idf的spi还有问题

2025-12-31 02:04:09 +08:00
parent 5f53220606
commit fb653cb545
7 changed files with 297 additions and 11 deletions
@@ -0,0 +1,155 @@
+#include "lcd.h"
+
+
+static const char *TAG = "LCD";
+
+/******************************************************************************
+      函数说明：设置起始和结束地址
+      入口数据：x1,x2 设置列的起始和结束地址
+                y1,y2 设置行的起始和结束地址
+      返回值：  无
+******************************************************************************/
+void LCD_Address_Set(uint16_t x1,uint16_t y1,uint16_t x2,uint16_t y2)
+{
+
+#if USE_HORIZONTAL==0
+    lcd_spi_reg(0x2a);//列地址设置
+    lcd_spi_write8(x1);
+    lcd_spi_write8(x2);
+    lcd_spi_reg(0x2b);//行地址设置
+    lcd_spi_write8(y1);
+    lcd_spi_write8(y2);
+    lcd_spi_reg(0x2c);//储存器写
+    #elif USE_HORIZONTAL==1
+    lcd_spi_reg(0x2a);//列地址设置
+    lcd_spi_write8(x1);
+    lcd_spi_write8(x2);
+    lcd_spi_reg(0x2b);//行地址设置
+    lcd_spi_write8(y1+80);
+    lcd_spi_write8(y2+80);
+    lcd_spi_reg(0x2c);//储存器写
+    #elif USE_HORIZONTAL==2
+    lcd_spi_reg(0x2a);//列地址设置
+    lcd_spi_write8(x1);
+    lcd_spi_write8(x2);
+    lcd_spi_reg(0x2b);//行地址设置
+    lcd_spi_write8(y1);
+    lcd_spi_write8(y2);
+    lcd_spi_reg(0x2c);//储存器写
+    #elif USE_HORIZONTAL==3
+    lcd_spi_reg(0x2a);//列地址设置
+    lcd_spi_write8(x1+80);
+    lcd_spi_write8(x2+80);
+    lcd_spi_reg(0x2b);//行地址设置
+    lcd_spi_write8(y1);
+    lcd_spi_write8(y2);
+    lcd_spi_reg(0x2c);//储存器写
+
+#endif
+
+
+}
+
+
+void lcd_init(){
+ESP_LOGI(TAG,"等待初始化LCD");
+vTaskDelay(25);  // 
+ESP_LOGI(TAG,"初始化LCD");
+lcd_spi_reg(0x36);
+if(USE_HORIZONTAL==0)lcd_spi_write8(0x00);
+else if(USE_HORIZONTAL==1)lcd_spi_write8(0xC0);
+else if(USE_HORIZONTAL==2)lcd_spi_write8(0x70);
+else lcd_spi_write8(0xA0);
+
+lcd_spi_reg(0x3A); 
+lcd_spi_write8(0x05);
+
+lcd_spi_reg(0xB2);
+lcd_spi_write8(0x0C);
+lcd_spi_write8(0x0C);
+lcd_spi_write8(0x00);
+lcd_spi_write8(0x33);
+lcd_spi_write8(0x33); 
+
+lcd_spi_reg(0xB7); 
+lcd_spi_write8(0x35);  
+
+lcd_spi_reg(0xBB);
+lcd_spi_write8(0x19);
+
+lcd_spi_reg(0xC0);
+lcd_spi_write8(0x2C);
+
+lcd_spi_reg(0xC2);
+lcd_spi_write8(0x01);
+
+lcd_spi_reg(0xC3);
+lcd_spi_write8(0x12);   
+
+lcd_spi_reg(0xC4);
+lcd_spi_write8(0x20);  
+
+lcd_spi_reg(0xC6); 
+lcd_spi_write8(0x0F);    
+
+lcd_spi_reg(0xD0); 
+lcd_spi_write8(0xA4);
+lcd_spi_write8(0xA1);
+
+lcd_spi_reg(0xE0);
+lcd_spi_write8(0xD0);
+lcd_spi_write8(0x04);
+lcd_spi_write8(0x0D);
+lcd_spi_write8(0x11);
+lcd_spi_write8(0x13);
+lcd_spi_write8(0x2B);
+lcd_spi_write8(0x3F);
+lcd_spi_write8(0x54);
+lcd_spi_write8(0x4C);
+lcd_spi_write8(0x18);
+lcd_spi_write8(0x0D);
+lcd_spi_write8(0x0B);
+lcd_spi_write8(0x1F);
+lcd_spi_write8(0x23);
+
+lcd_spi_reg(0xE1);
+lcd_spi_write8(0xD0);
+lcd_spi_write8(0x04);
+lcd_spi_write8(0x0C);
+lcd_spi_write8(0x11);
+lcd_spi_write8(0x13);
+lcd_spi_write8(0x2C);
+lcd_spi_write8(0x3F);
+lcd_spi_write8(0x44);
+lcd_spi_write8(0x51);
+lcd_spi_write8(0x2F);
+lcd_spi_write8(0x1F);
+lcd_spi_write8(0x1F);
+lcd_spi_write8(0x20);
+lcd_spi_write8(0x23);
+
+lcd_spi_reg(0x21); 
+
+lcd_spi_reg(0x11); 
+vTaskDelay(12); 
+
+lcd_spi_reg(0x29); 
+
+ESP_LOGI(TAG,"初始化LCD完成");
+
+}
+
+
+void LCD_Clear(uint16_t Color)
+{
+  uint16_t i,j;   
+  LCD_Address_Set(0,0,LCD_WW-1,LCD_HH-1);
+    for(i=0;i<LCD_WW;i++)
+   {
+    for (j=0;j<LCD_HH;j++)
+      {
+          lcd_spi_write16(Color);        
+      }
+
+    }
+}