Add Levinson keyboard (#1723)

* Fork lets_split to levinson

Update subproject default

* Update Readme

* Pass LED backlight info from master to slave over serial
travis_phases
Danny 7 years ago committed by Jack Humbert
parent 19f48fa922
commit 5eb5b6074c

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/*
Copyright 2012 Jun Wako <wakojun@gmail.com>
Copyright 2015 Jack Humbert
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef CONFIG_H
#define CONFIG_H
#include "config_common.h"
#ifdef SUBPROJECT_rev1
#include "rev1/config.h"
#endif
#ifdef SUBPROJECT_rev2
#include "rev2/config.h"
#endif
#endif

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#include <util/twi.h>
#include <avr/io.h>
#include <stdlib.h>
#include <avr/interrupt.h>
#include <util/twi.h>
#include <stdbool.h>
#include "i2c.h"
#ifdef USE_I2C
// Limits the amount of we wait for any one i2c transaction.
// Since were running SCL line 100kHz (=> 10μs/bit), and each transactions is
// 9 bits, a single transaction will take around 90μs to complete.
//
// (F_CPU/SCL_CLOCK) => # of μC cycles to transfer a bit
// poll loop takes at least 8 clock cycles to execute
#define I2C_LOOP_TIMEOUT (9+1)*(F_CPU/SCL_CLOCK)/8
#define BUFFER_POS_INC() (slave_buffer_pos = (slave_buffer_pos+1)%SLAVE_BUFFER_SIZE)
volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE];
static volatile uint8_t slave_buffer_pos;
static volatile bool slave_has_register_set = false;
// Wait for an i2c operation to finish
inline static
void i2c_delay(void) {
uint16_t lim = 0;
while(!(TWCR & (1<<TWINT)) && lim < I2C_LOOP_TIMEOUT)
lim++;
// easier way, but will wait slightly longer
// _delay_us(100);
}
// Setup twi to run at 100kHz
void i2c_master_init(void) {
// no prescaler
TWSR = 0;
// Set TWI clock frequency to SCL_CLOCK. Need TWBR>10.
// Check datasheets for more info.
TWBR = ((F_CPU/SCL_CLOCK)-16)/2;
}
// Start a transaction with the given i2c slave address. The direction of the
// transfer is set with I2C_READ and I2C_WRITE.
// returns: 0 => success
// 1 => error
uint8_t i2c_master_start(uint8_t address) {
TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTA);
i2c_delay();
// check that we started successfully
if ( (TW_STATUS != TW_START) && (TW_STATUS != TW_REP_START))
return 1;
TWDR = address;
TWCR = (1<<TWINT) | (1<<TWEN);
i2c_delay();
if ( (TW_STATUS != TW_MT_SLA_ACK) && (TW_STATUS != TW_MR_SLA_ACK) )
return 1; // slave did not acknowledge
else
return 0; // success
}
// Finish the i2c transaction.
void i2c_master_stop(void) {
TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
uint16_t lim = 0;
while(!(TWCR & (1<<TWSTO)) && lim < I2C_LOOP_TIMEOUT)
lim++;
}
// Write one byte to the i2c slave.
// returns 0 => slave ACK
// 1 => slave NACK
uint8_t i2c_master_write(uint8_t data) {
TWDR = data;
TWCR = (1<<TWINT) | (1<<TWEN);
i2c_delay();
// check if the slave acknowledged us
return (TW_STATUS == TW_MT_DATA_ACK) ? 0 : 1;
}
// Read one byte from the i2c slave. If ack=1 the slave is acknowledged,
// if ack=0 the acknowledge bit is not set.
// returns: byte read from i2c device
uint8_t i2c_master_read(int ack) {
TWCR = (1<<TWINT) | (1<<TWEN) | (ack<<TWEA);
i2c_delay();
return TWDR;
}
void i2c_reset_state(void) {
TWCR = 0;
}
void i2c_slave_init(uint8_t address) {
TWAR = address << 0; // slave i2c address
// TWEN - twi enable
// TWEA - enable address acknowledgement
// TWINT - twi interrupt flag
// TWIE - enable the twi interrupt
TWCR = (1<<TWIE) | (1<<TWEA) | (1<<TWINT) | (1<<TWEN);
}
ISR(TWI_vect);
ISR(TWI_vect) {
uint8_t ack = 1;
switch(TW_STATUS) {
case TW_SR_SLA_ACK:
// this device has been addressed as a slave receiver
slave_has_register_set = false;
break;
case TW_SR_DATA_ACK:
// this device has received data as a slave receiver
// The first byte that we receive in this transaction sets the location
// of the read/write location of the slaves memory that it exposes over
// i2c. After that, bytes will be written at slave_buffer_pos, incrementing
// slave_buffer_pos after each write.
if(!slave_has_register_set) {
slave_buffer_pos = TWDR;
// don't acknowledge the master if this memory loctaion is out of bounds
if ( slave_buffer_pos >= SLAVE_BUFFER_SIZE ) {
ack = 0;
slave_buffer_pos = 0;
}
slave_has_register_set = true;
} else {
i2c_slave_buffer[slave_buffer_pos] = TWDR;
BUFFER_POS_INC();
}
break;
case TW_ST_SLA_ACK:
case TW_ST_DATA_ACK:
// master has addressed this device as a slave transmitter and is
// requesting data.
TWDR = i2c_slave_buffer[slave_buffer_pos];
BUFFER_POS_INC();
break;
case TW_BUS_ERROR: // something went wrong, reset twi state
TWCR = 0;
default:
break;
}
// Reset everything, so we are ready for the next TWI interrupt
TWCR |= (1<<TWIE) | (1<<TWINT) | (ack<<TWEA) | (1<<TWEN);
}
#endif

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#ifndef I2C_H
#define I2C_H
#include <stdint.h>
#ifndef F_CPU
#define F_CPU 16000000UL
#endif
#define I2C_READ 1
#define I2C_WRITE 0
#define I2C_ACK 1
#define I2C_NACK 0
#define SLAVE_BUFFER_SIZE 0x10
// i2c SCL clock frequency
#define SCL_CLOCK 400000L
extern volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE];
void i2c_master_init(void);
uint8_t i2c_master_start(uint8_t address);
void i2c_master_stop(void);
uint8_t i2c_master_write(uint8_t data);
uint8_t i2c_master_read(int);
void i2c_reset_state(void);
void i2c_slave_init(uint8_t address);
static inline unsigned char i2c_start_read(unsigned char addr) {
return i2c_master_start((addr << 1) | I2C_READ);
}
static inline unsigned char i2c_start_write(unsigned char addr) {
return i2c_master_start((addr << 1) | I2C_WRITE);
}
// from SSD1306 scrips
extern unsigned char i2c_rep_start(unsigned char addr);
extern void i2c_start_wait(unsigned char addr);
extern unsigned char i2c_readAck(void);
extern unsigned char i2c_readNak(void);
extern unsigned char i2c_read(unsigned char ack);
#define i2c_read(ack) (ack) ? i2c_readAck() : i2c_readNak();
#endif

