4 #include <avr/interrupt.h>
5 #include <util/delay.h>
6 #include <avr/eeprom.h>
7 #include "split_util.h"
12 #include "split_flags.h"
14 #ifdef RGBLIGHT_ENABLE
15 # include "rgblight.h"
17 #ifdef BACKLIGHT_ENABLE
18 # include "backlight.h"
22 # include "pincontrol.h"
25 #if defined(USE_I2C) || defined(EH)
31 volatile bool isLeftHand = true;
33 volatile uint8_t setTries = 0;
35 static void setup_handedness(void) {
37 // Test pin SPLIT_HAND_PIN for High/Low, if low it's right hand
38 pinMode(SPLIT_HAND_PIN, PinDirectionInput);
39 isLeftHand = digitalRead(SPLIT_HAND_PIN);
42 isLeftHand = eeprom_read_byte(EECONFIG_HANDEDNESS);
44 // I2C_MASTER_RIGHT is deprecated, use MASTER_RIGHT instead, since this works for both serial and i2c
45 #if defined(I2C_MASTER_RIGHT) || defined(MASTER_RIGHT)
46 isLeftHand = !has_usb();
48 isLeftHand = has_usb();
54 static void keyboard_master_setup(void) {
55 #if defined(USE_I2C) || defined(EH)
58 matrix_master_OLED_init ();
64 // For master the Backlight info needs to be sent on startup
65 // Otherwise the salve won't start with the proper info until an update
69 static void keyboard_slave_setup(void) {
71 #if defined(USE_I2C) || defined(EH)
72 i2c_slave_init(SLAVE_I2C_ADDRESS);
79 USBCON |= (1 << OTGPADE); //enables VBUS pad
81 return (USBSTA & (1<<VBUS)); //checks state of VBUS
84 void split_keyboard_setup(void) {
88 keyboard_master_setup();
90 keyboard_slave_setup();
95 void keyboard_slave_loop(void) {
99 #ifdef RGBLIGHT_ENABLE
106 // read backlight info
107 #ifdef BACKLIGHT_ENABLE
109 backlight_set(i2c_slave_buffer[I2C_BACKLIT_START]);
110 BACKLIT_DIRTY = false;
113 #ifdef RGBLIGHT_ENABLE
118 /*dword = i2c_slave_buffer[I2C_RGB_START + 3];
119 dword = (dword << 8) + i2c_slave_buffer[I2C_RGB_START + 2];
120 dword = (dword << 8) + i2c_slave_buffer[I2C_RGB_START + 1];
121 dword = (dword << 8) + i2c_slave_buffer[I2C_RGB_START];*/
124 uint8_t *dword_dat = (uint8_t *)(&dword);
125 for (int i = 0; i < 4; i++) {
126 dword_dat[i] = i2c_slave_buffer[I2C_RGB_START+i];
129 rgblight_update_dword(dword);
137 // this code runs before the usb and keyboard is initialized
138 void matrix_setup(void) {
139 split_keyboard_setup();
143 keyboard_slave_loop();