86 lines
1.7 KiB
C
86 lines
1.7 KiB
C
#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"
|
|
|
|
#include "serial.h"
|
|
|
|
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) {
|
|
/* return (UDADDR & _BV(ADDEN)); */
|
|
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 (isLeftHand) {
|
|
/* 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 (!isLeftHand) {
|
|
/* if (!has_usb()) { */
|
|
keyboard_slave_loop();
|
|
}
|
|
}
|