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#ifndef CONFIG_USER_H
#define CONFIG_USER_H
#include "../../config.h"
/* Use I2C or Serial, not both */
#define USE_SERIAL
// #define USE_I2C
/* Select hand configuration */
#define MASTER_LEFT
// #define _MASTER_RIGHT
// #define EE_HANDS
#define TAPPING_TERM 150
#undef RGBLED_NUM
#define RGBLIGHT_ANIMATIONS
#define RGBLED_NUM 12
#define RGBLIGHT_HUE_STEP 8
#define RGBLIGHT_SAT_STEP 8
#define RGBLIGHT_VAL_STEP 8
#define BACKLIGHT_PIN B6
//#define BACKLIGHT_BREATHING
#define BACKLIGHT_LEVELS 7
#endif

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#include "levinson.h"
#include "action_layer.h"
#include "eeconfig.h"
extern keymap_config_t keymap_config;
#define _QWERTY 0
#define _COLEMAK 1
#define _DVORAK 2
#define _LOWER 3
#define _RAISE 4
#define _FN3 5
#define _FN4 6
#define _ADJUST 16
enum custom_keycodes {
QWERTY = SAFE_RANGE,
COLEMAK,
DVORAK,
LOWER,
RAISE,
FN3,
FN4,
ADJUST,
};
#define KC_ KC_TRNS
#define _______ KC_TRNS
#define KC_CAPW LGUI(LSFT(KC_3)) // Capture whole screen
#define KC_CPYW LGUI(LSFT(LCTL(KC_3))) // Copy whole screen
#define KC_CAPP LGUI(LSFT(KC_4)) // Capture portion of screen
#define KC_CPYP LGUI(LSFT(LCTL(KC_4))) // Copy portion of screen
#define KC_X0 MT(MOD_LCTL, KC_ESC)
#define KC_X1 LOWER
#define KC_X2 RAISE
#define KC_X3 LT(_FN3, KC_GRV)
#define KC_X4 MT(MOD_LSFT, KC_ENT)
#define KC_X5 BL_STEP
const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
[_QWERTY] = KC_KEYMAP(
//,----+----+----+----+----+----. ,----+----+----+----+----+----.
TAB , Q , W , E , R , T , Y , U , I , O , P ,MINS,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
X0 , A , S , D , F , G , H , J , K , L ,SCLN,QUOT,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
LSFT, Z , X , C , V , B , N , M ,COMM,DOT ,SLSH, X4 ,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
X3 ,LCTL, X1 ,LGUI,SPC ,SPC , BSPC,BSPC, X2 ,RALT, UP ,RGHT
//`----+----+----+----+----+----' `----+----+----+----+----+----'
),
[_COLEMAK] = KC_KEYMAP(
//,----+----+----+----+----+----. ,----+----+----+----+----+----.
TAB , Q , W , F , P , G , J , L , U , Y ,SCLN,MINS,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
X0 , A , R , S , T , D , H , N , E , I , O ,QUOT,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
LSFT, Z , X , C , V , B , K , M ,COMM,DOT ,SLSH, X4 ,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
X3 ,LCTL, X1 ,LGUI,SPC ,SPC , BSPC,BSPC, X2 ,RALT, UP ,RGHT
//`----+----+----+----+----+----' `----+----+----+----+----+----'
),
[_DVORAK] = KC_KEYMAP(
//,----+----+----+----+----+----. ,----+----+----+----+----+----.
TAB ,QUOT,COMM,DOT , P , Y , F , G , C , R , L ,MINS,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
X0 , A , O , E , U , I , D , H , T , N , S ,SLSH,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
LSFT,SCLN, Q , J , K , X , B , M , W , V , Z , X4 ,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
X3 ,LCTL, X1 ,LGUI,SPC ,SPC , BSPC,BSPC, X2 ,RALT, UP ,RGHT
//`----+----+----+----+----+----' `----+----+----+----+----+----'
),
[_LOWER] = KC_KEYMAP(
//,----+----+----+----+----+----. ,----+----+----+----+----+----.
X5 , 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 0 , ,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
DEL ,CAPP,LEFT,RGHT, UP ,LBRC, RBRC, P4 , P5 , P6 ,PLUS,PIPE,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
,CPYP, , ,DOWN,LCBR, RCBR, P1 , P2 , P3 ,MINS, ,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
, , , , ,DEL , DEL , , P0 ,PDOT, ,
//`----+----+----+----+----+----' `----+----+----+----+----+----'
),
[_RAISE] = KC_KEYMAP(
//,----+----+----+----+----+----. ,----+----+----+----+----+----.
,EXLM, AT ,HASH,DLR ,PERC, CIRC,AMPR,ASTR,LPRN,RPRN, ,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
DEL ,MPRV,MNXT,VOLU,PGUP,UNDS, EQL ,HOME, , , ,BSLS,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
MUTE,MSTP,MPLY,VOLD,PGDN,MINS, PLUS,END , , , , ,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
, , , , , , , , , , ,
//`----+----+----+----+----+----' `----+----+----+----+----+----'
),
[_FN3] = KC_KEYMAP(
//,----+----+----+----+----+----. ,----+----+----+----+----+----.
F12 , F1 , F2 , F3 , F4 , F5 , F6 , F7 , F8 , F9 ,F10 ,F11 ,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
, , , , , , , , , , , ,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
, , , , , , , , , , , ,
//|----+----+----+----+----+----| |----+----+----+----+----+----|
, , , , , , , , , , ,
//`----+----+----+----+----+----' `----+----+----+----+----+----'
),
/* Adjust (Lower + Raise)
* ,-----------------------------------------------------------------------------------.
* | | Reset|RGB Tg|RGB Md|Hue Up|Hue Dn|Sat Up|Sat Dn|Val Up|Val Dn| | |
* |------+------+------+------+------+-------------+------+------+------+------+------|
* | | | |Aud on|Audoff|AGnorm|AGswap|Qwerty|Colemk|Dvorak| | |
* |------+------+------+------+------+------|------+------+------+------+------+------|
* | | | | | | | | | | | | |
* |------+------+------+------+------+------+------+------+------+------+------+------|
* | | | | | | | | | | | |
* `-----------------------------------------------------------------------------------'
*/
[_ADJUST] = KEYMAP( \
_______, RESET , RGB_TOG, RGB_MOD, RGB_HUD, RGB_HUI, RGB_SAD, RGB_SAI, RGB_VAD, RGB_VAI, _______, _______, \
_______, _______, _______, AU_ON, AU_OFF, AG_NORM, AG_SWAP, QWERTY, COLEMAK, DVORAK, _______, _______, \
_______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, \
_______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______ \
)
};
#ifdef AUDIO_ENABLE
float tone_qwerty[][2] = SONG(QWERTY_SOUND);
float tone_dvorak[][2] = SONG(DVORAK_SOUND);
float tone_colemak[][2] = SONG(COLEMAK_SOUND);
#endif
void persistent_default_layer_set(uint16_t default_layer) {
eeconfig_update_default_layer(default_layer);
default_layer_set(default_layer);
}
bool process_record_user(uint16_t keycode, keyrecord_t *record) {
switch (keycode) {
case QWERTY:
if (record->event.pressed) {
#ifdef AUDIO_ENABLE
PLAY_SONG(tone_qwerty);
#endif
persistent_default_layer_set(1UL<<_QWERTY);
}
return false;
break;
case COLEMAK:
if (record->event.pressed) {
#ifdef AUDIO_ENABLE
PLAY_SONG(tone_colemak);
#endif
persistent_default_layer_set(1UL<<_COLEMAK);
}
return false;
break;
case DVORAK:
if (record->event.pressed) {
#ifdef AUDIO_ENABLE
PLAY_SONG(tone_dvorak);
#endif
persistent_default_layer_set(1UL<<_DVORAK);
}
return false;
break;
case LOWER:
if (record->event.pressed) {
layer_on(_LOWER);
update_tri_layer(_LOWER, _RAISE, _ADJUST);
} else {
layer_off(_LOWER);
update_tri_layer(_LOWER, _RAISE, _ADJUST);
}
return false;
break;
case RAISE:
if (record->event.pressed) {
layer_on(_RAISE);
update_tri_layer(_LOWER, _RAISE, _ADJUST);
} else {
layer_off(_RAISE);
update_tri_layer(_LOWER, _RAISE, _ADJUST);
}
return false;
break;
case ADJUST:
if (record->event.pressed) {
layer_on(_ADJUST);
} else {
layer_off(_ADJUST);
}
return false;
break;
}
return true;
}

