peripherals_control.h

来自「51单片机读写nor flash 读出flash 的ID」· C头文件 代码 · 共 36 行

//static unsigned char data command;
//unsigned char bdata colorj;
extern unsigned char	csflag; //912

sbit P_STB	=P3^2;
sbit LED3	=P3^3;   //MCU_I/O_0;  //0:LED lamp on  1:LED lamp off
sbit LED4	=P1^5;   //MCU_I/O_4;  //0:LED lamp on  1:LED lamp off
sbit DISPLAY_RL=P3^4;    //MCU_I/O_1;  //L:Normal,H:left/right reverse mode
sbit DISPLAY_UD=P3^5;    //MCU_I/O_2;  //H:Normal,H:up/down reverse mode
 
sbit MCU_HIGH_ADDR_WR=P1^0;  // positive plus 
sbit MCU_ALL_CS		=P1^1;        // 0: all chip select is"1" 1: chip select by 74hc138
sbit MCU_CSS_WR	=P1^2;        // positive plus 
sbit S_DTR	=P1^3; 
sbit BUSY	=P1^4; 
//sbit xxx=P1^4;
sbit LAMP_CLOSE	=P1^6;        // 0:invert off  1:invert on
sbit FLASH_BUSY	=P1^7;        // reserve

//sbit MCU_KEY0=P4^0;
//sbit MCU_KEY1=P4^1;
//sbit MCU_KEY2=P4^2;
//sbit MCU_KEY3=P4^3;


void CS_ALL_OFF();
void CS_ALL_OPEN();
void CS_SRAM_OPEN();
void CS_FLASH040_OPEN();
void CS_FLASH088_OPEN();
void CS_DISPLAY_OPEN();
void CS_PCOM_OPEN();
void SELECT_PAGE(unsigned char page_number);
void LAMP_ON( );
void LAMP_OFF( );