飞思卡尔 K60 ili9325驱动

assange

程序运行， 得到的DeviceCode为6783         求有经验的给点建议

[mw_shl_code=c,true]int main(void) { DelayInit(); LCD_Init(); while(1); }[/mw_shl_code]

[mw_shl_code=c,true]#include "ili9325.h" #include "gpio.h" uint16_t DeviceCode; //PTB0~8 DB0~8 **** PTA8~15 DB8~15 void DataToIO(uint16_t val) { uint16_t dat=0; dat = GPIO_ReadPort(HW_GPIOB); // DBL dat = (dat&0xFF00) | (val&0x00FF); GPIO_WritePort(HW_GPIOB, dat); dat = GPIO_ReadPort(HW_GPIOA); // DBH dat = (dat&0xFF00) | ((val>>8)&0x00FF); GPIO_WritePort(HW_GPIOA, dat); } void LCD_WR_DATA(uint16_t data) { LCD_RS_SET; LCD_CS_CLR; DataToIO(data); LCD_WR_CLR; LCD_WR_SET; LCD_CS_SET; } void LCD_WR_REG(uint16_t data) { LCD_RS_CLR; LCD_CS_CLR; DataToIO(data); LCD_WR_CLR; LCD_WR_SET; LCD_CS_SET; } void LCD_WriteReg(uint16_t LCD_Reg, uint16_t LCD_RegValue) { LCD_WR_REG(LCD_Reg); LCD_WR_DATA(LCD_RegValue); } uint16_t LCD_ReadReg(uint16_t LCD_Reg) { uint16_t t,i,datH,datL; LCD_WR_REG(LCD_Reg); for(i=0;i<7;i++) { GPIO_QuickInit(HW_GPIOB,i,kGPIO_Mode_IPU); } for(i=8;i<16;i++) { GPIO_QuickInit(HW_GPIOA,i,kGPIO_Mode_IPU); } PTA->DOR=0XFFFF; PTB->DOR=0XFFFF; LCD_RS_SET; LCD_CS_CLR; LCD_RD_CLR; DelayUs(5); datH = PTA->DIR; /**< Port Data Input Register, offset: 0x10 */ datL = PTB->DIR; /**< Port Data Input Register, offset: 0x10 */ LCD_CS_SET; for(i=0;i<7;i++) { GPIO_QuickInit(HW_GPIOB,i,kGPIO_Mode_OPP); } for(i=8;i<16;i++) { GPIO_QuickInit(HW_GPIOA,i,kGPIO_Mode_OPP); } DataToIO(0XFFFF); t = ((datH<<8)&0xFF00) | (datL&0x00FF); return t; } void LCD_Init(void) { uint8_t i; for(i=4;i<10;i++) { GPIO_QuickInit(HW_GPIOD,i,kGPIO_Mode_OPP); } LCD_CS_SET; LCD_RD_SET; LCD_WR_SET; DelayMs(50); // delay 50 ms LCD_WriteReg(0x0000,0x0001); DelayMs(50); // delay 50 ms LCD_RD_SET; LCD_WR_SET; DeviceCode = LCD_ReadReg(0x0000); DelayMs(20); LCD_LED_SET; }[/mw_shl_code]

[mw_shl_code=c,true]#ifndef __ili9325_H__ #define __ili9325_H__ #include "stdint.h" #include "gpio.h" #include "common.h" #define LCD_LED_SET PDout(9)=1 #define LCD_LED_CLR PDout(9)=0 #define LCD_CS_SET PDout(8)=1 #define LCD_RS_SET PDout(5)=1 #define LCD_WR_SET PDout(6)=1 #define LCD_RD_SET PDout(7)=1 #define LCD_RST_SET PDout(4)=1 #define LCD_CS_CLR PDout(8)=0 #define LCD_RS_CLR PDout(5)=0 #define LCD_WR_CLR PDout(6)=0 #define LCD_RD_CLR PDout(7)=0 #define LCD_RST_CLR PDout(4)=0 void DataToIO(uint16_t val); void LCD_Init(void); void LCD_WR_DATA(uint16_t data); void LCD_WR_REG(uint16_t data); void LCD_WriteReg(uint16_t LCD_Reg, uint16_t LCD_RegValue); uint16_t LCD_ReadReg(uint16_t LCD_Reg); #endif[/mw_shl_code]

正点原子

一个个测试IO先确认硬件是不是正常的.