mcu.h

display port接受芯片ANX9813的驱动代码。MCU使用LPC936FDH,内部包含AN9813寄存器设置

//  *******************************************

//  *******************************************


#include <reg932.h>
#include <intrins.h>
#include <absacc.h>

#ifndef _MCU_H
#define _MCU_H

//----------------------------------------
typedef unsigned char uchar;
extern bit sendRQ;
void SendToPC(uchar dat);
void SendToPCSomeByte(uchar *dat,uchar j,uchar n);
///----------------------------------------------------------------

#define BP_DIR  P0_7     //llll, 485 direction control: 1, output 
//#define S2_2 P0_6          //lllll, ????????    
#define  LED      P2_5      //lllll

#define Disable_interrupt      1

// TO-DO: Change to some port, such as P0_3

#define HDMIRX_int ~P3_3

#ifdef KEIL_C51
#define program_done XBYTE[0xffff]
#define stdout_port  XBYTE[0xfffe]
#define init_done XBYTE[0xfff0]
#endif

#ifdef SDCC
extern xdata at 0xffff char program_done;
extern xdata at 0xfffe char stdout_port;
extern xdata at 0xfff0 char init_done;
#endif

#define PUTCHAR_TYPE	char

PUTCHAR_TYPE putchar(char c);
void print_char1(unsigned char c);
void print_char(unsigned char c);
void print_byte(char *s, unsigned char b);

extern bit reset_pin_mcu,EX_EN;
extern bit hpd_det_pin_mcu;
extern bit enable_debug_output;
extern char test;

void debug_puts(char *s);
void debug_printf(char *s, ...);
void delay_half_ms(void);
void DP_RX_HW_Reset(void);
// HPD control 
void DP_RX_HPD(unsigned char high_low);


void InitMCU ();

#define B_puts(s)   debug_puts(s)

//#define debug_printf(s)   (s)

sbit P0_0 = 0x80;
sbit P0_1 = 0x81;
sbit P0_2 = 0x82;
sbit P0_3 = 0x83;
sbit P0_4 = 0x84;
sbit P0_5 = 0x85;
sbit P0_6 = 0x86;
sbit P0_7 = 0x87;

sbit P1_0 = 0x90;
sbit P1_1 = 0x91;
sbit P1_2 = 0x92;
sbit P1_3 = 0x93;
sbit P1_4 = 0x94;
sbit P1_5 = 0x95;
sbit P1_6 = 0x96;
sbit P1_7 = 0x97;

sbit P2_0 = 0xa0;
sbit P2_1 = 0xa1;
sbit P2_2 = 0xa2;
sbit P2_3 = 0xa3;
sbit P2_4 = 0xa4;
sbit P2_5 = 0xa5;
sbit P2_6 = 0xa6;
sbit P2_7 = 0xa7;

sbit P3_0 = 0xb0;
sbit P3_1 = 0xb1;
sbit P3_2 = 0xb2;
sbit P3_3 = 0xb3;
sbit P3_4 = 0xb4;
sbit P3_5 = 0xb5;
sbit P3_6 = 0xb6;
sbit P3_7 = 0xb7;

sbit ACC_0 = 0xe0;
sbit ACC_1 = 0xe1;
sbit ACC_2 = 0xe2;
sbit ACC_3 = 0xe3;
sbit ACC_4 = 0xe4;
sbit ACC_5 = 0xe5;
sbit ACC_6 = 0xe6;
sbit ACC_7 = 0xe7;

#define _NOP_	_nop_()



#endif