[WIP] 支持自定义的模拟多路复用扫描

application/main/src/keyboard/keyboard_matrix.c

@@ -49,10 +49,6 @@ static uint8_t debouncing = DEBOUNCE_RELOAD;
 static matrix_row_t matrix[MATRIX_ROWS];
 static matrix_row_t matrix_debouncing[MATRIX_ROWS];
 
-static matrix_row_t read_cols(void);
-static void select_row(uint8_t row);
-static void unselect_rows(uint8_t row);
-
 #ifdef ROW_IN
 #define READ_COL(pin) (!nrf_gpio_pin_read(pin))
 #else
@@ -63,7 +59,7 @@ static void unselect_rows(uint8_t row);
  * @brief 初始化键盘阵列
  * 
  */
-void matrix_init(void)
+__attribute__((weak)) void matrix_init(void)
 {
     for (uint_fast8_t i = MATRIX_COLS; i--;) {
 #ifdef ROW_IN
@@ -74,7 +70,7 @@ void matrix_init(void)
     }
 }
 /** read all rows */
-static matrix_row_t read_cols(void)
+__attribute__((weak)) matrix_row_t read_cols(void)
 {
     matrix_row_t result = 0;
 
@@ -86,7 +82,7 @@ static matrix_row_t read_cols(void)
     return result;
 }
 
-static void select_row(uint8_t row)
+__attribute__((weak)) void select_row(uint8_t row)
 {
     if ((uint32_t)row_pin_array[row] > 31 )
         return;
@@ -108,7 +104,7 @@ nrf_gpio_cfg(
 #endif
 }
 
-static void unselect_rows(uint8_t row)
+__attribute__((weak)) void unselect_rows(uint8_t row)
 {
     if ((uint32_t)row_pin_array[row] > 31 )
         return;
@@ -133,7 +129,7 @@ static inline void delay_us(void)
     }
 }
 
-uint8_t matrix_scan(void)
+__attribute__((weak)) uint8_t matrix_scan(void)
 {
     for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
         select_row(i);
@@ -165,7 +161,7 @@ uint8_t matrix_scan(void)
     return 1;
 }
 
-bool matrix_is_modified(void)
+__attribute__((weak)) bool matrix_is_modified(void)
 {
     if (debouncing)
         return false;
@@ -245,7 +241,7 @@ uint8_t matrix_key_count(void)
  * @brief 禁用所有阵列针脚
  * 
  */
-void matrix_deinit(void)
+__attribute__((weak)) void matrix_deinit(void)
 {
     for (uint8_t i = 0; i < MATRIX_COLS; i++) {
         nrf_gpio_cfg_default(column_pin_array[i]);
@@ -259,7 +255,7 @@ void matrix_deinit(void)
  * @brief 阵列准备睡眠
  * 
  */
-void matrix_wakeup_prepare(void)
+__attribute__((weak)) void matrix_wakeup_prepare(void)
 {
 // 这里监听所有按键作为唤醒按键，所以真正的唤醒判断应该在main的初始化过程中
 #ifdef ROW_IN

application/main/src/keyboard/keyboard_matrix.h

@@ -1,6 +1,13 @@
 #pragma once
 #include <stdint.h>
+#include "matrix.h"
 
+void matrix_init(void);
+matrix_row_t read_cols(void);
+void select_row(uint8_t row);
+void unselect_rows(uint8_t row);
+uint8_t matrix_scan(void);
+bool matrix_is_modified(void);
 void matrix_deinit(void);
 void matrix_wakeup_prepare(void);
 

keyboard/magnet/Makefile

@@ -0,0 +1,29 @@
+# 此工程的根目录
+ROOT_DIR := ../..
+
+# 特殊目录控制
+SDK_ROOT := $(ROOT_DIR)/SDK
+TEMPLATE_PATH := $(ROOT_DIR)/template
+APP_MAIN_DIR := $(ROOT_DIR)/application/main
+TMK_CORE_DIR := $(ROOT_DIR)/tmk/tmk_core
+USB_SOURCE_DIR := $(ROOT_DIR)/usb
+APP_PROJ_DIR := $(APP_MAIN_DIR)/project
+APP_SRC_DIR := $(APP_MAIN_DIR)/src
+INC_FOLDERS += .
+
+# 配置文件文件名
+CONFIG_H = config.h
+CONFIG_H_DIR = .
+SRC_FILES += matrix_analog.c keymap_plain.c
+
+include ./rules.mk
+
+purge:
+	-rm -rf $(OUTPUT_DIR)
+
+go: purge ch554 package merge_bootloader_all
+
+all: default ch554
+
+include $(APP_PROJ_DIR)/kbd.mk
+include $(USB_SOURCE_DIR)/usb.mk

