Added USART implementation for PS/2 signal handling.
tmk
13 years ago
parent
579991b927
commit
9addeae872
@ -0,0 +1,56 @@
|
||||
#
|
||||
# Makefile for PJRC Teensy
|
||||
#
|
||||
|
||||
|
||||
# Target file name (without extension).
|
||||
TARGET = ps2_usb_pjrc_usart
|
||||
|
||||
# Directory common source filess exist
|
||||
COMMON_DIR = ..
|
||||
|
||||
# Directory keyboard dependent files exist
|
||||
TARGET_DIR = .
|
||||
|
||||
# keyboard dependent files
|
||||
SRC = main.c \
|
||||
keymap.c \
|
||||
matrix.c \
|
||||
led.c \
|
||||
ps2_usart.c
|
||||
|
||||
CONFIG_H = config_pjrc_usart.h
|
||||
|
||||
|
||||
# MCU name, you MUST set this to match the board you are using
|
||||
# type "make clean" after changing this, so all files will be rebuilt
|
||||
#MCU = at90usb162 # Teensy 1.0
|
||||
MCU = atmega32u4 # Teensy 2.0
|
||||
#MCU = at90usb646 # Teensy++ 1.0
|
||||
#MCU = at90usb1286 # Teensy++ 2.0
|
||||
|
||||
|
||||
# Processor frequency.
|
||||
# Normally the first thing your program should do is set the clock prescaler,
|
||||
# so your program will run at the correct speed. You should also set this
|
||||
# variable to same clock speed. The _delay_ms() macro uses this, and many
|
||||
# examples use this variable to calculate timings. Do not add a "UL" here.
|
||||
F_CPU = 16000000
|
||||
|
||||
|
||||
# Build Options
|
||||
# *Comment out* to disable the options.
|
||||
#
|
||||
MOUSEKEY_ENABLE = yes # Mouse keys
|
||||
EXTRAKEY_ENABLE = yes # Audio control and System control
|
||||
NKRO_ENABLE = yes # USB Nkey Rollover
|
||||
|
||||
|
||||
|
||||
#---------------- Programming Options --------------------------
|
||||
PROGRAM_CMD = teensy_loader_cli -mmcu=$(MCU) -w -v $(TARGET).hex
|
||||
|
||||
|
||||
|
||||
include $(COMMON_DIR)/pjrc.mk
|
||||
include $(COMMON_DIR)/common.mk
|
||||
@ -0,0 +1,91 @@
|
||||
/*
|
||||
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/>.
|
||||
*/
|
||||
|
||||
#ifndef CONFIG_H
|
||||
#define CONFIG_H
|
||||
|
||||
/* controller configuration */
|
||||
#include "controller_teensy.h"
|
||||
|
||||
#define VENDOR_ID 0xFEED
|
||||
#define PRODUCT_ID 0x6513
|
||||
#define MANUFACTURER t.m.k.
|
||||
#define PRODUCT PS/2 keyboard converter(USART)
|
||||
#define DESCRIPTION convert PS/2 keyboard to USB
|
||||
|
||||
|
||||
/* matrix size */
|
||||
#define MATRIX_ROWS 32 // keycode bit: 3-0
|
||||
#define MATRIX_COLS 8 // keycode bit: 6-4
|
||||
|
||||
|
||||
/* key combination for command */
|
||||
#define IS_COMMAND() ( \
|
||||
keyboard_report->mods == (MOD_BIT(KB_LSHIFT) | MOD_BIT(KB_RSHIFT)) || \
|
||||
keyboard_report->mods == (MOD_BIT(KB_LCTRL) | MOD_BIT(KB_RSHIFT)) \
|
||||
)
|
||||
|
||||
|
||||
/* mouse keys */
|
||||
#ifdef MOUSEKEY_ENABLE
|
||||
# define MOUSEKEY_DELAY_TIME 255
|
||||
#endif
|
||||
|
||||
|
||||
/* PS/2 lines */
|
||||
#define PS2_CLOCK_PORT PORTF
|
||||
#define PS2_CLOCK_PIN PINF
|
||||
#define PS2_CLOCK_DDR DDRF
|
||||
#define PS2_CLOCK_BIT 5
|
||||
#define PS2_DATA_PORT PORTF
|
||||
#define PS2_DATA_PIN PINF
|
||||
#define PS2_DATA_DDR DDRF
|
||||
#define PS2_DATA_BIT 2
|
||||
|
||||
|
||||
// synchronous, odd parity, 1-bit stop, 8-bit data, sample at falling edge
|
||||
// set DDR of CLOCK as input to be slave
|
||||
#define PS2_USART_INIT() do { \
|
||||
PS2_CLOCK_DDR &= ~(1<<PS2_CLOCK_BIT); \
|
||||
PS2_DATA_DDR &= ~(1<<PS2_DATA_BIT); \
|
||||
UCSR1C = ((1 << UMSEL10) | \
|
||||
(3 << UPM10) | \
|
||||
(0 << USBS1) | \
|
||||
(3 << UCSZ10) | \
|
||||
(0 << UCPOL1)); \
|
||||
UCSR1A = 0; \
|
||||
UBRR1H = 0; \
|
||||
UBRR1L = 0; \
|
||||
} while (0)
|
||||
#define PS2_USART_RX_INT_ON() do { \
|
||||
UCSR1B = ((1 << RXCIE1) | \
|
||||
(1 << RXEN1)); \
|
||||
} while (0)
|
||||
#define PS2_USART_RX_POLL_ON() do { \
|
||||
UCSR1B = (1 << RXEN1); \
|
||||
} while (0)
|
||||
#define PS2_USART_OFF() do { \
|
||||
UCSR1C = 0; \
|
||||
UCSR1B &= ~((1 << RXEN1) | \
|
||||
(1 << TXEN1)); \
|
||||
} while (0)
|
||||
#define PS2_USART_RX_READY (UCSR1A & (1<<RXC1))
|
||||
#define PS2_USART_RX_DATA UDR1
|
||||
#define PS2_USART_ERROR (UCSR1A & ((1<<FE1) | (1<<DOR1) | (1<<UPE1)))
|
||||
#define PS2_USART_RX_VECT USART1_RX_vect
|
||||
|
||||
#endif
|
||||
Loading…
Reference in New Issue