diff --git a/V1.5/STM32F103_App1/HardWare/SYSINIT/system.c b/V1.5/STM32F103_App1/HardWare/SYSINIT/system.c
index 69cca35..f3bf24d 100644
--- a/V1.5/STM32F103_App1/HardWare/SYSINIT/system.c
+++ b/V1.5/STM32F103_App1/HardWare/SYSINIT/system.c
@@ -95,6 +95,23 @@ void MX_GPIO_Init(void)
g.Pin = Relay2_Pin; HAL_GPIO_Init(Relay2_Port, &g);
g.Pin = Relay3_Pin; HAL_GPIO_Init(Relay3_Port, &g);
g.Pin = Relay4_Pin; HAL_GPIO_Init(Relay4_Port, &g);
+
+ /* CAT_PWR(PC4): 4G 模块开机脚，开漏输出，拉低=模块开机（上电直接拉低即可） */
+ HAL_GPIO_WritePin(GPIOC, GPIO_PIN_4, GPIO_PIN_RESET);
+ g.Mode = GPIO_MODE_OUTPUT_OD;
+ g.Pin = GPIO_PIN_4;
+ HAL_GPIO_Init(GPIOC, &g);
+
+ /* ESP_EN(PA6): WiFi 模块使能，高电平有效，推挽输出（上电给高电平） */
+ HAL_GPIO_WritePin(GPIOA, GPIO_PIN_6, GPIO_PIN_SET);
+ g.Mode = GPIO_MODE_OUTPUT_PP;
+ g.Pin = GPIO_PIN_6;
+ HAL_GPIO_Init(GPIOA, &g);
+
+ /* BT_RST(PA7): 蓝牙模块复位脚，低电平=正常工作，高电平=复位，推挽输出默认拉低 */
+ HAL_GPIO_WritePin(GPIOA, GPIO_PIN_7, GPIO_PIN_RESET);
+ g.Pin = GPIO_PIN_7;
+ HAL_GPIO_Init(GPIOA, &g);
}
void Error_Handler(void)
diff --git a/V1.5/STM32F103_App1/MDK-ARM/STM32F103rb_App1.uvoptx b/V1.5/STM32F103_App1/MDK-ARM/STM32F103rb_App1.uvoptx
index 8b6b5af..9d1ae9b 100644
--- a/V1.5/STM32F103_App1/MDK-ARM/STM32F103rb_App1.uvoptx
+++ b/V1.5/STM32F103_App1/MDK-ARM/STM32F103rb_App1.uvoptx
@@ -77,7 +77,7 @@
0
1
- 255
+ 18
0
@@ -924,6 +924,19 @@
0
0
+
+ 7
+ 50
+ 1
+ 0
+ 0
+ 0
+ 0
+ ..\HardWare\HLW8032\hlw8032.c
+ hlw8032.c
+ 0
+ 0
+
@@ -934,7 +947,7 @@
0
8
- 50
+ 51
5
0
0
diff --git a/V1.5/STM32F103_App1/README.md b/V1.5/STM32F103_App1/README.md
index 1f2a8b6..d7ecf9f 100644
--- a/V1.5/STM32F103_App1/README.md
+++ b/V1.5/STM32F103_App1/README.md
@@ -58,6 +58,10 @@
| UART4 | WiFi ESP-01S | PC10/PC11 | 115200鈫921600-8N1锛堣涓嬫枃 WiFi 娉㈢壒鐜囧悓姝ワ級 |
| UART5 | HLW8032 鐢佃兘璁￠噺 | PD2(RX) | 4800-8E1锛屽彧鏀讹紝鑺墖姣 50ms 涓诲姩涓婃姤 |
| ESP_RST | WiFi 妯″潡澶嶄綅 | PA5 | 浣庣數骞 500ms 澶嶄綅 |
+| CAT_PWR | 4G 妯″潡寮鏈 | PC4 | 寮婕忚緭鍑猴紝鎷変綆=妯″潡寮鏈猴紙涓婄數鍗虫媺浣庯級 |
+| ESP_EN | WiFi 妯″潡浣胯兘 | PA6 | 鎺ㄦ尳杈撳嚭锛岄珮鐢靛钩=浣胯兘锛堜笂鐢靛嵆缃珮锛 |
+| BT_MODE | 钃濈墮 AT/閫忎紶鍒囨崲 | PB0 | 寮婕忚緭鍑猴紝鎷変綆 1s 杩 AT 妯″紡锛坆le_at.c 鎺у埗锛 |
+| BT_RST | 钃濈墮妯″潡澶嶄綅 | PA7 | 鎺ㄦ尳杈撳嚭锛屼綆鐢靛钩=宸ヤ綔锛堥粯璁わ級锛岄珮鐢靛钩=澶嶄綅 |
| Relay1 | 鎶曞杺鐢垫満鎺у埗 | PB7 | 楂樼數骞冲惛鍚 |
| Relay2~4 | 澶囩敤鎺у埗 | PB8/PC0/PC2 | 楂樼數骞冲惛鍚 |
| I2C锛堣蒋浠讹級 | AT24C02 閰嶇疆瀛樺偍 | PA11/PA12 | 椤靛啓鍏 |
diff --git a/V1.5/鐗堟湰璇存槑.md b/V1.5/鐗堟湰璇存槑.md
index 0a03e84..c49edbd 100644
--- a/V1.5/鐗堟湰璇存槑.md
+++ b/V1.5/鐗堟湰璇存槑.md
@@ -104,3 +104,10 @@
- 绱鑴夊啿(uint64)鎸佷箙鍖 EEPROM 鍋忕Щ 164锛氭瘡鏀掔害 0.1kWh 鍐欎竴娆 + 鏂數棰勮鏃剁珛鍗冲啓锛堟硶鎷夌數瀹圭画鑸唴锛
- 骞冲彴涓婃姤鏍囪瘑绗 `energy`锛坘Wh 涓や綅灏忔暟锛夛紝MQTT 灏辩华涓旇姱鐗囧湪绾挎椂姣忓垎閽熶竴娆★紝4G/WiFi 鍙岄氶亾
- UART5 甯 ORE 鑷剤锛涚‖浠讹細B0505S 闅旂鐢垫簮 + 鍏夎︼紝鑺墖 TXD 鎺 PD2
+
+### 杩藉姞锛氭柊纭欢寮曡剼锛2026-08锛
+
+- `CAT_PWR`(PC4)锛4G 妯″潡寮鏈鸿剼锛屽紑婕忚緭鍑猴紝涓婄數鎷変綆=妯″潡寮鏈
+- `ESP_EN`(PA6)锛歐iFi 妯″潡浣胯兘锛屾帹鎸借緭鍑猴紝涓婄數缃珮=妯″潡宸ヤ綔
+- `BT_RST`(PA7)锛氳摑鐗欏浣嶈剼锛屾帹鎸借緭鍑猴紝榛樿鎷変綆=姝ｅ父宸ヤ綔锛堥珮=澶嶄綅锛岄鐣欙級
+- `BT_MODE`(PB0)锛氳摑鐗 AT/閫忎紶鍒囨崲锛屾鍓嶇増鏈凡瀹炵幇锛坆le_at.c 寮婕忔帶鍒讹級