kbd_4_4

Copyright (c) 2003

Library Usage

Package Description

Package Summary

Constants

Global Variables

Macros

Functions

kbd_init 
kbd_test_hit 

Files List

• kbd_4_4.c
  
This file contains the interface management for a 4x4 keyboard.
• kbd_4_4.h
  

Included Files

• config.h
  
• FILE_BOARD_H
  
• kbd_4_4.h
  
• modules\timer_soft\timer_soft.h
  

Constant Macros

Global Variables

Function Macros

Functions

kbd_init

void kbd_init (  )  

Keyboard controller initialization

* return:

kbd_test_hit

void kbd_test_hit ( void )  

This function scans the keyboard keys and update the scan_key word. if a key is pressed, the key_hit bit is set to TRUE.

* return: