2 FreeRTOS V7.0.1 - Copyright (C) 2011 Real Time Engineers Ltd.
\r
5 ***************************************************************************
\r
7 * FreeRTOS tutorial books are available in pdf and paperback. *
\r
8 * Complete, revised, and edited pdf reference manuals are also *
\r
11 * Purchasing FreeRTOS documentation will not only help you, by *
\r
12 * ensuring you get running as quickly as possible and with an *
\r
13 * in-depth knowledge of how to use FreeRTOS, it will also help *
\r
14 * the FreeRTOS project to continue with its mission of providing *
\r
15 * professional grade, cross platform, de facto standard solutions *
\r
16 * for microcontrollers - completely free of charge! *
\r
18 * >>> See http://www.FreeRTOS.org/Documentation for details. <<< *
\r
20 * Thank you for using FreeRTOS, and thank you for your support! *
\r
22 ***************************************************************************
\r
25 This file is part of the FreeRTOS distribution.
\r
27 FreeRTOS is free software; you can redistribute it and/or modify it under
\r
28 the terms of the GNU General Public License (version 2) as published by the
\r
29 Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
\r
30 >>>NOTE<<< The modification to the GPL is included to allow you to
\r
31 distribute a combined work that includes FreeRTOS without being obliged to
\r
32 provide the source code for proprietary components outside of the FreeRTOS
\r
33 kernel. FreeRTOS is distributed in the hope that it will be useful, but
\r
34 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
\r
35 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
\r
36 more details. You should have received a copy of the GNU General Public
\r
37 License and the FreeRTOS license exception along with FreeRTOS; if not it
\r
38 can be viewed here: http://www.freertos.org/a00114.html and also obtained
\r
39 by writing to Richard Barry, contact details for whom are available on the
\r
44 http://www.FreeRTOS.org - Documentation, latest information, license and
\r
47 http://www.SafeRTOS.com - A version that is certified for use in safety
\r
50 http://www.OpenRTOS.com - Commercial support, development, porting,
\r
51 licensing and training services.
\r
57 + Types used updated.
\r
58 + Add vParTestToggleLED();
\r
63 + Use scheduler suspends in place of critical sections.
\r
66 #include "FreeRTOS.h"
\r
67 #include "partest.h"
\r
70 #define partstALL_OUTPUTS_OFF ( ( unsigned char ) 0x00 )
\r
71 #define partstMAX_OUTPUT_LED ( ( unsigned char ) 7 )
\r
73 /*lint -e956 File scope parameters okay here. */
\r
74 static unsigned short usPortAddress = partstDEFAULT_PORT_ADDRESS;
\r
75 static volatile unsigned char ucCurrentOutputValue = partstALL_OUTPUTS_OFF;
\r
79 /*-----------------------------------------------------------
\r
80 * Simple parallel port IO routines
\r
81 *-----------------------------------------------------------*/
\r
83 void vParTestInitialise( void )
\r
85 ucCurrentOutputValue = partstALL_OUTPUTS_OFF;
\r
87 portOUTPUT_BYTE( usPortAddress, ( unsigned ) partstALL_OUTPUTS_OFF );
\r
89 /*-----------------------------------------------------------*/
\r
91 void vParTestSetLED( unsigned portBASE_TYPE uxLED, portBASE_TYPE xValue )
\r
93 unsigned char ucBit = ( unsigned char ) 1;
\r
95 if( uxLED <= partstMAX_OUTPUT_LED )
\r
102 if( xValue == pdTRUE )
\r
104 ucBit ^= ( unsigned char ) 0xff;
\r
105 ucCurrentOutputValue &= ucBit;
\r
109 ucCurrentOutputValue |= ucBit;
\r
112 portOUTPUT_BYTE( usPortAddress, ( unsigned ) ucCurrentOutputValue );
\r
116 /*-----------------------------------------------------------*/
\r
118 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
\r
120 unsigned char ucBit;
\r
122 if( uxLED <= partstMAX_OUTPUT_LED )
\r
124 ucBit = ( ( unsigned char ) 1 ) << uxLED;
\r
128 if( ucCurrentOutputValue & ucBit )
\r
130 ucCurrentOutputValue &= ~ucBit;
\r
134 ucCurrentOutputValue |= ucBit;
\r
137 portOUTPUT_BYTE( usPortAddress, ( unsigned ) ucCurrentOutputValue );
\r