]> git.sur5r.net Git - freertos/blob - FreeRTOS/Demo/PIC24_MPLAB/ParTest/ParTest.c
Change version numbers in preparation for V7.6.0 release.
[freertos] / FreeRTOS / Demo / PIC24_MPLAB / ParTest / ParTest.c
1 /*\r
2     FreeRTOS V7.6.0 - Copyright (C) 2013 Real Time Engineers Ltd. \r
3     All rights reserved\r
4 \r
5     VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.\r
6 \r
7     ***************************************************************************\r
8      *                                                                       *\r
9      *    FreeRTOS provides completely free yet professionally developed,    *\r
10      *    robust, strictly quality controlled, supported, and cross          *\r
11      *    platform software that has become a de facto standard.             *\r
12      *                                                                       *\r
13      *    Help yourself get started quickly and support the FreeRTOS         *\r
14      *    project by purchasing a FreeRTOS tutorial book, reference          *\r
15      *    manual, or both from: http://www.FreeRTOS.org/Documentation        *\r
16      *                                                                       *\r
17      *    Thank you!                                                         *\r
18      *                                                                       *\r
19     ***************************************************************************\r
20 \r
21     This file is part of the FreeRTOS distribution.\r
22 \r
23     FreeRTOS is free software; you can redistribute it and/or modify it under\r
24     the terms of the GNU General Public License (version 2) as published by the\r
25     Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.\r
26 \r
27     >>! NOTE: The modification to the GPL is included to allow you to distribute\r
28     >>! a combined work that includes FreeRTOS without being obliged to provide\r
29     >>! the source code for proprietary components outside of the FreeRTOS\r
30     >>! kernel.\r
31 \r
32     FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY\r
33     WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS\r
34     FOR A PARTICULAR PURPOSE.  Full license text is available from the following\r
35     link: http://www.freertos.org/a00114.html\r
36 \r
37     1 tab == 4 spaces!\r
38 \r
39     ***************************************************************************\r
40      *                                                                       *\r
41      *    Having a problem?  Start by reading the FAQ "My application does   *\r
42      *    not run, what could be wrong?"                                     *\r
43      *                                                                       *\r
44      *    http://www.FreeRTOS.org/FAQHelp.html                               *\r
45      *                                                                       *\r
46     ***************************************************************************\r
47 \r
48     http://www.FreeRTOS.org - Documentation, books, training, latest versions,\r
49     license and Real Time Engineers Ltd. contact details.\r
50 \r
51     http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,\r
52     including FreeRTOS+Trace - an indispensable productivity tool, a DOS\r
53     compatible FAT file system, and our tiny thread aware UDP/IP stack.\r
54 \r
55     http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High\r
56     Integrity Systems to sell under the OpenRTOS brand.  Low cost OpenRTOS\r
57     licenses offer ticketed support, indemnification and middleware.\r
58 \r
59     http://www.SafeRTOS.com - High Integrity Systems also provide a safety\r
60     engineered and independently SIL3 certified version for use in safety and\r
61     mission critical applications that require provable dependability.\r
62 \r
63     1 tab == 4 spaces!\r
64 */\r
65 \r
66 /* Scheduler includes. */\r
67 #include "FreeRTOS.h"\r
68 \r
69 /* Demo app includes. */\r
70 #include "partest.h"\r
71 \r
72 #define ptOUTPUT        0\r
73 #define ptALL_OFF       0\r
74 \r
75 /*-----------------------------------------------------------\r
76  * Simple parallel port IO routines.\r
77  *-----------------------------------------------------------*/\r
78 \r
79 void vParTestInitialise( void )\r
80 {\r
81         /* The explorer 16 board has LED's on port A.  All bits are set as output\r
82         so PORTA is read-modified-written directly. */\r
83         TRISA = ptOUTPUT;\r
84         PORTA = ptALL_OFF;\r
85 }\r
86 /*-----------------------------------------------------------*/\r
87 \r
88 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )\r
89 {\r
90 unsigned portBASE_TYPE uxLEDBit;\r
91 \r
92         /* Which port A bit is being modified? */\r
93         uxLEDBit = 1 << uxLED;\r
94 \r
95         if( xValue )\r
96         {\r
97                 /* Turn the LED on. */\r
98                 portENTER_CRITICAL();\r
99                 {\r
100                         PORTA |= uxLEDBit;\r
101                 }\r
102                 portEXIT_CRITICAL();\r
103         }\r
104         else\r
105         {\r
106                 /* Turn the LED off. */\r
107                 portENTER_CRITICAL();\r
108                 {\r
109                         PORTA &= ~uxLEDBit;\r
110                 }\r
111                 portEXIT_CRITICAL();\r
112         }\r
113 }\r
114 /*-----------------------------------------------------------*/\r
115 \r
116 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )\r
117 {\r
118 unsigned portBASE_TYPE uxLEDBit;\r
119 \r
120         uxLEDBit = 1 << uxLED;\r
121         portENTER_CRITICAL();\r
122         {\r
123                 /* If the LED is already on - turn it off.  If the LED is already\r
124                 off, turn it on. */\r
125                 if( PORTA & uxLEDBit )\r
126                 {\r
127                         PORTA &= ~uxLEDBit;\r
128                 }\r
129                 else\r
130                 {\r
131                         PORTA |= uxLEDBit;\r
132                 }\r
133         }\r
134         portEXIT_CRITICAL();\r
135 }\r
136 \r