Subversion Repositories mips789

/*

`define       UART_DATA_ADDR        'H80_00_00_28

`define       CMD_ADDR        'H80_00_00_14

`define       STATUS_ADDR        'H80_00_00_18

`define       SEG7LED_ADDR        'H80_00_00_1C

`define       SIM_DIS_ADDR        'H80_00_00_20

`define       LCD_DATA_ADDR        'H80_00_00_24

`define       TMR_IRQ_ADDR        'H80_00_00_28

`define       TMR_DATA_ADDR        'H80_00_00_34

`define       KEY1_IRQ_ADDR        'H80_00_00_2C

`define       KEY2_IRQ_ADDR        'H80_00_00_30

*/

#define FRQ 50*1000*1000

#define LCDDATA                    *(volatile unsigned char*)0X80000024 

#define SEG7LED                    *(volatile unsigned char*)0X8000001C                  

#define UART0_DATA         *(volatile unsigned char*)0x80000028

#define CMD                *(volatile unsigned int* )0x80000014

#define STATUS             *(volatile unsigned int* )0x80000018 

#define TMR_DATA           *(volatile unsigned int* )0x80000034 

#define set_bit(a,b)            a=a|(1<<b)

#define clr_bit(a,b)            a=a&(~(1<<b))

#define  LINE1     0

#define  LINE2     1

#define  LINE1_HEAD    0x80

#define  LINE2_HEAD    0xC0

#define  DATA_MODE    0x38

#define  OPEN_SCREEN    0x0C

#define  DISPLAY_ADDRESS   0x80

#define  CLEARSCREEN    LCD_en_command(0x01)

#define  LCD_DLY_US 100*10

#define  LCD_INIT_US 50*1000*10

#define  HIGH    1

#define  LOW     0

#define  TRUE    1

#define  ZERO    0      

void LCD_write_string(unsigned char X,unsigned char Y,unsigned char *s);

void LCD_write_char( unsigned x,unsigned char y,unsigned char dat);

void LCD_set_xy( unsigned char x, unsigned char y );

void LCD_en_dat(unsigned char dat);

void LCD_en_command(unsigned char command);

void LCD_delay(void);

void dly_us(unsigned int us );

void LCD_init(void);

void led1_on();

void led1_off();

void led2_on();

void led2_off();

void uart0_putstr(char *str);

unsigned char uart0_getc(void);

unsigned char  enqire_rxd(void);

void uart0_putc(unsigned char data);

void dis_byte(unsigned char data);

void download();

unsigned char get_key1();

unsigned char get_key2();

#define getkey1 get_key1

#define getkey2 get_key2

void tmr_en(unsigned int cntr);

void tmr_disen(void);

void tmr_clr(void);