docs: 移除 SGM3833 升压负压芯片，更新 P3.4 引脚为 LCD_PWR_CTRL 直接背光供电控制

2026-07-09 14:55:16 +08:00
parent cf25a89c0f
commit 357238e056
11 changed files with 17 additions and 15 deletions
--- a/Docs/50_module-breakdown/mod-sys.md
+++ b/Docs/50_module-breakdown/mod-sys.md
@@ -64,4 +64,4 @@ typedef enum {
 *   `u8 Read_Battery_Percent(void)`：读取通道 8 (`P0.0`)，将电压采样转换数据做线性比例转换（`1279~1628` 映射到 `0~100`），计算并返回电量百分比。
 *   `bit Is_Charging(void)`：读取 `P2.7`（充电检测管脚）的 GPIO 数字输入电平。当电平为高（1）时代表 USB 已接入，返回 `1`；否则返回 `0`。

-<!-- Checked and verified with always-on screen and sleep removal changes -->
+<!-- Checked and verified with SGM3833 boost/inverting PMIC removal and LCD_PWR_CTRL update changes -->