lcd_write_cmd.c

TFT芯片9320芯片驱动 #include "system.h" #include "altera_avalon_pio_regs.h" #include "alt_types.h" #in

#include "system.h"
#include "altera_avalon_pio_regs.h"
#include "alt_types.h"

//RGB(31):RS
//RGB(30):CS
//RGB(29):WR
//RGB(28):RD
//RGB(27):RESET


    int LCD_WRITE_CMD(alt_u16 cmd)
        {
        IOWR_ALTERA_AVALON_PIO_DATA(RGB_BASE,0x7fffffff&(cmd|0xffff0000) );//RS=0;CS=1;WR=1;RD=1;RESET=1;
        IOWR_ALTERA_AVALON_PIO_DATA(RGB_BASE,0x3fffffff&(cmd|0xffff0000) );//RS=0;CS=0;WR=1;RD=1;RESET=1;
        IOWR_ALTERA_AVALON_PIO_DATA(RGB_BASE,0x1fffffff&(cmd|0xffff0000) );//RS=0;CS=0;WR=0;RD=1;RESET=1;
        IOWR_ALTERA_AVALON_PIO_DATA(RGB_BASE,0x3fffffff&(cmd|0xffff0000) );//RS=0;CS=0;WR=1;RD=1;RESET=1;
        IOWR_ALTERA_AVALON_PIO_DATA(RGB_BASE,0x7fffffff&(cmd|0xffff0000) );//RS=0;CS=1;WR=1;RD=1;RESET=1;
        }