diff --git a/src/guy_epaper/guy_154b_270b_290b/guy_154b_270b_290b.cpp b/src/guy_epaper/guy_154b_270b_290b/guy_154b_270b_290b.cpp
index 818891a..b026ffb 100644
--- a/src/guy_epaper/guy_154b_270b_290b/guy_154b_270b_290b.cpp
+++ b/src/guy_epaper/guy_154b_270b_290b/guy_154b_270b_290b.cpp
@@ -96,12 +96,15 @@ const unsigned char drvSSD168x::WS_20_30[42] =
 };	
 const unsigned char drvSSD168x::VSH_table[32]=
 {/*0x00,0xbc,0xc1,0xc6,0xcb,0x23,0x26,0x28,0x2a,0x2c,0x2e,0x32,0x35,0x39,0x3d,0x41,*/
-  0x00,0x24,0x28,0x2c,0x30,0x33,0x36,0x38,0x3a,0x3c,0x3e,0x40,0x42,0x44,0x45,0x46,
+  0x00,0xac,0xb0,0xb6,0xbd,0xc5,0xce,0x26,0x2c,0x33,0x3a,0x42,0x4a,0x4a,0x4a,0x4a,
   0x00,0x41,0x3c,0x37,0x32,0x2d,0x28,0x23,0xcb,0xc6,0xc1,0xbc,0xb7,0xb2,0xb0,0xae};
 
 
 //以下代码均为我 FriendshipEnder 原创, 呵呵哒~~
 void drvSSD168x::SetLut() {       
+  static const unsigned char VSH_repeat[16]={
+    0,1,1,1,1,1,1,1,1,1,1,1,1,2,3,4
+  };
 	unsigned int i;
 	guy_epdCmd(0x3f);
 	guy_epdParam(greyScaling?0x07:0x02); //greyScaling?0x07:0x22
@@ -119,7 +122,8 @@ void drvSSD168x::SetLut() {
       guy_epdParam(i==1?0x80:(i==(greyScaling?0:2)?0x40:0x00));
       for(int j=0;j<11;j++) guy_epdParam(0);
     }
-    guy_epdParam(greyScaling?1:iLut);
+    //guy_epdParam(greyScaling?1:iLut);
+    guy_epdParam(greyScaling ? 1 : pgm_read_byte(VSH_repeat + iLut));
     for(i=0;i<83;i++) guy_epdParam(0);
     guy_epdParam(0x22);
     for(i=0;i<8;i++) guy_epdParam(0);
diff --git a/src/guy_wireless.cpp b/src/guy_wireless.cpp
index b53244f..5e254d2 100644
--- a/src/guy_wireless.cpp
+++ b/src/guy_wireless.cpp
@@ -432,7 +432,7 @@ void ReadguyDriver::handleInitPost(){
   drawRect((guy_dev->drv_width()>>1)-46+48,(guy_dev->drv_height()>>1)-14,20,28,0);
   drawRect((guy_dev->drv_width()>>1)-46+72,(guy_dev->drv_height()>>1)-14,20,28,0);
   refresh_begin(0);
-  guy_dev->drv_fullpart(1);
+  guy_dev->drv_fullpart(0);
   guy_dev->_display((const uint8_t*)getBuffer());
 #if (defined(READGUY_ALLOW_DC_AS_BUTTON))
   refresh_end();
diff --git a/src/readguy.cpp b/src/readguy.cpp
index ab3f9c6..6bbeb48 100644
--- a/src/readguy.cpp
+++ b/src/readguy.cpp
@@ -538,6 +538,7 @@ void ReadguyDriver::setButtonDriver(){
     }
     else {
       currentBright=-1; //引脚不支持PWM,设置为亮起
+      pinMode(READGUY_bl_pin, OUTPUT);
       digitalWrite(READGUY_bl_pin,HIGH);
     }
   }  //关于按键策略, 我们在此使用多个Button2的类, 然后在一个task共享变量来确定上一个按键状态
@@ -574,13 +575,18 @@ void ReadguyDriver::setBright(int d){
 #if ((defined (ESP8266)))
     analogWrite(READGUY_bl_pin,d);
 #else
-#if (defined ( ESP_IDF_VERSION_VAL ) && (ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 0, 0)))
+#if (defined ( ESP_IDF_VERSION_VAL ) )
+#if ( (ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 0, 0)))
+    analogWrite(READGUY_bl_pin,d);
+#else
     ledcWrite(0, d);
 #endif
+#endif
 #endif
   }
   else if(currentBright>=-2 && currentBright<0){ //-1为不支持PWM的亮起,-2为不支持PWM的熄灭
     currentBright=d?-1:-2;
+    pinMode(READGUY_bl_pin, OUTPUT);
     digitalWrite(READGUY_bl_pin,d?HIGH:LOW);
   }
 }
@@ -699,7 +705,10 @@ void ReadguyDriver::invertDisplay(){
 }
 void ReadguyDriver::sleepEPD(){
   if(READGUY_cali==127) {
-    if(READGUY_bl_pin>=0) digitalWrite(READGUY_bl_pin, LOW); //关闭背光灯, 节省电量
+    if(READGUY_bl_pin>=0) {
+      pinMode(READGUY_bl_pin, OUTPUT);
+      digitalWrite(READGUY_bl_pin, LOW); //关闭背光灯, 节省电量
+    }
     guy_dev->drv_sleep();
   }
 }