trh031m.c

RFID读卡器TRH031开发源码

/***********************************************************
* Company	:	3ALOGICS                                   *
* Writer	:	Suk-Byoung Chea                            *
* Version	:	0.1                                        *
*               2005. 04. 21                               *
*                                                          *
*                                                          *
*                                                          *
************************************************************/
#include "common.h"
#include "base.h"
////////////////////////////////////////////////////////////////////////////////
// TRH031M IC Initialization & Power Control

void TRH031M_INI(void)
{	
    P0_0 = 0;
	P0_0 = 1;
	Delay(10);
	P0_0 = 0;

    Write(0x00, 0x00);      // Dummuy Write
	Write(0x00, 0x00);      // Dummuy Write

		Instruction_Out(0x80);
		string_out("TRH031M ");
		Instruction_Out(0xC0);
		string_out("DEMO Board !!");
		TRH031M_STATE = TRH031MINI;

		delay_ms(700);
	
	return;

}


// RF Field On ==============================================================

void RFON(void)
{
	Write(0x11, 0x5B);    // TxControl Setting 5B -> On       
	return;        
}


// RF Field Off =============================================================

void RFOFF(void)
{
	Write(0x11, 0x58);    // TxControl Setting 58 -> Off        
	return;     	
}