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Update FreeRTOS version number to V7.5.3
[freertos] / FreeRTOS / Demo / CORTEX_STM32F103_Primer_GCC / ParTest / ParTest.c
1 /*\r
2     FreeRTOS V7.5.3 - 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 /*-----------------------------------------------------------\r
67  * Simple parallel port IO routines.\r
68  *-----------------------------------------------------------*/\r
69 \r
70 /* FreeRTOS.org includes. */\r
71 #include "FreeRTOS.h"\r
72 #include "task.h"\r
73 #include "partest.h"\r
74 \r
75 #define partstMAX_OUTPUT_LED    ( 2 )\r
76 #define partstFIRST_LED                 GPIO_Pin_8\r
77 \r
78 static unsigned portSHORT usOutputValue = 0;\r
79 \r
80 /*-----------------------------------------------------------*/\r
81 \r
82 void vParTestInitialise( void )\r
83 {\r
84 GPIO_InitTypeDef GPIO_InitStructure;\r
85 \r
86         /* Enable LED GPIO clock. */\r
87         RCC_APB2PeriphClockCmd( RCC_APB2Periph_GPIOB, ENABLE );\r
88 \r
89         /* Configure LED pins as output push-pull. */\r
90         GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8 | GPIO_Pin_9 ;\r
91         GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;\r
92         GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;\r
93 \r
94         GPIO_Init( GPIOB, &GPIO_InitStructure );\r
95 }\r
96 /*-----------------------------------------------------------*/\r
97 \r
98 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )\r
99 {\r
100 unsigned portSHORT usBit;\r
101 \r
102         vTaskSuspendAll();\r
103         {\r
104                 if( uxLED < partstMAX_OUTPUT_LED )\r
105                 {\r
106                         usBit = partstFIRST_LED << uxLED;\r
107 \r
108                         if( xValue == pdFALSE )\r
109                         {\r
110                                 usBit ^= ( unsigned portSHORT ) 0xffff;\r
111                                 usOutputValue &= usBit;\r
112                         }\r
113                         else\r
114                         {\r
115                                 usOutputValue |= usBit;\r
116                         }\r
117 \r
118                         GPIO_Write( GPIOB, usOutputValue );\r
119                 }       \r
120         }\r
121         xTaskResumeAll();\r
122 }\r
123 /*-----------------------------------------------------------*/\r
124 \r
125 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )\r
126 {\r
127 unsigned portSHORT usBit;\r
128 \r
129         vTaskSuspendAll();\r
130         {\r
131                 if( uxLED < partstMAX_OUTPUT_LED )\r
132                 {\r
133                         usBit = partstFIRST_LED << uxLED;\r
134 \r
135                         if( usOutputValue & usBit )\r
136                         {\r
137                                 usOutputValue &= ~usBit;\r
138                         }\r
139                         else\r
140                         {\r
141                                 usOutputValue |= usBit;\r
142                         }\r
143 \r
144                         GPIO_Write( GPIOB, usOutputValue );\r
145                 }\r
146         }\r
147         xTaskResumeAll();\r
148 }\r
149 /*-----------------------------------------------------------*/\r
150 \r