Added wireless support; Added Lemokey L3; Added Keychron V1 Max

keyboards/keychron/bluetooth/battery.h

@@ -0,0 +1,60 @@
+/* Copyright 2022 @ lokher (https://www.keychron.com)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+enum {
+    BAT_NOT_CHARGING = 0,
+    BAT_CHARGING,
+    BAT_CHARGING_FINISHED,
+};
+
+#ifndef FULL_VOLTAGE_VALUE
+#    define FULL_VOLTAGE_VALUE 4100
+#endif
+
+#ifndef EMPTY_VOLTAGE_VALUE
+#    define EMPTY_VOLTAGE_VALUE 3500
+#endif
+
+#ifndef SHUTDOWN_VOLTAGE_VALUE
+#    define SHUTDOWN_VOLTAGE_VALUE 3300
+#endif
+
+#ifndef VOLTAGE_MEASURE_INTERVAL
+#    define VOLTAGE_MEASURE_INTERVAL 3000
+#endif
+
+#ifndef VOLTAGE_POWER_ON_MEASURE_COUNT
+#    define VOLTAGE_POWER_ON_MEASURE_COUNT 15
+#endif
+
+#ifndef BACKLIGHT_OFF_VOLTAGE_MEASURE_INTERVAL
+#    define BACKLIGHT_OFF_VOLTAGE_MEASURE_INTERVAL 200
+#endif
+
+void battery_init(void);
+void battery_measure(void);
+void     battery_calculte_voltage(uint16_t value);
+void     battery_set_voltage(uint16_t value);
+uint16_t battery_get_voltage(void);
+uint8_t battery_get_percentage(void);
+void indicator_battery_low_enable(bool enable);
+bool battery_is_empty(void);
+bool battery_is_critical_low(void);
+bool     battery_power_on_sample(void);
+
+void battery_task(void);