STM32驱动RA8806显示屏程序无法正常驱动（程序已成功驱动RA8806 有附件）此贴结贴

青苹果PAD · 发表于 2014-10-22 22:05:35

[mw_shl_code=c,true][/mw_shl_code] [mw_shl_code=c,true]头文件[/mw_shl_code] [mw_shl_code=c,true]

[mw_shl_code=c,true]#ifndef __RA8806_H #define __RA8806_H #include "sys.h" #include "stdlib.h" //?????¨?? #define RD PCout(6)//?????????????????????????§ #define WR PCout(7)//?????????????????????????§ #define RS PCout(8)//?????????????????????????????? #define CS PCout(9)//???????????????????§ #define BUSY PCout(10)//?????????????? #define INT PCout(11)//????·??ú???????? #define RST PCout(12)//???? //PB0~7?????????? #define DATAOUT(x) GPIOB->ODR=(GPIOB->ODR&0xff00)|(x&0x00ff);//???? //#define DATAINT GPIOB->IDR=(GPIOB-IDR&0x00ff);//???? IDR??16?????è?????????í ????8?????? //???????? void LCD_Init(void);//?????? void SOFTRST(void); //void LCD_DisplayOn(void);//?????? //void LCD_DisplayOff(void);//?????? //void LCD_Clear(u16 Color);//???? //void LCD_SetCursor(u16 Xpos, u16 Ypos);//?è??×?±ê //void LCD_DrawPoint(u16 x,u16 y);//???? //u16 LCD_RD_DATA(void);//????LCD???? void LCD_WriteReg(u8 LCD_Reg, u8 LCD_RegValue);//???????÷ ?????÷±à?? ???????????? //RA8806?????÷ #define WLCR 0x00 #define MISC 0x01 #define ADSR 0x03 #define INTR 0x0F #define WCCR 0x10 #define CHWI 0x11 //new(have change) #define MAMR 0x12 #define AWRR 0x20 #define DWWR 0x21 #define AWBR 0x30 #define DWHR 0x31 //new(have change) #define AWLR 0x40 #define AWTR 0x50 #define CURX 0x60 //new(have change) #define BGSG 0x61 #define EDSG 0x62 //new #define CURY 0x70 //new(have change) #define BGCM 0x71 #define EDCM 0x72 #define BTMR 0x80 #define ITCR 0x90 //new(have change) #define KSCR1 0xA0 #define KSCR2 0xA1 #define KSDR0 0xA2 //new(have change) #define KSDR1 0xA3 #define KSDR2 0xA4 #define MWCR 0xB0 //new(have change) #define MRCR 0xB1 //new #define TPCR 0xC0 #define TPXR 0xC1 #define TPYR 0xC2 #define TPZR 0xC3 #define PCR 0xD0 //new(have change) #define PDCR 0xD1 //new #define PNTR 0xE0 #define FNCR 0xF0 #define FVHT 0xF1 #endif [/mw_shl_code]

[/mw_shl_code] [mw_shl_code=c,true][/mw_shl_code] [mw_shl_code=c,true][/mw_shl_code] [mw_shl_code=c,true][/mw_shl_code] [mw_shl_code=c,true]#include "ra8806.h" #include "stdio.h" #include "delay.h" //?í???? void SOFTRST() { CS=0; delay_ms(1000); RST=0; delay_ms(1100); RST=1; delay_ms(1000); } //???????÷±à?? void LCD_WR_REG(u8 data) { CS=0;//?????? RD=1;//???????????? RS=1;//???? WR=0; DATAOUT(data); WR=1;//?????????ê?? CS=1;//???????? RD=1; RS=1; } //???????÷???? void LCD_WR_DATA(u8 data) { CS=0; RD=1; RS=0;//???? WR=0; DATAOUT(data); WR=1; CS=1; RS=1; RD=1; } //???????÷ void LCD_WriteReg(u8 LCD_Reg,u8 LCD_RegValue) { LCD_WR_REG(LCD_Reg); LCD_WR_DATA(LCD_RegValue); } //??????RA8806 void LCD_Init(void) { RCC->APB2ENR|=1<<3;//????PORTB?±?? RCC->APB2ENR|=1<<4;//????PORTC?±?? //8080???? JTAG_Set(SWD_ENABLE); GPIOB->CRL=0X33333333; GPIOB->ODR|=0XFFFF; GPIOC->CRH&=0XFFF00000; GPIOC->CRL&=0X00FFFFFF; GPIOC->CRH|=0X00033333; GPIOC->CRL|=0X33000000;//???ì???? GPIOC->ODR|=0X1FC0;//?????????? LCD_WriteReg(WLCR,0x04); LCD_WriteReg(MISC,0x08); LCD_WriteReg(ADSR,0x00); LCD_WriteReg(INTR,0x00); LCD_WriteReg(WCCR,0x00); LCD_WriteReg(CHWI,0x00); LCD_WriteReg(MAMR,0x13); LCD_WriteReg(AWRR,39); LCD_WriteReg(DWWR,39); LCD_WriteReg(AWBR,239); LCD_WriteReg(DWHR,239); LCD_WriteReg(AWLR,0x00); LCD_WriteReg(AWTR,0x00); LCD_WriteReg(CURX,0x00); LCD_WriteReg(BGSG,0x00); LCD_WriteReg(EDSG,0x00); LCD_WriteReg(CURY,0x00); LCD_WriteReg(BGCM,0x00); LCD_WriteReg(EDCM,0x00); LCD_WriteReg(BTMR,0x00); LCD_WriteReg(ITCR,0x27); LCD_WriteReg(PNTR,0x00); LCD_WriteReg(FNCR,0x00); LCD_WriteReg(FVHT,0x00); } [/mw_shl_code] [mw_shl_code=c,true][/mw_shl_code] [mw_shl_code=c,true][/mw_shl_code] [mw_shl_code=c,true]

[mw_shl_code=c,true]int main(void) { Stm32_Clock_Init(9); //?????±???è?? delay_init(72); //???±?????? uart_init(72,9600); //?®???????? LED_Init(); //????????LED?????????????? // OLED_Init(); //?????????§ SOFTRST(); LCD_Init(); // LCD_WriteReg(WLCR,0x04);//?????????????????????????? // LCD_WriteReg(MISC,0x88);//?????©?¨???? // LCD_WriteReg(PNTR,0xFF); // LCD_WriteReg(FNCR,0xA8); LCD_WriteReg(MISC,0X05); // LCD_WriteReg(FVHT,0x00); while(1) { LED0=1; delay_ms(500); LED0=0; delay_ms(500); // OLED_DrawPoint(3,63,1); // OLED_Refresh_Gram(); }[/mw_shl_code]

[/mw_shl_code] [mw_shl_code=c,true]只是写了个小小的程序，却怎么也无法显示啊！断断续续的都搞了半个月了，希望用过这个控制器的同仁帮忙看一下吧！[/mw_shl_code] [mw_shl_code=c,true]我一直都是怀疑是不是时序的问题，可是我在网上查了好多资料，也修改过很多的时序，可就是不行，无法显示。[/mw_shl_code]

我的手机太垃圾，照相不清楚，反正有显示。