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RGBLIGHT_ENABLE = yes
BACKLIGHT_ENABLE = yes
ifndef QUANTUM_DIR
include ../../../../Makefile
endif

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/*
This is the c configuration file for the keymap
Copyright 2012 Jun Wako <wakojun@gmail.com>
Copyright 2015 Jack Humbert
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef CONFIG_USER_H
#define CONFIG_USER_H
#include "../../config.h"
/* Use I2C or Serial, not both */
#define USE_SERIAL
// #define USE_I2C
/* Select hand configuration */
#define MASTER_LEFT
// #define _MASTER_RIGHT
// #define EE_HANDS
#endif

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#include "levinson.h"
#include "action_layer.h"
#include "eeconfig.h"
extern keymap_config_t keymap_config;
// Each layer gets a name for readability, which is then used in the keymap matrix below.
// The underscores don't mean anything - you can have a layer called STUFF or any other name.
// Layer names don't all need to be of the same length, obviously, and you can also skip them
// entirely and just use numbers.
#define _QWERTY 0
#define _COLEMAK 1
#define _DVORAK 2
#define _LOWER 3
#define _RAISE 4
#define _ADJUST 16
enum custom_keycodes {
QWERTY = SAFE_RANGE,
COLEMAK,
DVORAK,
LOWER,
RAISE,
ADJUST,
};
// Fillers to make layering more clear
#define _______ KC_TRNS
#define XXXXXXX KC_NO
const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
/* Qwerty
* ,-----------------------------------------------------------------------------------.
* | Tab | Q | W | E | R | T | Y | U | I | O | P | Bksp |
* |------+------+------+------+------+-------------+------+------+------+------+------|
* | Esc | A | S | D | F | G | H | J | K | L | ; | " |
* |------+------+------+------+------+------|------+------+------+------+------+------|
* | Shift| Z | X | C | V | B | N | M | , | . | / |Enter |
* |------+------+------+------+------+------+------+------+------+------+------+------|
* |Adjust| Ctrl | Alt | GUI |Lower |Space |Space |Raise | Left | Down | Up |Right |
* `-----------------------------------------------------------------------------------'
*/
[_QWERTY] = KEYMAP( \
KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_BSPC, \
KC_ESC, KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT, \
KC_LSFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_ENT , \
ADJUST, KC_LCTL, KC_LALT, KC_LGUI, LOWER, KC_SPC, KC_SPC, RAISE, KC_LEFT, KC_DOWN, KC_UP, KC_RGHT \
),
/* Colemak
* ,-----------------------------------------------------------------------------------.
* | Tab | Q | W | F | P | G | J | L | U | Y | ; | Bksp |
* |------+------+------+------+------+-------------+------+------+------+------+------|
* | Esc | A | R | S | T | D | H | N | E | I | O | " |
* |------+------+------+------+------+------|------+------+------+------+------+------|
* | Shift| Z | X | C | V | B | K | M | , | . | / |Enter |
* |------+------+------+------+------+------+------+------+------+------+------+------|
* |Adjust| Ctrl | Alt | GUI |Lower |Space |Space |Raise | Left | Down | Up |Right |
* `-----------------------------------------------------------------------------------'
*/
[_COLEMAK] = KEYMAP( \
KC_TAB, KC_Q, KC_W, KC_F, KC_P, KC_G, KC_J, KC_L, KC_U, KC_Y, KC_SCLN, KC_BSPC, \
KC_ESC, KC_A, KC_R, KC_S, KC_T, KC_D, KC_H, KC_N, KC_E, KC_I, KC_O, KC_QUOT, \
KC_LSFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_K, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_ENT , \
ADJUST, KC_LCTL, KC_LALT, KC_LGUI, LOWER, KC_SPC, KC_SPC, RAISE, KC_LEFT, KC_DOWN, KC_UP, KC_RGHT \
),
/* Dvorak
* ,-----------------------------------------------------------------------------------.
* | Tab | " | , | . | P | Y | F | G | C | R | L | Bksp |
* |------+------+------+------+------+-------------+------+------+------+------+------|
* | Esc | A | O | E | U | I | D | H | T | N | S | / |
* |------+------+------+------+------+------|------+------+------+------+------+------|
* | Shift| ; | Q | J | K | X | B | M | W | V | Z |Enter |
* |------+------+------+------+------+------+------+------+------+------+------+------|
* |Adjust| Ctrl | Alt | GUI |Lower |Space |Space |Raise | Left | Down | Up |Right |
* `-----------------------------------------------------------------------------------'
*/
[_DVORAK] = KEYMAP( \
KC_TAB, KC_QUOT, KC_COMM, KC_DOT, KC_P, KC_Y, KC_F, KC_G, KC_C, KC_R, KC_L, KC_BSPC, \
KC_ESC, KC_A, KC_O, KC_E, KC_U, KC_I, KC_D, KC_H, KC_T, KC_N, KC_S, KC_SLSH, \
KC_LSFT, KC_SCLN, KC_Q, KC_J, KC_K, KC_X, KC_B, KC_M, KC_W, KC_V, KC_Z, KC_ENT , \
ADJUST, KC_LCTL, KC_LALT, KC_LGUI, LOWER, KC_SPC, KC_SPC, RAISE, KC_LEFT, KC_DOWN, KC_UP, KC_RGHT \
),
/* Lower
* ,-----------------------------------------------------------------------------------.
* | ~ | ! | @ | # | $ | % | ^ | & | * | ( | ) | Bksp |
* |------+------+------+------+------+-------------+------+------+------+------+------|
* | Del | F1 | F2 | F3 | F4 | F5 | F6 | _ | + | | \ | | |
* |------+------+------+------+------+------|------+------+------+------+------+------|
* | | F7 | F8 | F9 | F10 | F11 | F12 |ISO ~ |ISO | | | |Enter |
* |------+------+------+------+------+------+------+------+------+------+------+------|
* | | | | | | | | Next | Vol- | Vol+ | Play |
* `-----------------------------------------------------------------------------------'
*/
[_LOWER] = KEYMAP( \
KC_TILD, KC_EXLM, KC_AT, KC_HASH, KC_DLR, KC_PERC, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_BSPC, \
KC_DEL, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, KC_PIPE, \
_______, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12,S(KC_NUHS),S(KC_NUBS),_______, _______, _______, \
_______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY \
),
/* Raise
* ,-----------------------------------------------------------------------------------.
* | ` | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 0 | Bksp |
* |------+------+------+------+------+-------------+------+------+------+------+------|
* | Del | F1 | F2 | F3 | F4 | F5 | F6 | - | = | [ | ] | \ |
* |------+------+------+------+------+------|------+------+------+------+------+------|
* | | F7 | F8 | F9 | F10 | F11 | F12 |ISO # |ISO / | | |Enter |
* |------+------+------+------+------+------+------+------+------+------+------+------|
* | | | | | | | | Next | Vol- | Vol+ | Play |
* `-----------------------------------------------------------------------------------'
*/
[_RAISE] = KEYMAP( \
KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_BSPC, \
KC_DEL, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_MINS, KC_EQL, KC_LBRC, KC_RBRC, KC_BSLS, \
_______, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12, KC_NUHS, KC_NUBS, _______, _______, _______, \
_______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY \
),
/* Adjust (Lower + Raise)
* ,-----------------------------------------------------------------------------------.
* | | Reset| | | | | | | | | | Del |
* |------+------+------+------+------+-------------+------+------+------+------+------|
* | | | |Aud on|Audoff|AGnorm|AGswap|Qwerty|Colemk|Dvorak| | |
* |------+------+------+------+------+------|------+------+------+------+------+------|
* | | | | | | | | | | | | |
* |------+------+------+------+------+------+------+------+------+------+------+------|
* | | | | | | | | | | | |
* `-----------------------------------------------------------------------------------'
*/
[_ADJUST] = KEYMAP( \
_______, RESET, _______, _______, _______, _______, _______, _______, _______, _______, _______, KC_DEL, \
_______, _______, _______, AU_ON, AU_OFF, AG_NORM, AG_SWAP, QWERTY, COLEMAK, DVORAK, _______, _______, \
_______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, \
_______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______ \
)
};
#ifdef AUDIO_ENABLE
float tone_qwerty[][2] = SONG(QWERTY_SOUND);
float tone_dvorak[][2] = SONG(DVORAK_SOUND);
float tone_colemak[][2] = SONG(COLEMAK_SOUND);
#endif
void persistent_default_layer_set(uint16_t default_layer) {
eeconfig_update_default_layer(default_layer);
default_layer_set(default_layer);
}
bool process_record_user(uint16_t keycode, keyrecord_t *record) {
switch (keycode) {
case QWERTY:
if (record->event.pressed) {
#ifdef AUDIO_ENABLE
PLAY_SONG(tone_qwerty);
#endif
persistent_default_layer_set(1UL<<_QWERTY);
}
return false;
break;
case COLEMAK:
if (record->event.pressed) {
#ifdef AUDIO_ENABLE
PLAY_SONG(tone_colemak);
#endif
persistent_default_layer_set(1UL<<_COLEMAK);
}
return false;
break;
case DVORAK:
if (record->event.pressed) {
#ifdef AUDIO_ENABLE
PLAY_SONG(tone_dvorak);
#endif
persistent_default_layer_set(1UL<<_DVORAK);
}
return false;
break;
case LOWER:
if (record->event.pressed) {
layer_on(_LOWER);
update_tri_layer(_LOWER, _RAISE, _ADJUST);
} else {
layer_off(_LOWER);
update_tri_layer(_LOWER, _RAISE, _ADJUST);
}
return false;
break;
case RAISE:
if (record->event.pressed) {
layer_on(_RAISE);
update_tri_layer(_LOWER, _RAISE, _ADJUST);
} else {
layer_off(_RAISE);
update_tri_layer(_LOWER, _RAISE, _ADJUST);
}
return false;
break;
case ADJUST:
if (record->event.pressed) {
layer_on(_ADJUST);
} else {
layer_off(_ADJUST);
}
return false;
break;
}
return true;
}

