Matthias
373a8c32b2
git-svn-id: file:///srv/dev-disk-by-uuid-17e88007-4d0c-45e0-8757-cacfcc458630/repositories/svn/Diplomarbeit@55 9fe90eed-be63-e94b-8204-d34ff4c2ff93
122 lines
3.2 KiB
C
122 lines
3.2 KiB
C
/* ---------------------------------------------------------------------------
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* dio.c - v0.1 (c) 2007 Micro-key bv
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* ---------------------------------------------------------------------------
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* Micro-key bv
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* Industrieweg 28, 9804 TG Noordhorn
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* Postbus 92, 9800 AB Zuidhorn
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* The Netherlands
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* Tel: +31 594 503020
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* Fax: +31 594 505825
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* Email: support@microkey.nl
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* Web: www.microkey.nl
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* ---------------------------------------------------------------------------
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* Description: Digital inputs/outputs interface.
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* ---------------------------------------------------------------------------
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* Version(s): 0.1, 28-11-2007, fvds.
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* Creation.
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* ---------------------------------------------------------------------------
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*/
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/* ---------------------------------------------------------------------------
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* System include files
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* ---------------------------------------------------------------------------
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*/
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#include <stdio.h>
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#include <stdlib.h>
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/* ---------------------------------------------------------------------------
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* Application include files
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* ---------------------------------------------------------------------------
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*/
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#include "LPC23xx.h"
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#include "types.h"
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#include "leds.h"
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/* ---------------------------------------------------------------------------
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* Local constant and macro definitions
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* ---------------------------------------------------------------------------
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*/
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#define LED0_MASK 0x00000010
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#define LED1_MASK 0x00000020
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#define LEDS_MASK (LED0_MASK | LED1_MASK)
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/* ---------------------------------------------------------------------------
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* Global variable definitions
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* ---------------------------------------------------------------------------
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*/
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/* ---------------------------------------------------------------------------
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* Local variable definitions
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* ---------------------------------------------------------------------------
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*/
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/* ---------------------------------------------------------------------------
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* Local function definitions
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* ---------------------------------------------------------------------------
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*/
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void ledInit()
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{
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SCS |= (1UL<<0);
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// set GPIOM in SCS for fast IO
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// Set pin 4 & 5 of port 4 as output
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FIO0DIR |= LEDS_MASK;
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// Turn LED's off
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FIO0CLR = LEDS_MASK;
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}
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void ledSet(t_led_ids ledId, BOOLEAN on)
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{
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UINT32 ledMask;
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ledMask = (ledId == LED0 ? LED0_MASK : LED1_MASK);
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if (on == TRUE)
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{
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FIO0SET = ledMask;
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}
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else
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{
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FIO0CLR = ledMask;
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}
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}
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BOOLEAN ledGet( t_led_ids ledId )
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{
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UINT32 ledMask;
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ledMask = (ledId == LED0 ? LED0_MASK : LED1_MASK);
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if (FIO0PIN & ledMask)
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{
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return TRUE;
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}
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else
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{
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return FALSE;
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}
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}
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void ledToggle(t_led_ids ledId)
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{
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UINT32 ledMask;
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ledMask = (ledId == LED0 ? LED0_MASK : LED1_MASK);
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if (FIO0PIN & ledMask)
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{
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FIO0CLR = ledMask;
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// Turn off led
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}
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else
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{
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FIO0SET = ledMask;
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// Turn on led
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}
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}
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