keyboard.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     : KEYBOARD.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 _keyboardhead_
#define _keyboardhead_
void init_keyboard(void);
unsigned char A_D_wait(void);
unsigned char get_keyboard(void);

#define NO_KEYBOARD_COMMAND 0x2E
#define SCANNING_RATE 50/MS_PER_INTERRUPT

#endif