@ -0,0 +1,3 @@
ifndef QUANTUM_DIR
include ../../../../Makefile
endif

@ -0,0 +1,16 @@
#include "levinson.h"
#ifdef ONEHAND_ENABLE
__attribute__ ((weak))
const keypos_t hand_swap_config[MATRIX_ROWS][MATRIX_COLS] = {
{{5, 4}, {4, 4}, {3, 4}, {2, 4}, {1, 4}, {0, 4}},
{{5, 5}, {4, 5}, {3, 5}, {2, 5}, {1, 5}, {0, 5}},
{{5, 6}, {4, 6}, {3, 6}, {2, 6}, {1, 6}, {0, 6}},
{{5, 7}, {4, 7}, {3, 7}, {2, 7}, {1, 7}, {0, 7}},
{{0, 0}, {1, 0}, {2, 0}, {3, 0}, {4, 0}, {5, 0}},
{{0, 1}, {1, 1}, {2, 1}, {3, 1}, {4, 1}, {5, 1}},
{{0, 2}, {1, 2}, {2, 2}, {3, 2}, {4, 2}, {5, 2}},
{{0, 3}, {1, 3}, {2, 3}, {3, 3}, {4, 3}, {5, 3}},
};
#endif

@ -0,0 +1,25 @@
#ifndef LEVINSON_H
#define LEVINSON_H
#include "quantum.h"
#include QMK_SUBPROJECT_H
// Used to create a keymap using only KC_ prefixed keys
#define KC_KEYMAP( \
L00, L01, L02, L03, L04, L05, R00, R01, R02, R03, R04, R05, \
L10, L11, L12, L13, L14, L15, R10, R11, R12, R13, R14, R15, \
L20, L21, L22, L23, L24, L25, R20, R21, R22, R23, R24, R25, \
L30, L31, L32, L33, L34, L35, R30, R31, R32, R33, R34, R35 \
) \
KEYMAP( \
KC_##L00, KC_##L01, KC_##L02, KC_##L03, KC_##L04, KC_##L05, KC_##R00, KC_##R01, KC_##R02, KC_##R03, KC_##R04, KC_##R05, \
KC_##L10, KC_##L11, KC_##L12, KC_##L13, KC_##L14, KC_##L15, KC_##R10, KC_##R11, KC_##R12, KC_##R13, KC_##R14, KC_##R15, \
KC_##L20, KC_##L21, KC_##L22, KC_##L23, KC_##L24, KC_##L25, KC_##R20, KC_##R21, KC_##R22, KC_##R23, KC_##R24, KC_##R25, \
KC_##L30, KC_##L31, KC_##L32, KC_##L33, KC_##L34, KC_##L35, KC_##R30, KC_##R31, KC_##R32, KC_##R33, KC_##R34, KC_##R35 \
)
#define LAYOUT_ortho_4x12 KEYMAP
#define KC_LAYOUT_ortho_4x12 KC_KEYMAP
#endif

