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author | Christopher Browne <cbbrowne@ca.afilias.info> | 2016-07-07 17:13:22 +0200 |
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committer | Christopher Browne <cbbrowne@ca.afilias.info> | 2016-07-07 17:13:22 +0200 |
commit | 97dfbd1afce005392aa8f067e89bdf95334bdea5 (patch) | |
tree | 1b198dd239bcb49564c31f124978abde0b467a81 /keyboards/lets_split/split_util.c | |
parent | 2e1cfaf73fccdfaba2d7542f00bd7c3d49998d5d (diff) | |
parent | ad43d450ca1b988d196da80e2a745f45f24068f6 (diff) | |
download | qmk_firmware-97dfbd1afce005392aa8f067e89bdf95334bdea5.tar.gz qmk_firmware-97dfbd1afce005392aa8f067e89bdf95334bdea5.tar.xz |
Merge branch 'master' of https://github.com/jackhumbert/qmk_firmware
Diffstat (limited to 'keyboards/lets_split/split_util.c')
-rw-r--r-- | keyboards/lets_split/split_util.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/keyboards/lets_split/split_util.c b/keyboards/lets_split/split_util.c new file mode 100644 index 000000000..65003a71a --- /dev/null +++ b/keyboards/lets_split/split_util.c @@ -0,0 +1,76 @@ +#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 "i2c.h" +#include "serial.h" +#include "keyboard.h" +#include "config.h" + +volatile bool isLeftHand = true; + +static void setup_handedness(void) { + #ifdef EE_HANDS + isLeftHand = eeprom_read_byte(EECONFIG_HANDEDNESS); + #else + #ifdef I2C_MASTER_RIGHT + isLeftHand = !has_usb(); + #else + isLeftHand = has_usb(); + #endif + #endif +} + +static void keyboard_master_setup(void) { +#ifdef USE_I2C + i2c_master_init(); +#else + serial_master_init(); +#endif +} + +static void keyboard_slave_setup(void) { +#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(); + } +} |