#include "lcd_init.h" #include "delay.h" void LCD_GPIO_Init(void) { GPIO_InitTypeDef GPIO_InitStruct; __HAL_RCC_GPIOA_CLK_ENABLE(); GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3|GPIO_PIN_4|GPIO_PIN_5; GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; GPIO_InitStruct.Pull = GPIO_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); HAL_GPIO_WritePin(GPIOA, GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3|GPIO_PIN_4|GPIO_PIN_5,GPIO_PIN_SET); } /****************************************************************************** 函数说明：LCD串行数据写入函数 入口数据：dat 要写入的串行数据 返回值： 无 ******************************************************************************/ void LCD_Writ_Bus(u8 dat) { u8 i; LCD_CS_Clr(); for(i=0;i<8;i++) { LCD_SCLK_Clr(); if(dat&0x80) { LCD_MOSI_Set(); } else { LCD_MOSI_Clr(); } LCD_SCLK_Set(); dat<<=1; } LCD_CS_Set(); } /****************************************************************************** 函数说明：LCD写入数据 入口数据：dat 写入的数据 返回值： 无 ******************************************************************************/ void LCD_WR_DATA8(u8 dat) { LCD_Writ_Bus(dat); } /****************************************************************************** 函数说明：LCD写入数据 入口数据：dat 写入的数据 返回值： 无 ******************************************************************************/ void LCD_WR_DATA(u16 dat) { LCD_Writ_Bus(dat>>8); LCD_Writ_Bus(dat); } /****************************************************************************** 函数说明：LCD写入命令 入口数据：dat 写入的命令 返回值： 无 ******************************************************************************/ void LCD_WR_REG(u8 dat) { LCD_DC_Clr();//写命令 LCD_Writ_Bus(dat); LCD_DC_Set();//写数据 } /****************************************************************************** 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(u16 x1,u16 y1,u16 x2,u16 y2) { LCD_WR_REG(0x2a);//列地址设置 LCD_WR_DATA(x1); LCD_WR_DATA(x2); LCD_WR_REG(0x2b);//行地址设置 LCD_WR_DATA(y1); LCD_WR_DATA(y2); LCD_WR_REG(0x2c);//储存器写 } void LCD_Init(void) { LCD_GPIO_Init();//初始化GPIO LCD_RES_Clr();//复位 delay_ms(100); LCD_RES_Set(); delay_ms(100); LCD_BLK_Set();//打开背光 delay_ms(100); LCD_WR_REG(0xEF); LCD_WR_REG(0xEB); LCD_WR_DATA8(0x14); LCD_WR_REG(0xFE); LCD_WR_REG(0xEF); LCD_WR_REG(0xEB); LCD_WR_DATA8(0x14); LCD_WR_REG(0x84); LCD_WR_DATA8(0x40); LCD_WR_REG(0x85); LCD_WR_DATA8(0xFF); LCD_WR_REG(0x86); LCD_WR_DATA8(0xFF); LCD_WR_REG(0x87); LCD_WR_DATA8(0xFF); LCD_WR_REG(0x88); LCD_WR_DATA8(0x0A); LCD_WR_REG(0x89); LCD_WR_DATA8(0x21); LCD_WR_REG(0x8A); LCD_WR_DATA8(0x00); LCD_WR_REG(0x8B); LCD_WR_DATA8(0x80); LCD_WR_REG(0x8C); LCD_WR_DATA8(0x01); LCD_WR_REG(0x8D); LCD_WR_DATA8(0x01); LCD_WR_REG(0x8E); LCD_WR_DATA8(0xFF); LCD_WR_REG(0x8F); LCD_WR_DATA8(0xFF); LCD_WR_REG(0xB6); LCD_WR_DATA8(0x00); LCD_WR_DATA8(0x20); LCD_WR_REG(0x36); if(USE_HORIZONTAL==0)LCD_WR_DATA8(0x08); else if(USE_HORIZONTAL==1)LCD_WR_DATA8(0xC8); else if(USE_HORIZONTAL==2)LCD_WR_DATA8(0x68); else