@ -0,0 +1,477 @@
/*
Copyright 2012 Jun Wako <wakojun@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* scan matrix
*/
#include <stdint.h>
#include <stdbool.h>
#include <avr/io.h>
#include "wait.h"
#include "print.h"
#include "debug.h"
#include "util.h"
#include "matrix.h"
#include "split_util.h"
#include "pro_micro.h"
#include "config.h"
#include "timer.h"
#include "backlight.h"
#ifdef USE_I2C
# include "i2c.h"
#else // USE_SERIAL
# include "serial.h"
#endif
#ifndef DEBOUNCING_DELAY
# define DEBOUNCING_DELAY 5
#endif
#if (DEBOUNCING_DELAY > 0)
static uint16_t debouncing_time;
static bool debouncing = false;
#endif
#if (MATRIX_COLS <= 8)
# define print_matrix_header() print("\nr/c 01234567\n")
# define print_matrix_row(row) print_bin_reverse8(matrix_get_row(row))
# define matrix_bitpop(i) bitpop(matrix[i])
# define ROW_SHIFTER ((uint8_t)1)
#else
# error "Currently only supports 8 COLS"
#endif
static matrix_row_t matrix_debouncing[MATRIX_ROWS];
#define ERROR_DISCONNECT_COUNT 5
#define SERIAL_LED_ADDR 0x00
#define ROWS_PER_HAND (MATRIX_ROWS/2)
static uint8_t error_count = 0;
static const uint8_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;
static const uint8_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
/* matrix state(1:on, 0:off) */
static matrix_row_t matrix[MATRIX_ROWS];
static matrix_row_t matrix_debouncing[MATRIX_ROWS];
#if (DIODE_DIRECTION == COL2ROW)
static void init_cols(void);
static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row);
static void unselect_rows(void);
static void select_row(uint8_t row);
static void unselect_row(uint8_t row);
#elif (DIODE_DIRECTION == ROW2COL)
static void init_rows(void);
static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col);
static void unselect_cols(void);
static void unselect_col(uint8_t col);
static void select_col(uint8_t col);
#endif
__attribute__ ((weak))
void matrix_init_quantum(void) {
matrix_init_kb();
}
__attribute__ ((weak))
void matrix_scan_quantum(void) {
matrix_scan_kb();
}
__attribute__ ((weak))
void matrix_init_kb(void) {
matrix_init_user();
}
__attribute__ ((weak))
void matrix_scan_kb(void) {
matrix_scan_user();
}
__attribute__ ((weak))
void matrix_init_user(void) {
}
__attribute__ ((weak))
void matrix_scan_user(void) {
}
inline
uint8_t matrix_rows(void)
{
return MATRIX_ROWS;
}
inline
uint8_t matrix_cols(void)
{
return MATRIX_COLS;
}
void matrix_init(void)
{
debug_enable = true;
debug_matrix = true;
debug_mouse = true;
// initialize row and col
unselect_rows();
init_cols();
TX_RX_LED_INIT;
// initialize matrix state: all keys off
for (uint8_t i=0; i < MATRIX_ROWS; i++) {
matrix[i] = 0;
matrix_debouncing[i] = 0;
}
matrix_init_quantum();
}
uint8_t _matrix_scan(void)
{
int offset = isLeftHand ? 0 : (ROWS_PER_HAND);
#if (DIODE_DIRECTION == COL2ROW)
// Set row, read cols
for (uint8_t current_row = 0; current_row < ROWS_PER_HAND; current_row++) {
# if (DEBOUNCING_DELAY > 0)
bool matrix_changed = read_cols_on_row(matrix_debouncing+offset, current_row);
if (matrix_changed) {
debouncing = true;
debouncing_time = timer_read();
PORTD ^= (1 << 2);
}
# else
read_cols_on_row(matrix+offset, current_row);
# endif
}
#elif (DIODE_DIRECTION == ROW2COL)
// Set col, read rows
for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) {
# if (DEBOUNCING_DELAY > 0)
bool matrix_changed = read_rows_on_col(matrix_debouncing+offset, current_col);
if (matrix_changed) {
debouncing = true;
debouncing_time = timer_read();
}
# else
read_rows_on_col(matrix+offset, current_col);
# endif
}
#endif
# if (DEBOUNCING_DELAY > 0)
if (debouncing && (timer_elapsed(debouncing_time) > DEBOUNCING_DELAY)) {
for (uint8_t i = 0; i < ROWS_PER_HAND; i++) {
matrix[i+offset] = matrix_debouncing[i+offset];
}
debouncing = false;
}
# endif
return 1;
}
#ifdef USE_I2C
// Get rows from other half over i2c
int i2c_transaction(void) {
int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
int err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE);
if (err) goto i2c_error;
// start of matrix stored at 0x00
err = i2c_master_write(0x00);
if (err) goto i2c_error;
// Start read
err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_READ);
if (err) goto i2c_error;
if (!err) {
int i;
for (i = 0; i < ROWS_PER_HAND-1; ++i) {
matrix[slaveOffset+i] = i2c_master_read(I2C_ACK);
}
matrix[slaveOffset+i] = i2c_master_read(I2C_NACK);
i2c_master_stop();
} else {
i2c_error: // the cable is disconnceted, or something else went wrong
i2c_reset_state();
return err;
}
return 0;
}
#else // USE_SERIAL
int serial_transaction(void) {
int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
if (serial_update_buffers()) {
return 1;
}
for (int i = 0; i < ROWS_PER_HAND; ++i) {
matrix[slaveOffset+i] = serial_slave_buffer[i];
}
#ifdef BACKLIGHT_ENABLE
// Write backlight level for slave to read
serial_master_buffer[SERIAL_LED_ADDR] = get_backlight_level();
#endif
return 0;
}
#endif
uint8_t matrix_scan(void)
{
uint8_t ret = _matrix_scan();
#ifdef USE_I2C
if( i2c_transaction() ) {
#else // USE_SERIAL
if( serial_transaction() ) {
#endif
// turn on the indicator led when halves are disconnected
TXLED1;
error_count++;
if (error_count > ERROR_DISCONNECT_COUNT) {
// reset other half if disconnected
int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
for (int i = 0; i < ROWS_PER_HAND; ++i) {
matrix[slaveOffset+i] = 0;
}
}
} else {
// turn off the indicator led on no error
TXLED0;
error_count = 0;
}
matrix_scan_quantum();
return ret;
}
void matrix_slave_scan(void) {
_matrix_scan();
int offset = (isLeftHand) ? 0 : ROWS_PER_HAND;
#ifdef USE_I2C
for (int i = 0; i < ROWS_PER_HAND; ++i) {
i2c_slave_buffer[i] = matrix[offset+i];
}
#else // USE_SERIAL
for (int i = 0; i < ROWS_PER_HAND; ++i) {
serial_slave_buffer[i] = matrix[offset+i];
}
#ifdef BACKLIGHT_ENABLE
// Read backlight level sent from master and update level on slave
backlight_set(serial_master_buffer[SERIAL_LED_ADDR]);
#endif
#endif
}
bool matrix_is_modified(void)
{
if (debouncing) return false;
return true;
}
inline
bool matrix_is_on(uint8_t row, uint8_t col)
{
return (matrix[row] & ((matrix_row_t)1<<col));
}
inline
matrix_row_t matrix_get_row(uint8_t row)
{
return matrix[row];
}
void matrix_print(void)
{
print("\nr/c 0123456789ABCDEF\n");
for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
phex(row); print(": ");
pbin_reverse16(matrix_get_row(row));
print("\n");
}
}
uint8_t matrix_key_count(void)
{
uint8_t count = 0;
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
count += bitpop16(matrix[i]);
}
return count;
}
#if (DIODE_DIRECTION == COL2ROW)
static void init_cols(void)
{
for(uint8_t x = 0; x < MATRIX_COLS; x++) {
uint8_t pin = col_pins[x];
_SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
}
}
static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row)
{
// Store last value of row prior to reading
matrix_row_t last_row_value = current_matrix[current_row];
// Clear data in matrix row
current_matrix[current_row] = 0;
// Select row and wait for row selecton to stabilize
select_row(current_row);
wait_us(30);
// For each col...
for(uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) {
// Select the col pin to read (active low)
uint8_t pin = col_pins[col_index];
uint8_t pin_state = (_SFR_IO8(pin >> 4) & _BV(pin & 0xF));
// Populate the matrix row with the state of the col pin
current_matrix[current_row] |= pin_state ? 0 : (ROW_SHIFTER << col_index);
}
// Unselect row
unselect_row(current_row);
return (last_row_value != current_matrix[current_row]);
}
static void select_row(uint8_t row)
{
uint8_t pin = row_pins[row];
_SFR_IO8((pin >> 4) + 1) |= _BV(pin & 0xF); // OUT
_SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF); // LOW
}
static void unselect_row(uint8_t row)
{
uint8_t pin = row_pins[row];
_SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
}
static void unselect_rows(void)
{
for(uint8_t x = 0; x < ROWS_PER_HAND; x++) {
uint8_t pin = row_pins[x];
_SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
}
}
#elif (DIODE_DIRECTION == ROW2COL)
static void init_rows(void)
{
for(uint8_t x = 0; x < ROWS_PER_HAND; x++) {
uint8_t pin = row_pins[x];
_SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
}
}
static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col)
{
bool matrix_changed = false;
// Select col and wait for col selecton to stabilize
select_col(current_col);
wait_us(30);
// For each row...
for(uint8_t row_index = 0; row_index < ROWS_PER_HAND; row_index++)
{
// Store last value of row prior to reading
matrix_row_t last_row_value = current_matrix[row_index];
// Check row pin state
if ((_SFR_IO8(row_pins[row_index] >> 4) & _BV(row_pins[row_index] & 0xF)) == 0)
{
// Pin LO, set col bit
current_matrix[row_index] |= (ROW_SHIFTER << current_col);
}
else
{
// Pin HI, clear col bit
current_matrix[row_index] &= ~(ROW_SHIFTER << current_col);
}
// Determine if the matrix changed state
if ((last_row_value != current_matrix[row_index]) && !(matrix_changed))
{
matrix_changed = true;
}
}
// Unselect col
unselect_col(current_col);
return matrix_changed;
}
static void select_col(uint8_t col)
{
uint8_t pin = col_pins[col];
_SFR_IO8((pin >> 4) + 1) |= _BV(pin & 0xF); // OUT
_SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF); // LOW
}
static void unselect_col(uint8_t col)
{
uint8_t pin = col_pins[col];
_SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
}
static void unselect_cols(void)
{
for(uint8_t x = 0; x < MATRIX_COLS; x++) {
uint8_t pin = col_pins[x];
_SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
}
}
#endif

