diff --git a/include/pins.h b/include/pins.h
index b7ca59f..7bcca58 100644
--- a/include/pins.h
+++ b/include/pins.h
@@ -14,12 +14,12 @@
 // 板载 SC8002B 功放 → P4 喇叭座（DAC2）
 #define SPEAKER_PIN 26
 
-// 触摸 XPT2046（SoftSPI，避开 VSPI）
-#define TOUCH_IRQ  36
-#define TOUCH_MOSI 32
-#define TOUCH_MISO 39
-#define TOUCH_CLK  25
-#define TOUCH_CS   33
+// 触摸 XPT2046（SoftSPI，避开 VSPI；勿用 TOUCH_CS，会与 TFT_eSPI 冲突）
+#define CYD_TOUCH_IRQ  36
+#define CYD_TOUCH_MOSI 32
+#define CYD_TOUCH_MISO 39
+#define CYD_TOUCH_CLK  25
+#define CYD_TOUCH_CS   33
 
 // 物理竖屏分辨率（TFT 驱动）
 #define SCREEN_WIDTH  240
diff --git a/src/touch.cpp b/src/touch.cpp
index a5bc2f7..efcbc94 100644
--- a/src/touch.cpp
+++ b/src/touch.cpp
@@ -5,10 +5,10 @@
 
 static void soft_spi_write(uint8_t data) {
   for (int i = 7; i >= 0; --i) {
-    digitalWrite(TOUCH_MOSI, (data >> i) & 1);
-    digitalWrite(TOUCH_CLK, HIGH);
+    digitalWrite(CYD_TOUCH_MOSI, (data >> i) & 1);
+    digitalWrite(CYD_TOUCH_CLK, HIGH);
     delayMicroseconds(1);
-    digitalWrite(TOUCH_CLK, LOW);
+    digitalWrite(CYD_TOUCH_CLK, LOW);
     delayMicroseconds(1);
   }
 }
@@ -16,41 +16,41 @@ static void soft_spi_write(uint8_t data) {
 static uint16_t soft_spi_read12() {
   uint16_t v = 0;
   for (int i = 0; i < 12; ++i) {
-    digitalWrite(TOUCH_CLK, HIGH);
+    digitalWrite(CYD_TOUCH_CLK, HIGH);
     delayMicroseconds(1);
-    v = (v << 1) | (digitalRead(TOUCH_MISO) ? 1 : 0);
-    digitalWrite(TOUCH_CLK, LOW);
+    v = (v << 1) | (digitalRead(CYD_TOUCH_MISO) ? 1 : 0);
+    digitalWrite(CYD_TOUCH_CLK, LOW);
     delayMicroseconds(1);
   }
   // 丢掉多余时钟位
-  digitalWrite(TOUCH_CLK, HIGH);
+  digitalWrite(CYD_TOUCH_CLK, HIGH);
   delayMicroseconds(1);
-  digitalWrite(TOUCH_CLK, LOW);
+  digitalWrite(CYD_TOUCH_CLK, LOW);
   return v;
 }
 
 static uint16_t xpt_read(uint8_t cmd) {
-  digitalWrite(TOUCH_CS, LOW);
+  digitalWrite(CYD_TOUCH_CS, LOW);
   soft_spi_write(cmd);
   delayMicroseconds(5);
   uint16_t v = soft_spi_read12();
-  digitalWrite(TOUCH_CS, HIGH);
+  digitalWrite(CYD_TOUCH_CS, HIGH);
   return v;
 }
 
 void touch_init() {
-  pinMode(TOUCH_CS, OUTPUT);
-  pinMode(TOUCH_CLK, OUTPUT);
-  pinMode(TOUCH_MOSI, OUTPUT);
-  pinMode(TOUCH_MISO, INPUT);
-  pinMode(TOUCH_IRQ, INPUT);
-  digitalWrite(TOUCH_CS, HIGH);
-  digitalWrite(TOUCH_CLK, LOW);
+  pinMode(CYD_TOUCH_CS, OUTPUT);
+  pinMode(CYD_TOUCH_CLK, OUTPUT);
+  pinMode(CYD_TOUCH_MOSI, OUTPUT);
+  pinMode(CYD_TOUCH_MISO, INPUT);
+  pinMode(CYD_TOUCH_IRQ, INPUT);
+  digitalWrite(CYD_TOUCH_CS, HIGH);
+  digitalWrite(CYD_TOUCH_CLK, LOW);
   Serial.println("Touch: XPT2046 SoftSPI ready");
 }
 
 void touch_read_cb(lv_indev_t * /*indev*/, lv_indev_data_t *data) {
-  const bool irq = (digitalRead(TOUCH_IRQ) == LOW);
+  const bool irq = (digitalRead(CYD_TOUCH_IRQ) == LOW);
 
   uint16_t raw_x = xpt_read(0x90);
   uint16_t raw_y = xpt_read(0xD0);