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successfully read data from the matrix

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example_keyboards
Gabriel Young 8 years ago
parent 19fd20261b
commit d7fc236540
4 changed files with 93 additions and 75 deletions
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7
keyboards/frosty_flake/config.h
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@ -30,13 +30,14 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
/*
* Frosty Flake Rev. 20140521 made by Bathroom Ephiphanies
* Schematic is available at https://deskthority.net/w/images/a/a4/Frosty_Flake_Schematics.pdf
* Ported from the Bathroom Epiphanies TMK Firmware:
* https://github.com/BathroomEpiphanies/epiphanies_tmk_keyboard/tree/master/be_controllers
*
*/
/* key matrix size */
#define MATRIX_ROWS 8 // Row0 to Row7 in the schematic
#define MATRIX_COLS 18 // ColA to ColR in the schematic
#define MATRIX_ROWS 18
#define MATRIX_COLS 8
/*
* Keyboard Matrix Assignments

4
keyboards/frosty_flake/keymaps/default/Makefile
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@ -3,9 +3,9 @@
# the appropriate keymap folder that will get included automatically
#
BOOTMAGIC_ENABLE = no # Virtual DIP switch configuration(+1000)
MOUSEKEY_ENABLE = yes # Mouse keys(+4700)
MOUSEKEY_ENABLE = no # Mouse keys(+4700)
EXTRAKEY_ENABLE = yes # Audio control and System control(+450)
CONSOLE_ENABLE = no # Console for debug(+400)
CONSOLE_ENABLE = yes # Console for debug(+400)
COMMAND_ENABLE = yes # Commands for debug and configuration
NKRO_ENABLE = yes # 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

7
keyboards/frosty_flake/keymaps/default/keymap.c
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@ -28,11 +28,12 @@ const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
void matrix_init_user(void) {
debug_enable = true;
}
void matrix_scan_user(void) {
if (matrix_is_modified())
matrix_print();
}
bool process_record_user(uint16_t keycode, keyrecord_t *record) {
@ -41,4 +42,4 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
void led_set_user(uint8_t usb_led) {
}
}