@ -0,0 +1,20 @@
Levinson
========
A split 40% split 4x12 ortholinear keyboard made and sold by Keebio. It's essentially a Let's Split with LED backlight support and 2u thumb key support. [More info at Keebio](https://keeb.io).
Keyboard Maintainer: [Bakingpy/nooges](https://github.com/nooges)
Hardware Supported: Pro Micro
Hardware Availability: [Keebio](https://keeb.io)
Make example for this keyboard (after setting up your build environment):
make levinson-rev1-default
Example of flashing this keyboard:
make levinson-rev1-default-avrdude
See [build environment setup](https://docs.qmk.fm/build_environment_setup.html) then the [make instructions](https://docs.qmk.fm/make_instructions.html) for more information.
A build guide for this keyboard can be found here: [Nyquist Build Guide](https://docs.keeb.io)

@ -0,0 +1,88 @@
/*
Copyright 2012 Jun Wako <wakojun@gmail.com>
Copyright 2015 Jack Humbert
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef REV1_CONFIG_H
#define REV1_CONFIG_H
#include "../config.h"
/* USB Device descriptor parameter */
#define VENDOR_ID 0xCEEB
#define PRODUCT_ID 0x1146
#define DEVICE_VER 0x0100
#define MANUFACTURER Keebio
#define PRODUCT Levinson
#define DESCRIPTION Split 40 percent ortholinear keyboard
/* key matrix size */
// Rows are doubled-up
#define MATRIX_ROWS 8
#define MATRIX_COLS 6
// wiring of each half
#define MATRIX_ROW_PINS { D7, E6, B4, B5 }
#define MATRIX_COL_PINS { F6, F7, B1, B3, B2, F4 }
#define CATERINA_BOOTLOADER
/* define if matrix has ghost */
//#define MATRIX_HAS_GHOST
/* number of backlight levels */
#define BACKLIGHT_LEVELS 7
/* Set 0 if debouncing isn't needed */
#define DEBOUNCING_DELAY 5
/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
#define LOCKING_SUPPORT_ENABLE
/* Locking resynchronize hack */
#define LOCKING_RESYNC_ENABLE
/* key combination for command */
#define IS_COMMAND() ( \
keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
)
/* ws2812 RGB LED */
#define RGB_DI_PIN D3
#define RGBLIGHT_TIMER
#define RGBLED_NUM 12 // Number of LEDs
#define ws2812_PORTREG PORTD
#define ws2812_DDRREG DDRD
/*
* Feature disable options
* These options are also useful to firmware size reduction.
*/
/* disable debug print */
// #define NO_DEBUG
/* disable print */
// #define NO_PRINT
/* disable action features */
//#define NO_ACTION_LAYER
//#define NO_ACTION_TAPPING
//#define NO_ACTION_ONESHOT
//#define NO_ACTION_MACRO
//#define NO_ACTION_FUNCTION
#endif

@ -0,0 +1,39 @@
#include "levinson.h"
#ifdef AUDIO_ENABLE
float tone_startup[][2] = SONG(STARTUP_SOUND);
float tone_goodbye[][2] = SONG(GOODBYE_SOUND);
#endif
#ifdef SSD1306OLED
void led_set_kb(uint8_t usb_led) {
// put your keyboard LED indicator (ex: Caps Lock LED) toggling code here
led_set_user(usb_led);
}
#endif
void matrix_init_kb(void) {
#ifdef AUDIO_ENABLE
_delay_ms(20); // gets rid of tick
PLAY_SONG(tone_startup);
#endif
// // green led on
// DDRD |= (1<<5);
// PORTD &= ~(1<<5);
// // orange led on
// DDRB |= (1<<0);
// PORTB &= ~(1<<0);
matrix_init_user();
};
void shutdown_user(void) {
#ifdef AUDIO_ENABLE
PLAY_SONG(tone_goodbye);
_delay_ms(150);
stop_all_notes();
#endif
}

