3 watchdog, gpio programming, Watchdog, gpio programming, Gpio sample code – Acrosser AR-B5890 User Manual

Page 16

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AR-B5890 User Manual

16

3

WATCHDOG, GPIO PROGRAMMING

GPIO Sample Code

//===========================================================================
// Turbo C++ Version 3.0 Copyright(c) 1990, 1992 by Borland International,Inc.
//===========================================================================
// Describe : GPIO30~GPIO37 Test utility for ITE8718F.
// Date : 02/09/2009
// Author : Willy
//===========================================================================

//===========================================================================
// Language include files
//===========================================================================
#include <conio.h>
#include <stdio.h>

//===========================================================================
// Normal procedure
//===========================================================================
void Show_Help();
void Show_Fail();
void Show_Pass();

//===========================================================================
// Main procedure
//===========================================================================
int main(int argc)
{
char *Model_Name="AR-B5890";
unsigned char

IO_PORT_BASE=0x2E; // DATA_PORT = IO_PORT_BASE + 1;

unsigned short int SIMPLE_IO_BASE;
unsigned char data;
int result=0;

if ( argc >1 )
{ Show_Help(); return 1; }

clrscr();
textcolor(WHITE);
gotoxy(1, 1); cprintf("<>==========================================================================<>");
gotoxy(1, 2); cprintf("|| ITE8712F GPIO Test Utility v1.0 Acrosser Technology Co., Ltd. ||");
gotoxy(1, 3); cprintf("<>==========================================================================<>");
gotoxy(1, 4); cprintf("<>==========================================================================<>");
gotoxy(1, 5); cprintf("|| Model Name : ||");
gotoxy(1, 6); cprintf("|| SIO IO Base : ||");
gotoxy(1, 7); cprintf("|| Simple I/O Base : ||");
gotoxy(1, 8); cprintf("<>==========================================================================<>");

// Enter ITE8712F Config
outportb(IO_PORT_BASE,0x87);
outportb(IO_PORT_BASE,0x01);
outportb(IO_PORT_BASE,0x55);
outportb(IO_PORT_BASE,0x55);

// Select Logic Device number 7
outportb(IO_PORT_BASE,0x07);

outportb(IO_PORT_BASE+1,0x07);

// Set Multi-function Pins to GPIO30~GPIO37
outportb(IO_PORT_BASE,0x27);

outportb(IO_PORT_BASE+1,0xFF);

// GPIO30~GPIO37 Used Simple I/O Finction
outportb(IO_PORT_BASE,0xC2);

outportb(IO_PORT_BASE+1,0xFF);

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