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authorDanny <nooges@users.noreply.github.com>2018-07-12 13:26:50 -0400
committerDrashna Jaelre <drashna@live.com>2018-07-12 10:26:49 -0700
commit9a1613dd1a86e8db65d68756cea48d9d9ba075d8 (patch)
tree247db8b9b7bb42ae1ef2c1c4fc9da7d49d4e90dd /keyboards/quefrency/split_util.c
parentf30d6dd7858dfa3a0cf214113e8b1d45b30d74ce (diff)
Add Quefrency Keyboard (#3376)
* Fork Fourier keyboard to Quefrency * Set Quefrency pinouts and initial keymap * Set configurator layout
Diffstat (limited to 'keyboards/quefrency/split_util.c')
-rw-r--r--keyboards/quefrency/split_util.c80
1 files changed, 80 insertions, 0 deletions
diff --git a/keyboards/quefrency/split_util.c b/keyboards/quefrency/split_util.c
new file mode 100644
index 0000000000..2704e30e04
--- /dev/null
+++ b/keyboards/quefrency/split_util.c
@@ -0,0 +1,80 @@
+#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 "pincontrol.h"
+
+#ifdef USE_I2C
+# include "i2c.h"
+#else
+# include "serial.h"
+#endif
+
+volatile bool isLeftHand = true;
+
+static void setup_handedness(void) {
+ // Test D2 pin for handedness, if D2 is grounded, it's the right hand
+ pinMode(D2, PinDirectionInput);
+ isLeftHand = digitalRead(D2);
+}
+
+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) {
+ 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();
+ }
+}