@ -0,0 +1,60 @@
#ifndef REV2_H
#define REV2_H
#include "../levinson.h"
//void promicro_bootloader_jmp(bool program);
#include "quantum.h"
#ifdef USE_I2C
#include <stddef.h>
#ifdef __AVR__
#include <avr/io.h>
#include <avr/interrupt.h>
#endif
#endif
//void promicro_bootloader_jmp(bool program);
#ifndef FLIP_HALF
// Standard Keymap
// (TRRS jack on the left half is to the right, TRRS jack on the right half is to the left)
#define KEYMAP( \
L00, L01, L02, L03, L04, L05, R00, R01, R02, R03, R04, R05, \
L10, L11, L12, L13, L14, L15, R10, R11, R12, R13, R14, R15, \
L20, L21, L22, L23, L24, L25, R20, R21, R22, R23, R24, R25, \
L30, L31, L32, L33, L34, L35, R30, R31, R32, R33, R34, R35 \
) \
{ \
{ L00, L01, L02, L03, L04, L05 }, \
{ L10, L11, L12, L13, L14, L15 }, \
{ L20, L21, L22, L23, L24, L25 }, \
{ L30, L31, L32, L33, L34, L35 }, \
{ R05, R04, R03, R02, R01, R00 }, \
{ R15, R14, R13, R12, R11, R10 }, \
{ R25, R24, R23, R22, R21, R20 }, \
{ R35, R34, R33, R32, R31, R30 } \
}
#else
// Keymap with right side flipped
// (TRRS jack on both halves are to the right)
#define KEYMAP( \
L00, L01, L02, L03, L04, L05, R00, R01, R02, R03, R04, R05, \
L10, L11, L12, L13, L14, L15, R10, R11, R12, R13, R14, R15, \
L20, L21, L22, L23, L24, L25, R20, R21, R22, R23, R24, R25, \
L30, L31, L32, L33, L34, L35, R30, R31, R32, R33, R34, R35 \
) \
{ \
{ L00, L01, L02, L03, L04, L05 }, \
{ L10, L11, L12, L13, L14, L15 }, \
{ L20, L21, L22, L23, L24, L25 }, \
{ L30, L31, L32, L33, L34, L35 }, \
{ R00, R01, R02, R03, R04, R05 }, \
{ R10, R11, R12, R13, R14, R15 }, \
{ R20, R21, R22, R23, R24, R25 }, \
{ R30, R31, R32, R33, R34, R35 } \
}
#endif
#endif

@ -0,0 +1 @@
BACKLIGHT_ENABLE = yes

@ -0,0 +1,78 @@
SRC += matrix.c \
i2c.c \
split_util.c \
serial.c \
ssd1306.c
# MCU name
#MCU = at90usb1287
MCU = atmega32u4
# Processor frequency.
# This will define a symbol, F_CPU, in all source code files equal to the
# processor frequency in Hz. You can then use this symbol in your source code to
# calculate timings. Do NOT tack on a 'UL' at the end, this will be done
# automatically to create a 32-bit value in your source code.
#
# This will be an integer division of F_USB below, as it is sourced by
# F_USB after it has run through any CPU prescalers. Note that this value
# does not *change* the processor frequency - it should merely be updated to
# reflect the processor speed set externally so that the code can use accurate
# software delays.
F_CPU = 16000000
#
# LUFA specific
#
# Target architecture (see library "Board Types" documentation).
ARCH = AVR8
# Input clock frequency.
# This will define a symbol, F_USB, in all source code files equal to the
# input clock frequency (before any prescaling is performed) in Hz. This value may
# differ from F_CPU if prescaling is used on the latter, and is required as the
# raw input clock is fed directly to the PLL sections of the AVR for high speed
# clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
# at the end, this will be done automatically to create a 32-bit value in your
# source code.
#
# If no clock division is performed on the input clock inside the AVR (via the
# CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
F_USB = $(F_CPU)
# Interrupt driven control endpoint task(+60)
OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
# Boot Section Size in *bytes*
# Teensy halfKay 512
# Teensy++ halfKay 1024
# Atmel DFU loader 4096
# LUFA bootloader 4096
# USBaspLoader 2048
OPT_DEFS += -DBOOTLOADER_SIZE=4096
# Build Options
# change to "no" to disable the options, or define them in the Makefile in
# the appropriate keymap folder that will get included automatically
#
BOOTMAGIC_ENABLE = no # Virtual DIP switch configuration(+1000)
MOUSEKEY_ENABLE = yes # Mouse keys(+4700)
EXTRAKEY_ENABLE = yes # Audio control and System control(+450)
CONSOLE_ENABLE = no # Console for debug(+400)
COMMAND_ENABLE = yes # Commands for debug and configuration
NKRO_ENABLE = no # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
BACKLIGHT_ENABLE = no # Enable keyboard backlight functionality
MIDI_ENABLE = no # MIDI controls
AUDIO_ENABLE = no # Audio output on port C6
UNICODE_ENABLE = no # Unicode
BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
RGBLIGHT_ENABLE = no # Enable WS2812 RGB underlight. Do not enable this with audio at the same time.
SUBPROJECT_rev1 = yes
USE_I2C = yes
# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
CUSTOM_MATRIX = yes
LAYOUTS = ortho_4x12

