www.pudn.com > ARM9_PROGRAM.rar > lcd.c

#include  
#include "addr.h" 
#include "lib.h" 
#include "def.h" 
#include "lcdlib.h" 
#include "glib.h" 
#include "lcd.h" 
#include "DEMO256.h" 
   
 
 
void Lcd_Port_Init(void); 
void Lcd_Port_Return(void); 
 
void __irq Lcd_Int_Frame(void); 
void __irq Lcd_Int_Fifo(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 __irq Lcd_Int_Frame(void) 
{ 
    rLCDINTMSK|=3; // Mask LCD SUB Interrupt 
 
    // GPG4 is ....  
    rGPGDAT&=(~(1<<4)); // GPG4=Low 
    Delay(50); // GPG4=Low 
    rGPGDAT|=(1<<4); //GPG4=High 
 
    rLCDSRCPND=2; // Clear LCD SUB Interrupt source pending 
    rLCDINTPND=2; // Clear LCD SUB Interrupt pending 
    rLCDINTMSK&=(~(2)); // Unmask LCD FRAME Interrupt 
    ClearPending(BIT_LCD); 
} 
 
 
//240320 
void __irq Lcd_Int_Fifo(void) 
{ 
    rLCDINTMSK|=3; // Mask LCD SUB Interrupt 
 
    if((lcd_count%20)==0) Uart_Printf("\n"); 
    Uart_Printf("."); 
    lcd_count++; 
 
    rLCDSRCPND=1; // Clear LCD SUB Interrupt source pending 
    rLCDINTPND=1; // Clear LCD SUB Interrupt pending 
    rLCDINTMSK&=(~(1)); // Unmask LCD FRAME Interrupt 
    ClearPending(BIT_LCD); 
} 
 
 
//640480 
void __irq Lcd_Int_Fifo_640480(void) 
{ 
    int i; 
    rLCDINTMSK|=3; // Mask LCD SUB Interrupt 
 
    // GPG4 is ....  
    rGPGDAT&=(~(1<<4)); // GPG4=Low 
    for(i=0;i<1;i++); // GPG4=Low 
    rGPGDAT|=(1<<4); //GPG4=High 
 
    rLCDSRCPND=1; // Clear LCD SUB Interrupt source pending 
    rLCDINTPND=1; // Clear LCD SUB Interrupt pending 
    rLCDINTMSK&=(~(1)); // Unmask LCD FRAME Interrupt 
    ClearPending(BIT_LCD); 
} 
void Test_Lcd_Tft_16Bit_800480(void) 
{ 
    int i,j,k; 
    U32 *palette; 
   //unsigned char palette; 
 //   Lcd_Port_Init(); 
   // Lcd_Init(MODE_TFT_16BIT_800480); 
   // Glib_Init(MODE_TFT_16BIT_800480); 
  //  Lcd_PowerEnable(0, 1); 
  //  Lcd_EnvidOnOff(1); 
     
     
    rLCDCON5|=(1<<11); // 5:6:5 Palette Setting 
    palette=(U32 *)PALETTE; 
    for(i=0;i<256;i++) 
	*palette++=DEMO256pal[i]; 
  
     
 
} 
void Test_Lcd_Tft_8Bit_800600(void) 
{ 
    
}