150
keyboards/frosty_flake/matrix.c
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@ -1,5 +1,3 @@
//TODO(gabe): customize for frosty flake
/*
Copyright 2014 Ralf Schmitt <ralf@bunkertor.net>
@ -26,16 +24,71 @@
#include "util.h"
#include "matrix.h"
#ifndef CONFIG_SPECIFIC_H
#define CONFIG_SPECIFIC_H
#define CONFIG_LED_IO \
DDRB |= (1<<7); \
DDRC |= (1<<5) | (1<<6);
#define USB_LED_CAPS_LOCK_ON PORTC &= ~(1<<5)
#define USB_LED_CAPS_LOCK_OFF PORTC |= (1<<5)
#define USB_LED_NUM_LOCK_ON PORTB &= ~(1<<7)
#define USB_LED_NUM_LOCK_OFF PORTB |= (1<<7)
#define USB_LED_SCROLL_LOCK_ON PORTC &= ~(1<<6)
#define USB_LED_SCROLL_LOCK_OFF PORTC |= (1<<6)
#define CONFIG_MATRIX_IO \
/* Column output pins */ \
DDRD |= 0b01111011; \
/* Row input pins */ \
DDRC &= ~0b10000000; \
DDRB &= ~0b01111111; \
PORTC |= 0b10000000; \
PORTB |= 0b01111111;
#define MATRIX_ROW_SCAN \
(PINC&(1<<7) ? 0 : ((matrix_row_t)1<<0)) | \
(PINB&(1<<5) ? 0 : ((matrix_row_t)1<<1)) | \
(PINB&(1<<4) ? 0 : ((matrix_row_t)1<<2)) | \
(PINB&(1<<6) ? 0 : ((matrix_row_t)1<<3)) | \
(PINB&(1<<1) ? 0 : ((matrix_row_t)1<<4)) | \
(PINB&(1<<2) ? 0 : ((matrix_row_t)1<<5)) | \
(PINB&(1<<3) ? 0 : ((matrix_row_t)1<<6)) | \
(PINB&(1<<0) ? 0 : ((matrix_row_t)1<<7))
#define MATRIX_ROW_SELECT \
case 0: PORTD = (PORTD & ~0b01111011) | 0b00011011; break; \
case 1: PORTD = (PORTD & ~0b01111011) | 0b01000011; break; \
case 2: PORTD = (PORTD & ~0b01111011) | 0b01101010; break; \
case 3: PORTD = (PORTD & ~0b01111011) | 0b01111001; break; \
case 4: PORTD = (PORTD & ~0b01111011) | 0b01100010; break; \
case 5: PORTD = (PORTD & ~0b01111011) | 0b01110001; break; \
case 6: PORTD = (PORTD & ~0b01111011) | 0b01100001; break; \
case 7: PORTD = (PORTD & ~0b01111011) | 0b01110000; break; \
case 8: PORTD = (PORTD & ~0b01111011) | 0b01100000; break; \
case 9: PORTD = (PORTD & ~0b01111011) | 0b01101000; break; \
case 10: PORTD = (PORTD & ~0b01111011) | 0b00101011; break; \
case 11: PORTD = (PORTD & ~0b01111011) | 0b00110011; break; \
case 12: PORTD = (PORTD & ~0b01111011) | 0b00100011; break; \
case 13: PORTD = (PORTD & ~0b01111011) | 0b01111000; break; \
case 14: PORTD = (PORTD & ~0b01111011) | 0b00010011; break; \
case 15: PORTD = (PORTD & ~0b01111011) | 0b01101001; break; \
case 16: PORTD = (PORTD & ~0b01111011) | 0b00001011; break; \
case 17: PORTD = (PORTD & ~0b01111011) | 0b00111011; break;
#endif
#ifndef DEBOUNCING_DELAY
# define DEBOUNCING_DELAY 5
# define DEBOUNCING_DELAY 0
#endif
static uint8_t debouncing = DEBOUNCING_DELAY;
static matrix_row_t matrix[MATRIX_ROWS];
static matrix_row_t matrix_debouncing[MATRIX_ROWS];
static uint8_t read_rows(void);
static void select_col(uint8_t col);
static matrix_row_t scan_row(void);
static void select_row(uint8_t row);
inline uint8_t matrix_rows(void) {
return MATRIX_ROWS;
@ -45,58 +98,40 @@ inline uint8_t matrix_cols(void) {
return MATRIX_COLS;
}
/* Column pin configuration
*
* col: 0 1 2 3 4 5 6 7
* pin: PC7 PD5 PD3 PD1 PC2 PD6 PD4 PD2
*
* Rrr pin configuration
*
* These rrrs uses one 74HC154 4 to 16 bit demultiplexer (low
* active), together with 2 rrrs driven directly from the micro
* controller, to control the 18 rrrs. The rrrs are driven from
* pins B6,5,4,3,2,1,0.
*/
void matrix_init(void) {
DDRC &= ~0b10000100; // Row input pins
DDRD &= ~0b01111110;
PORTC |= 0b10000100;
PORTD |= 0b01111110;
DDRB |= 0b01111111; // Column output pins
CONFIG_MATRIX_IO;
for (uint8_t i=0; i < MATRIX_ROWS; i++) {
matrix[i] = 0;
matrix_debouncing[i] = 0;
}
matrix_init_quantum();
}
uint8_t matrix_scan(void) {
for (uint8_t col = 0; col < MATRIX_COLS; col++) {
select_col(col);
for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
select_row(row);
_delay_us(3);
uint8_t rows = read_rows();
for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
matrix_row_t row_scan = scan_row();
for (uint8_t col = 0; col < MATRIX_COLS; col++) {
bool prev_bit = matrix_debouncing[row] & ((matrix_row_t)1<<col);
bool curr_bit = rows & (1<<row);
bool curr_bit = row_scan & (1<<col);
if (prev_bit != curr_bit) {
matrix_debouncing[row] ^= ((matrix_row_t)1<<col);
debouncing = DEBOUNCING_DELAY;
}
}
}
if (debouncing) {
if (--debouncing) {
if (--debouncing)
_delay_ms(1);
}
else {
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
else
for (uint8_t i = 0; i < MATRIX_ROWS; i++)
matrix[i] = matrix_debouncing[i];
}
}
}
matrix_scan_quantum();
return 1;
}
@ -117,9 +152,15 @@ inline matrix_row_t matrix_get_row(uint8_t row) {
}
void matrix_print(void) {
print("\nr/c 0123456789ABCDEF\n");
print("\nr/c 01234567\n");
for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
xprintf("%02X: %032lb\n", row, bitrev32(matrix_get_row(row)));
matrix_row_t row_scan = matrix_get_row(row);
xprintf("%02X: ", row);
for (uint8_t col = 0; col < MATRIX_COLS; col++) {
bool curr_bit = row_scan & (1<<col);
xprintf("%c", curr_bit ? '*' : '.');
}
print("\n");
}
}
@ -131,37 +172,12 @@ uint8_t matrix_key_count(void) {
return count;
}
static uint8_t read_rows(void) {
return
(PINC&(1<<7) ? 0 : (1<<0)) |
(PIND&(1<<5) ? 0 : (1<<1)) |
(PIND&(1<<3) ? 0 : (1<<2)) |
(PIND&(1<<1) ? 0 : (1<<3)) |
(PINC&(1<<2) ? 0 : (1<<4)) |
(PIND&(1<<2) ? 0 : (1<<5)) |
(PIND&(1<<4) ? 0 : (1<<6)) |
(PIND&(1<<6) ? 0 : (1<<7));
static matrix_row_t scan_row(void) {
return MATRIX_ROW_SCAN;
}
static void select_col(uint8_t col) {
switch (col) {
case 0: PORTB = (PORTB & ~0b01111111) | 0b01100100; break;
case 1: PORTB = (PORTB & ~0b01111111) | 0b01101100; break;
case 2: PORTB = (PORTB & ~0b01111111) | 0b01100010; break;
case 3: PORTB = (PORTB & ~0b01111111) | 0b01111010; break;
case 4: PORTB = (PORTB & ~0b01111111) | 0b01100110; break;
case 5: PORTB = (PORTB & ~0b01111111) | 0b01110110; break;
case 6: PORTB = (PORTB & ~0b01111111) | 0b01101110; break;
case 7: PORTB = (PORTB & ~0b01111111) | 0b01111110; break;
case 8: PORTB = (PORTB & ~0b01111111) | 0b01000001; break;
case 9: PORTB = (PORTB & ~0b01111111) | 0b00100001; break;
case 10: PORTB = (PORTB & ~0b01111111) | 0b01101010; break;
case 11: PORTB = (PORTB & ~0b01111111) | 0b01110010; break;
case 12: PORTB = (PORTB & ~0b01111111) | 0b01111100; break;
case 13: PORTB = (PORTB & ~0b01111111) | 0b01110100; break;
case 14: PORTB = (PORTB & ~0b01111111) | 0b01111000; break;
case 15: PORTB = (PORTB & ~0b01111111) | 0b01110000; break;
case 16: PORTB = (PORTB & ~0b01111111) | 0b01100000; break;
case 17: PORTB = (PORTB & ~0b01111111) | 0b01101000; break;
static void select_row(uint8_t row) {
switch (row) {
MATRIX_ROW_SELECT;
}
}
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