@ -0,0 +1,228 @@
/*
* WARNING: be careful changing this code, it is very timing dependent
*/
#ifndef F_CPU
#define F_CPU 16000000
#endif
#include <avr/io.h>
#include <avr/interrupt.h>
#include <util/delay.h>
#include <stdbool.h>
#include "serial.h"
#ifndef USE_I2C
// Serial pulse period in microseconds. Its probably a bad idea to lower this
// value.
#define SERIAL_DELAY 24
uint8_t volatile serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH] = {0};
uint8_t volatile serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH] = {0};
#define SLAVE_DATA_CORRUPT (1<<0)
volatile uint8_t status = 0;
inline static
void serial_delay(void) {
_delay_us(SERIAL_DELAY);
}
inline static
void serial_output(void) {
SERIAL_PIN_DDR |= SERIAL_PIN_MASK;
}
// make the serial pin an input with pull-up resistor
inline static
void serial_input(void) {
SERIAL_PIN_DDR &= ~SERIAL_PIN_MASK;
SERIAL_PIN_PORT |= SERIAL_PIN_MASK;
}
inline static
uint8_t serial_read_pin(void) {
return !!(SERIAL_PIN_INPUT & SERIAL_PIN_MASK);
}
inline static
void serial_low(void) {
SERIAL_PIN_PORT &= ~SERIAL_PIN_MASK;
}
inline static
void serial_high(void) {
SERIAL_PIN_PORT |= SERIAL_PIN_MASK;
}
void serial_master_init(void) {
serial_output();
serial_high();
}
void serial_slave_init(void) {
serial_input();
// Enable INT0
EIMSK |= _BV(INT0);
// Trigger on falling edge of INT0
EICRA &= ~(_BV(ISC00) | _BV(ISC01));
}
// Used by the master to synchronize timing with the slave.
static
void sync_recv(void) {
serial_input();
// This shouldn't hang if the slave disconnects because the
// serial line will float to high if the slave does disconnect.
while (!serial_read_pin());
serial_delay();
}
// Used by the slave to send a synchronization signal to the master.
static
void sync_send(void) {
serial_output();
serial_low();
serial_delay();
serial_high();
}
// Reads a byte from the serial line
static
uint8_t serial_read_byte(void) {
uint8_t byte = 0;
serial_input();
for ( uint8_t i = 0; i < 8; ++i) {
byte = (byte << 1) | serial_read_pin();
serial_delay();
_delay_us(1);
}
return byte;
}
// Sends a byte with MSB ordering
static
void serial_write_byte(uint8_t data) {
uint8_t b = 8;
serial_output();
while( b-- ) {
if(data & (1 << b)) {
serial_high();
} else {
serial_low();
}
serial_delay();
}
}
// interrupt handle to be used by the slave device
ISR(SERIAL_PIN_INTERRUPT) {
sync_send();
uint8_t checksum = 0;
for (int i = 0; i < SERIAL_SLAVE_BUFFER_LENGTH; ++i) {
serial_write_byte(serial_slave_buffer[i]);
sync_send();
checksum += serial_slave_buffer[i];
}
serial_write_byte(checksum);
sync_send();
// wait for the sync to finish sending
serial_delay();
// read the middle of pulses
_delay_us(SERIAL_DELAY/2);
uint8_t checksum_computed = 0;
for (int i = 0; i < SERIAL_MASTER_BUFFER_LENGTH; ++i) {
serial_master_buffer[i] = serial_read_byte();
sync_send();
checksum_computed += serial_master_buffer[i];
}
uint8_t checksum_received = serial_read_byte();
sync_send();
serial_input(); // end transaction
if ( checksum_computed != checksum_received ) {
status |= SLAVE_DATA_CORRUPT;
} else {
status &= ~SLAVE_DATA_CORRUPT;
}
}
inline
bool serial_slave_DATA_CORRUPT(void) {
return status & SLAVE_DATA_CORRUPT;
}
// Copies the serial_slave_buffer to the master and sends the
// serial_master_buffer to the slave.
//
// Returns:
// 0 => no error
// 1 => slave did not respond
int serial_update_buffers(void) {
// this code is very time dependent, so we need to disable interrupts
cli();
// signal to the slave that we want to start a transaction
serial_output();
serial_low();
_delay_us(1);
// wait for the slaves response
serial_input();
serial_high();
_delay_us(SERIAL_DELAY);
// check if the slave is present
if (serial_read_pin()) {
// slave failed to pull the line low, assume not present
sei();
return 1;
}
// if the slave is present syncronize with it
sync_recv();
uint8_t checksum_computed = 0;
// receive data from the slave
for (int i = 0; i < SERIAL_SLAVE_BUFFER_LENGTH; ++i) {
serial_slave_buffer[i] = serial_read_byte();
sync_recv();
checksum_computed += serial_slave_buffer[i];
}
uint8_t checksum_received = serial_read_byte();
sync_recv();
if (checksum_computed != checksum_received) {
sei();
return 1;
}
uint8_t checksum = 0;
// send data to the slave
for (int i = 0; i < SERIAL_MASTER_BUFFER_LENGTH; ++i) {
serial_write_byte(serial_master_buffer[i]);
sync_recv();
checksum += serial_master_buffer[i];
}
serial_write_byte(checksum);
sync_recv();
// always, release the line when not in use
serial_output();
serial_high();
sei();
return 0;
}
#endif

@ -0,0 +1,26 @@
#ifndef MY_SERIAL_H
#define MY_SERIAL_H
#include "config.h"
#include <stdbool.h>
/* TODO: some defines for interrupt setup */
#define SERIAL_PIN_DDR DDRD
#define SERIAL_PIN_PORT PORTD
#define SERIAL_PIN_INPUT PIND
#define SERIAL_PIN_MASK _BV(PD0)
#define SERIAL_PIN_INTERRUPT INT0_vect
#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
#define SERIAL_MASTER_BUFFER_LENGTH 1
// Buffers for master - slave communication
extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH];
extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH];
void serial_master_init(void);
void serial_slave_init(void);
int serial_update_buffers(void);
bool serial_slave_data_corrupt(void);
#endif

@ -0,0 +1,86 @@
#include <avr/io.h>
#include <avr/wdt.h>
#include <avr/power.h>
#include <avr/interrupt.h>
#include <util/delay.h>
#include <avr/eeprom.h>
#include "split_util.h"
#include "matrix.h"
#include "keyboard.h"
#include "config.h"
#include "timer.h"
#ifdef USE_I2C
# include "i2c.h"
#else
# include "serial.h"
#endif
volatile bool isLeftHand = true;
static void setup_handedness(void) {
#ifdef EE_HANDS
isLeftHand = eeprom_read_byte(EECONFIG_HANDEDNESS);
#else
// I2C_MASTER_RIGHT is deprecated, use MASTER_RIGHT instead, since this works for both serial and i2c
#if defined(I2C_MASTER_RIGHT) || defined(MASTER_RIGHT)
isLeftHand = !has_usb();
#else
isLeftHand = has_usb();
#endif
#endif
}
static void keyboard_master_setup(void) {
#ifdef USE_I2C
i2c_master_init();
#ifdef SSD1306OLED
matrix_master_OLED_init();
#endif
#else
serial_master_init();
#endif
}
static void keyboard_slave_setup(void) {
timer_init();
#ifdef USE_I2C
i2c_slave_init(SLAVE_I2C_ADDRESS);
#else
serial_slave_init();
#endif
}
bool has_usb(void) {
USBCON |= (1 << OTGPADE); //enables VBUS pad
_delay_us(5);
return (USBSTA & (1<<VBUS)); //checks state of VBUS
}
void split_keyboard_setup(void) {
setup_handedness();
if (has_usb()) {
keyboard_master_setup();
} else {
keyboard_slave_setup();
}
sei();
}
void keyboard_slave_loop(void) {
matrix_init();
while (1) {
matrix_slave_scan();
}
}
// this code runs before the usb and keyboard is initialized
void matrix_setup(void) {
split_keyboard_setup();
if (!has_usb()) {
keyboard_slave_loop();
}
}

@ -0,0 +1,20 @@
#ifndef SPLIT_KEYBOARD_UTIL_H
#define SPLIT_KEYBOARD_UTIL_H
#include <stdbool.h>
#include "eeconfig.h"
#define SLAVE_I2C_ADDRESS 0x32
extern volatile bool isLeftHand;
// slave version of matix scan, defined in matrix.c
void matrix_slave_scan(void);
void split_keyboard_setup(void);
bool has_usb(void);
void keyboard_slave_loop(void);
void matrix_master_OLED_init (void);
#endif

@ -0,0 +1 @@
SUBPROJECT_DEFAULT = rev1
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