LCD_WR_DATA8(0xA8); LCD_WR_REG(0x3A); LCD_WR_DATA8(0x05); LCD_WR_REG(0x90); LCD_WR_DATA8(0x08); LCD_WR_DATA8(0x08); LCD_WR_DATA8(0x08); LCD_WR_DATA8(0x08); LCD_WR_REG(0xBD); LCD_WR_DATA8(0x06); LCD_WR_REG(0xBC); LCD_WR_DATA8(0x00); LCD_WR_REG(0xFF); LCD_WR_DATA8(0x60); LCD_WR_DATA8(0x01); LCD_WR_DATA8(0x04); LCD_WR_REG(0xC3); LCD_WR_DATA8(0x13); LCD_WR_REG(0xC4); LCD_WR_DATA8(0x13); LCD_WR_REG(0xC9); LCD_WR_DATA8(0x22); LCD_WR_REG(0xBE); LCD_WR_DATA8(0x11); LCD_WR_REG(0xE1); LCD_WR_DATA8(0x10); LCD_WR_DATA8(0x0E); LCD_WR_REG(0xDF); LCD_WR_DATA8(0x21); LCD_WR_DATA8(0x0c); LCD_WR_DATA8(0x02); LCD_WR_REG(0xF0); LCD_WR_DATA8(0x45); LCD_WR_DATA8(0x09); LCD_WR_DATA8(0x08); LCD_WR_DATA8(0x08); LCD_WR_DATA8(0x26); LCD_WR_DATA8(0x2A); LCD_WR_REG(0xF1); LCD_WR_DATA8(0x43); LCD_WR_DATA8(0x70); LCD_WR_DATA8(0x72); LCD_WR_DATA8(0x36); LCD_WR_DATA8(0x37); LCD_WR_DATA8(0x6F); LCD_WR_REG(0xF2); LCD_WR_DATA8(0x45); LCD_WR_DATA8(0x09); LCD_WR_DATA8(0x08); LCD_WR_DATA8(0x08); LCD_WR_DATA8(0x26); LCD_WR_DATA8(0x2A); LCD_WR_REG(0xF3); LCD_WR_DATA8(0x43); LCD_WR_DATA8(0x70); LCD_WR_DATA8(0x72); LCD_WR_DATA8(0x36); LCD_WR_DATA8(0x37); LCD_WR_DATA8(0x6F); LCD_WR_REG(0xED); LCD_WR_DATA8(0x1B); LCD_WR_DATA8(0x0B); LCD_WR_REG(0xAE); LCD_WR_DATA8(0x77); LCD_WR_REG(0xCD); LCD_WR_DATA8(0x63); LCD_WR_REG(0x70); LCD_WR_DATA8(0x07); LCD_WR_DATA8(0x07); LCD_WR_DATA8(0x04); LCD_WR_DATA8(0x0E); LCD_WR_DATA8(0x0F); LCD_WR_DATA8(0x09); LCD_WR_DATA8(0x07); LCD_WR_DATA8(0x08); LCD_WR_DATA8(0x03); LCD_WR_REG(0xE8); LCD_WR_DATA8(0x34); LCD_WR_REG(0x62); LCD_WR_DATA8(0x18); LCD_WR_DATA8(0x0D); LCD_WR_DATA8(0x71); LCD_WR_DATA8(0xED); LCD_WR_DATA8(0x70); LCD_WR_DATA8(0x70); LCD_WR_DATA8(0x18); LCD_WR_DATA8(0x0F); LCD_WR_DATA8(0x71); LCD_WR_DATA8(0xEF); LCD_WR_DATA8(0x70); LCD_WR_DATA8(0x70); LCD_WR_REG(0x63); LCD_WR_DATA8(0x18); LCD_WR_DATA8(0x11); LCD_WR_DATA8(0x71); LCD_WR_DATA8(0xF1); LCD_WR_DATA8(0x70); LCD_WR_DATA8(0x70); LCD_WR_DATA8(0x18); LCD_WR_DATA8(0x13); LCD_WR_DATA8(0x71); LCD_WR_DATA8(0xF3); LCD_WR_DATA8(0x70); LCD_WR_DATA8(0x70); LCD_WR_REG(0x64); LCD_WR_DATA8(0x28); LCD_WR_DATA8(0x29); LCD_WR_DATA8(0xF1); LCD_WR_DATA8(0x01); LCD_WR_DATA8(0xF1); LCD_WR_DATA8(0x00); LCD_WR_DATA8(0x07); LCD_WR_REG(0x66); LCD_WR_DATA8(0x3C); LCD_WR_DATA8(0x00); LCD_WR_DATA8(0xCD); LCD_WR_DATA8(0x67); LCD_WR_DATA8(0x45); LCD_WR_DATA8(0x45); LCD_WR_DATA8(0x10); LCD_WR_DATA8(0x00); LCD_WR_DATA8(0x00); LCD_WR_DATA8(0x00); LCD_WR_REG(0x67); LCD_WR_DATA8(0x00); LCD_WR_DATA8(0x3C); LCD_WR_DATA8(0x00); LCD_WR_DATA8(0x00); LCD_WR_DATA8(0x00); LCD_WR_DATA8(0x01); LCD_WR_DATA8(0x54); LCD_WR_DATA8(0x10); LCD_WR_DATA8(0x32); LCD_WR_DATA8(0x98); LCD_WR_REG(0x74); LCD_WR_DATA8(0x10); LCD_WR_DATA8(0x85); LCD_WR_DATA8(0x80); LCD_WR_DATA8(0x00); LCD_WR_DATA8(0x00); LCD_WR_DATA8(0x4E); LCD_WR_DATA8(0x00); LCD_WR_REG(0x98); LCD_WR_DATA8(0x3e); LCD_WR_DATA8(0x07); LCD_WR_REG(0x35); LCD_WR_REG(0x21); LCD_WR_REG(0x11); delay_ms(120); LCD_WR_REG(0x29); delay_ms(20); }