lcd.c

ARM机的TFT液晶显示例子程序

#include <string.h>
#include "2410addr.h"
#include "2410lib.h"
#include "def.h"
#include "lcdlib.h"

#include "lcd.h"


void Lcd_Port_Init(void);
void Lcd_Port_Return(void);

void __irq Lcd_Int_Fifo_640480(void);

unsigned save_rGPCUP,save_rGPCDAT,save_rGPCCON;
unsigned save_rGPDUP,save_rGPDDAT,save_rGPDCON; 
unsigned lcd_count;

void Lcd_Port_Init(void)
{
    save_rGPCCON=rGPCCON;
    save_rGPCDAT=rGPCDAT;
    save_rGPCUP=rGPCUP;
    save_rGPDCON=rGPDCON;
    save_rGPDDAT=rGPDDAT;
    save_rGPDUP=rGPDUP;
    rGPCUP=0xffffffff; // Disable Pull-up register
    rGPCCON=0xaaaaaaaa; //Initialize VD[7:0],LCDVF[2:0],VM,VFRAME,VLINE,VCLK,LEND 
    rGPDUP=0xffffffff; // Disable Pull-up register
    rGPDCON=0xaaaaaaaa; //Initialize VD[23:8]
  //  Uart_Printf("Initializing GPIO ports..........\n");
}

void Lcd_Port_Return(void)
{
    rGPCCON=save_rGPCCON;
    rGPCDAT=save_rGPCDAT;
    rGPCUP=save_rGPCUP;
    rGPDCON=save_rGPDCON;
    rGPDDAT=save_rGPDDAT;
    rGPDUP=save_rGPDUP;
}








void Test_Lcd_Tft_16Bit_640480(void)
{
  
    Lcd_Port_Init();
    Lcd_Init(MODE_TFT_16BIT_640480);
  
    Lcd_PowerEnable(0, 1);
    Lcd_EnvidOnOff(1);
   
  
}