From 99a8628383803d25c07d3f170ce5791da2c80a51 Mon Sep 17 00:00:00 2001
From: Andrew Kannan <andrew.kannan@klaviyo.com>
Date: Mon, 18 Mar 2019 14:12:09 -0400
Subject: [Keyboard] CannonKeys Instant60 Keyboard (#5433)

* Instant 60

* Instant60 changes again

* turn off LSE and features

* Working RGB underglow :tada:

* Add missing files

* Update keymap to have reset

* Backlighting on

* Backlight code for instant60

* Move 072 files to common folder and use it in Instant60

* Updates

* Update keyboards/cannonkeys/instant60/rules.mk

Co-Authored-By: awkannan <andrew.kannan@klaviyo.com>
---
 keyboards/cannonkeys/stm32f072/keyboard.c | 120 ++++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100644 keyboards/cannonkeys/stm32f072/keyboard.c

(limited to 'keyboards/cannonkeys/stm32f072/keyboard.c')

diff --git a/keyboards/cannonkeys/stm32f072/keyboard.c b/keyboards/cannonkeys/stm32f072/keyboard.c
new file mode 100644
index 0000000000..4316d51867
--- /dev/null
+++ b/keyboards/cannonkeys/stm32f072/keyboard.c
@@ -0,0 +1,120 @@
+#include "keyboard.h"
+#include "ch.h"
+#include "hal.h"
+#include "led_custom.h"
+#include "util.h"
+#include "quantum.h"
+
+#include "tmk_core/common/eeprom.h"
+
+#include "ws2812.h"
+
+backlight_config_t kb_backlight_config = {
+  .enable = true,
+  .breathing = true,
+  .level = BACKLIGHT_LEVELS
+};
+
+
+bool eeprom_is_valid(void)
+{
+	return (eeprom_read_word(((void*)EEPROM_MAGIC_ADDR)) == EEPROM_MAGIC &&
+			eeprom_read_byte(((void*)EEPROM_VERSION_ADDR)) == EEPROM_VERSION);
+}
+
+void eeprom_set_valid(bool valid)
+{
+	eeprom_update_word(((void*)EEPROM_MAGIC_ADDR), valid ? EEPROM_MAGIC : 0xFFFF);
+	eeprom_update_byte(((void*)EEPROM_VERSION_ADDR), valid ? EEPROM_VERSION : 0xFF);
+}
+
+void eeprom_reset(void)
+{
+	eeprom_set_valid(false);
+	eeconfig_disable();
+}
+
+void save_backlight_config_to_eeprom(){
+  eeprom_update_byte((uint8_t*)EEPROM_CUSTOM_BACKLIGHT, kb_backlight_config.raw);
+}
+
+void load_custom_config(){
+  kb_backlight_config.raw = eeprom_read_byte((uint8_t*)EEPROM_CUSTOM_BACKLIGHT);
+}
+
+void eeprom_init_kb(void)
+{
+	// If the EEPROM has the magic, the data is good.
+	// OK to load from EEPROM.
+	if (eeprom_is_valid()) {
+		load_custom_config();
+	} else	{
+		// Save the magic number last, in case saving was interrupted
+		eeprom_set_valid(true);
+	}
+}
+
+void matrix_init_kb(void){
+  	eeprom_init_kb();
+      /* MOSI pin*/
+    palSetPadMode(PORT_WS2812, PIN_WS2812, PAL_MODE_ALTERNATE(0));
+    wait_ms(500);
+
+#ifdef RGBLIGHT_ENABLE
+    leds_init();
+#endif
+    backlight_init_ports();
+}
+
+void matrix_scan_kb(void)
+{
+  #ifdef RGBLIGHT_ENABLE
+    rgblight_task();
+  #endif
+}
+
+bool process_record_kb(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case BL_INC:
+      if (record->event.pressed) {
+        kb_backlight_config.level = kb_backlight_config.level + 1;
+        if(kb_backlight_config.level > BACKLIGHT_LEVELS){
+          kb_backlight_config.level = BACKLIGHT_LEVELS;
+        }
+        backlight_set(kb_backlight_config.level);
+        save_backlight_config_to_eeprom();
+      }
+      return false;
+    case BL_TOGG:
+      if (record->event.pressed) {
+        kb_backlight_config.enable = !kb_backlight_config.enable;
+        if(kb_backlight_config.enable){
+          backlight_set(kb_backlight_config.level);
+        } else {
+          backlight_set(0);
+        }
+        save_backlight_config_to_eeprom();
+      }
+      return false;
+
+    case BL_DEC:
+      if (record->event.pressed) {
+        if(kb_backlight_config.level <= 1){
+          kb_backlight_config.level = 0;
+        } else {
+          kb_backlight_config.level = kb_backlight_config.level - 1;
+        }
+        backlight_set(kb_backlight_config.level);
+        save_backlight_config_to_eeprom();
+      }
+      return false;
+    case BL_BRTG:
+      if (record->event.pressed) {
+        kb_backlight_config.breathing = !kb_backlight_config.breathing;
+        breathing_toggle();
+        save_backlight_config_to_eeprom();
+      }
+      return false;
+  }
+  return true;
+}
-- 
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