230 lines
5.0 KiB
C
230 lines
5.0 KiB
C
#include "lcd_init.h"
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#
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#include <gpio.h>
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#include <main.h>
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void LCD_GPIO_Init(void)
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{
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// GPIO_InitTypeDef GPIO_InitStructure;
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// RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE); //使能A端口时钟
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// GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5;
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// GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //推挽输出
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// GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;//速度50MHz
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// GPIO_Init(GPIOA, &GPIO_InitStructure); //初始化GPIOA
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// GPIO_SetBits(GPIOA,GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5);
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}
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/******************************************************************************
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函数说明：LCD串行数据写入函数
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入口数据：dat 要写入的串行数据
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返回值： 无
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******************************************************************************/
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void LCD_Writ_Bus(uint8_t dat)
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{
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uint8_t i;
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LCD_CS_Clr();
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for(i=0;i<8;i++)
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{
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LCD_SCLK_Clr();
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if(dat&0x80)
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{
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LCD_MOSI_Set();
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}
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else
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{
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LCD_MOSI_Clr();
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}
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LCD_SCLK_Set();
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dat<<=1;
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}
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LCD_CS_Set();
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}
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/******************************************************************************
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函数说明：LCD写入数据
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入口数据：dat 写入的数据
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返回值： 无
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******************************************************************************/
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void LCD_WR_DATA8(uint8_t dat)
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{
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LCD_Writ_Bus(dat);
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}
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/******************************************************************************
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函数说明：LCD写入数据
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入口数据：dat 写入的数据
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返回值： 无
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******************************************************************************/
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void LCD_WR_DATA(uint16_t dat)
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{
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LCD_Writ_Bus(dat>>8);
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LCD_Writ_Bus(dat);
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}
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/******************************************************************************
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函数说明：LCD写入命令
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入口数据：dat 写入的命令
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返回值： 无
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******************************************************************************/
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void LCD_WR_REG(uint8_t dat)
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{
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LCD_DC_Clr();//写命令
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LCD_Writ_Bus(dat);
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LCD_DC_Set();//写数据
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}
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/******************************************************************************
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函数说明：设置起始和结束地址
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入口数据：x1,x2 设置列的起始和结束地址
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y1,y2 设置行的起始和结束地址
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返回值： 无
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******************************************************************************/
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void LCD_Address_Set(uint16_t x1,uint16_t y1,uint16_t x2,uint16_t y2)
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{
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if(USE_HORIZONTAL==0)
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{
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LCD_WR_REG(0x2a);//列地址设置
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LCD_WR_DATA(x1+52);
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LCD_WR_DATA(x2+52);
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LCD_WR_REG(0x2b);//行地址设置
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LCD_WR_DATA(y1+40);
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LCD_WR_DATA(y2+40);
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LCD_WR_REG(0x2c);//储存器写
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}
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else if(USE_HORIZONTAL==1)
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{
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LCD_WR_REG(0x2a);//列地址设置
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LCD_WR_DATA(x1+53);
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LCD_WR_DATA(x2+53);
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LCD_WR_REG(0x2b);//行地址设置
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LCD_WR_DATA(y1+40);
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LCD_WR_DATA(y2+40);
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LCD_WR_REG(0x2c);//储存器写
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}
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else if(USE_HORIZONTAL==2)
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{
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LCD_WR_REG(0x2a);//列地址设置
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LCD_WR_DATA(x1+40);
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LCD_WR_DATA(x2+40);
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LCD_WR_REG(0x2b);//行地址设置
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LCD_WR_DATA(y1+53);
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LCD_WR_DATA(y2+53);
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LCD_WR_REG(0x2c);//储存器写
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}
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else
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{
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LCD_WR_REG(0x2a);//列地址设置
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LCD_WR_DATA(x1+40);
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LCD_WR_DATA(x2+40);
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LCD_WR_REG(0x2b);//行地址设置
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LCD_WR_DATA(y1+52);
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LCD_WR_DATA(y2+52);
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LCD_WR_REG(0x2c);//储存器写
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}
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}
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void LCD_Init(void)
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{
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LCD_GPIO_Init();//初始化GPIO
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LCD_RES_Clr();//复位
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HAL_Delay(100);
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LCD_RES_Set();
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HAL_Delay(100);
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LCD_BLK_Set();//打开背光
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HAL_Delay(100);
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LCD_WR_REG(0x11);
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HAL_Delay(120);
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LCD_WR_REG(0x36);
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if(USE_HORIZONTAL==0)LCD_WR_DATA8(0x00);
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else if(USE_HORIZONTAL==1)LCD_WR_DATA8(0xC0);
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else if(USE_HORIZONTAL==2)LCD_WR_DATA8(0x70);
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else LCD_WR_DATA8(0xA0);
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LCD_WR_REG(0x3A);
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LCD_WR_DATA8(0x05);
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LCD_WR_REG(0xB2);
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LCD_WR_DATA8(0x0C);
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LCD_WR_DATA8(0x0C);
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LCD_WR_DATA8(0x00);
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LCD_WR_DATA8(0x33);
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LCD_WR_DATA8(0x33);
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LCD_WR_REG(0xB7);
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LCD_WR_DATA8(0x35);
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LCD_WR_REG(0xBB);
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LCD_WR_DATA8(0x19);
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LCD_WR_REG(0xC0);
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LCD_WR_DATA8(0x2C);
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LCD_WR_REG(0xC2);
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LCD_WR_DATA8(0x01);
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LCD_WR_REG(0xC3);
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LCD_WR_DATA8(0x12);
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LCD_WR_REG(0xC4);
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LCD_WR_DATA8(0x20);
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LCD_WR_REG(0xC6);
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LCD_WR_DATA8(0x0F);
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LCD_WR_REG(0xD0);
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LCD_WR_DATA8(0xA4);
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LCD_WR_DATA8(0xA1);
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LCD_WR_REG(0xE0);
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LCD_WR_DATA8(0xD0);
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LCD_WR_DATA8(0x04);
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LCD_WR_DATA8(0x0D);
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LCD_WR_DATA8(0x11);
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LCD_WR_DATA8(0x13);
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LCD_WR_DATA8(0x2B);
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LCD_WR_DATA8(0x3F);
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LCD_WR_DATA8(0x54);
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LCD_WR_DATA8(0x4C);
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LCD_WR_DATA8(0x18);
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LCD_WR_DATA8(0x0D);
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LCD_WR_DATA8(0x0B);
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LCD_WR_DATA8(0x1F);
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LCD_WR_DATA8(0x23);
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LCD_WR_REG(0xE1);
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LCD_WR_DATA8(0xD0);
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LCD_WR_DATA8(0x04);
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LCD_WR_DATA8(0x0C);
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LCD_WR_DATA8(0x11);
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LCD_WR_DATA8(0x13);
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LCD_WR_DATA8(0x2C);
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LCD_WR_DATA8(0x3F);
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LCD_WR_DATA8(0x44);
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LCD_WR_DATA8(0x51);
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LCD_WR_DATA8(0x2F);
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LCD_WR_DATA8(0x1F);
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LCD_WR_DATA8(0x1F);
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LCD_WR_DATA8(0x20);
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LCD_WR_DATA8(0x23);
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LCD_WR_REG(0x21);
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LCD_WR_REG(0x29);
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}
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