keyboard/magnet/README.md

@@ -0,0 +1 @@
+# magnet

keyboard/magnet/config.h

@@ -0,0 +1,70 @@
+#pragma once
+
+#include <stdint.h>
+
+/* Device */
+#define VENDOR_ID 0xDE29
+#define PRODUCT_ID 0xD707
+#define CONF_VENDOR_ID 0x9A29
+#define CONF_PRODUCT_ID 0x9707
+#define DEVICE_VER 0x0001
+#define MANUFACTURER "Leo Deng"
+#define PRODUCT "Magnet"
+#define DEVICE_BLE_APPEARANCE BLE_APPEARANCE_HID_KEYBOARD
+#define MACADDR_SEPRATOR '_'
+
+/* Key Matrix */
+// MUX: RS2522XS16; 1 enable pin, 2 channel pins, 2 analog output pins, 8 analog input pins
+#define MUX_COUNT 1
+static const uint8_t enable_pin_array[MUX_COUNT] = { 6 }; //mux enable, digital output
+#define MUX_CHANNELS 2
+static const uint8_t channel_pin_array[MUX_CHANNELS] = { 7, 8 }; // mux channel, digital output
+#define MATRIX_ROWS 4 // Used mux channels, max = 2 ^ MUX_CHANNELS
+#define MATRIX_COLS 2 // Total mux sig pins, MUX_COUNT * MUX_OUTPUT
+static const uint8_t row_pin_array[MATRIX_ROWS] = { 0 }; // fake
+static const uint8_t column_pin_array[MATRIX_COLS] = { 4, 5 }; // mux output, analog input
+#define DEBOUNCE 5
+#define MATRIX_SCAN_DELAY_CYCLE 36
+#define WAKE_UP_PIN 12
+
+/* Magnet Switch Value Range */
+#define MAGNET_THRESHOLD_TOP 486 // stay still
+#define MAGNET_THRESHOLD_LIGHT 430
+#define MAGNET_THRESHOLD_DEFAULT 380
+#define MAGNET_THRESHOLD_HEAVY 330
+#define MAGNET_THRESHOLD_BOTTOM 270 // fully push down
+
+/* Command Key */
+#define IS_COMMAND() (keyboard_report->mods == (MOD_BIT(KC_LEFT) | MOD_BIT(KC_RGHT)))
+
+/* Power Saving */
+#define SLEEP_SLOW_TIMEOUT 15 // 键盘闲置多久后转入慢速扫描模式 (s)
+#define SLEEP_OFF_TIMEOUT 600 // 键盘闲置多久后转入自动关机 (s)
+#define KEYBOARD_SCAN_INTERVAL 1 // 键盘最小时间单位TICK (ms)
+#define KEYBOARD_FAST_SCAN_INTERVAL 10 // 通常模式下，多久扫描一次键盘 (ms)
+#define KEYBOARD_SLOW_SCAN_INTERVAL 100 // 慢速模式下，多久扫描一次键盘 (ms)
+#define LED_AUTOOFF_TIME 60 // LED自动熄灭时长(s)，设为0则不自动熄灭
+#define DYNAMIC_TX_POWER /* 启用自动发射功率调整 */
+// #define HIGH_TX_POWER /* 更改发射功率到+4dBm */
+
+/* Extra Features */
+#define ENABLE_WATCHDOG /* 启用看门狗 */
+#define KEYMAP_STORAGE /* 启用keymap存储 */
+#define MACRO_STORAGE /* 启用宏存储功能 */
+#define CONFIG_STORAGE /* 启用配置存储功能 */
+#define BUTTONLESS_DFU /* 启用免按钮DFU */
+
+/* USB HID */
+#define KEYBOARD_EPSIZE 8 /* 键盘上传端点大小，请不要修改 */
+#define NKRO_EPSIZE 28 /* 键盘NKRO端点大小，请不要修改 */
+
+/* USB UART */
+#define HAS_USB // 启用与CH554的通信支持
+#define UART_RXD 26 // UART_RX IO
+#define UART_TXD 27 // UART_TX IO
+#define UART_BAUDRATE NRF_UART_BAUDRATE_115200 // 通信波特率，请不要修改
+
+/* Battery */
+#define BATTERY_ADC_PIN NRF_SAADC_INPUT_AIN0 // 电量检测引脚
+#define PIN_CHARGING !UCC1 // CH554的充电检测。当UCC1拉低时表示正在充电
+#define PIN_STANDBY !UCC2 // CH554的充电检测。当UCC2拉低时表示充电完成。若不配置则只使用PIN_CHARGING作为是否充电的检测标志

keyboard/magnet/keymap_common.h

@@ -0,0 +1,20 @@
+#pragma once
+
+#include <stdint.h>
+#include "keymap.h"
+#include "config.h"
+
+extern const uint8_t keymaps[][MATRIX_ROWS][MATRIX_COLS];
+extern const action_t fn_actions[];
+
+#define KEYMAP( \
+  K00, K01, \
+  K10, K11, \
+  K20, K21, \
+  K30, K31  \
+) { \
+  { K00, K01 }, \
+  { K10, K11 }, \
+  { K20, K21 }, \
+  { K30, K31 }  \
+}

keyboard/magnet/keymap_plain.c

@@ -0,0 +1,21 @@
+#include "keymap_common.h"
+#include "keyboard_fn.h"
+
+const uint8_t keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  KEYMAP(
+    KC_1, KC_2,
+    KC_Q, KC_W,
+    KC_A, KC_S,
+    KC_Z, KC_FN0
+  ),
+  KEYMAP(
+    KC_5, KC_6,
+    KC_T, KC_Y,
+    KC_G, KC_H,
+    KC_B, KC_TRNS
+  ),
+};
+
+const action_t fn_actions[] = {
+  ACTION_LAYER_MOMENTARY(1),
+};