ir.h

以ST公司CPU为核心的彩色电视机的完整源程序。

/*********************** SGS-THOMSON MICROELECTRONICS ************************
FILENAME     : IR.H
VERSION      : V1.0
DATE         : JAN 1999
AUTHOR(s)    : ASHISH RUDOLA/ DEEPAK DOSHI
PROCESSOR    : ST92195
DESCRIPTION  : This module contains constant definitions and function
               prototypes.
MODIFICATIONS:
   -
*****************************************************************************/
#ifndef _irhead_
#define _irhead_

void init_IR(void);
unsigned char get_IR(void);

#define NO_IR_COMMAND 		0x2E

//#define TIMER_MODULO 		US_PER_INTERRUPT/US_PER_EVENT
#define IR_TIMEOUT 			300/MS_PER_INTERRUPT

#define IR_1_MAX           107     /* center is 95 */
#define IR_1_MIN           83      
#define IR_0_MAX           74     /* center is 62.5 */
#define IR_0_MIN           50     

#define IR_PREAMBLE        0x04c0	 /*system sub-address for m3004lab*/

#define IR_TX_LENGTH       200/MS_PER_INTERRUPT
#define INVALID_COUNTER    0xFF
#endif