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1 /*\r
2         FreeRTOS.org V4.8.0 - Copyright (C) 2003-2008 Richard Barry.\r
3 \r
4         This file is part of the FreeRTOS.org distribution.\r
5 \r
6         FreeRTOS.org is free software; you can redistribute it and/or modify\r
7         it under the terms of the GNU General Public License as published by\r
8         the Free Software Foundation; either version 2 of the License, or\r
9         (at your option) any later version.\r
10 \r
11         FreeRTOS.org is distributed in the hope that it will be useful,\r
12         but WITHOUT ANY WARRANTY; without even the implied warranty of\r
13         MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
14         GNU General Public License for more details.\r
15 \r
16         You should have received a copy of the GNU General Public License\r
17         along with FreeRTOS.org; if not, write to the Free Software\r
18         Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA\r
19 \r
20         A special exception to the GPL can be applied should you wish to distribute\r
21         a combined work that includes FreeRTOS.org, without being obliged to provide\r
22         the source code for any proprietary components.  See the licensing section\r
23         of http://www.FreeRTOS.org for full details of how and when the exception\r
24         can be applied.\r
25 \r
26         ***************************************************************************\r
27         ***************************************************************************\r
28         *                                                                                                                                                 *\r
29         * SAVE TIME AND MONEY!  Why not get us to quote to get FreeRTOS.org               *\r
30         * running on your hardware - or even write all or part of your application*\r
31         * for you?  See http://www.OpenRTOS.com for details.                                      *\r
32         *                                                                                                                                                 *\r
33         ***************************************************************************\r
34         ***************************************************************************\r
35 \r
36         Please ensure to read the configuration and relevant port sections of the\r
37         online documentation.\r
38 \r
39         http://www.FreeRTOS.org - Documentation, latest information, license and \r
40         contact details.\r
41 \r
42         http://www.SafeRTOS.com - A version that is certified for use in safety \r
43         critical systems.\r
44 \r
45         http://www.OpenRTOS.com - Commercial support, development, porting, \r
46         licensing and training services.\r
47 */\r
48 \r
49 /*-----------------------------------------------------------\r
50  * Simple parallel port IO routines.\r
51  *-----------------------------------------------------------*/\r
52 \r
53 /* FreeRTOS.org includes. */\r
54 #include "FreeRTOS.h"\r
55 #include "task.h"\r
56 #include "partest.h"\r
57 \r
58 /* Library includes. */\r
59 #include "stm32f10x_lib.h"\r
60 \r
61 #define partstMAX_OUTPUT_LED    ( 4 )\r
62 #define partstFIRST_LED                 GPIO_Pin_6\r
63 \r
64 static unsigned portSHORT usOutputValue = 0;\r
65 \r
66 /*-----------------------------------------------------------*/\r
67 \r
68 void vParTestInitialise( void )\r
69 {\r
70 GPIO_InitTypeDef GPIO_InitStructure;\r
71 \r
72         /* Configure PC.06, PC.07, PC.08 and PC.09 as output push-pull */\r
73         GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_6 | GPIO_Pin_7 | GPIO_Pin_8 | GPIO_Pin_9;\r
74         GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;\r
75         GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;\r
76         GPIO_Init( GPIOC, &GPIO_InitStructure );\r
77 }\r
78 /*-----------------------------------------------------------*/\r
79 \r
80 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )\r
81 {\r
82 unsigned portSHORT usBit;\r
83 \r
84         vTaskSuspendAll();\r
85         {\r
86                 if( uxLED < partstMAX_OUTPUT_LED )\r
87                 {\r
88                         usBit = partstFIRST_LED << uxLED;\r
89 \r
90                         if( xValue == pdFALSE )\r
91                         {\r
92                                 usBit ^= ( unsigned portSHORT ) 0xffff;\r
93                                 usOutputValue &= usBit;\r
94                         }\r
95                         else\r
96                         {\r
97                                 usOutputValue |= usBit;\r
98                         }\r
99 \r
100                         GPIO_Write( GPIOC, usOutputValue );\r
101                 }       \r
102         }\r
103         xTaskResumeAll();\r
104 }\r
105 /*-----------------------------------------------------------*/\r
106 \r
107 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )\r
108 {\r
109 unsigned portSHORT usBit;\r
110 \r
111         vTaskSuspendAll();\r
112         {\r
113                 if( uxLED < partstMAX_OUTPUT_LED )\r
114                 {\r
115                         usBit = partstFIRST_LED << uxLED;\r
116 \r
117                         if( usOutputValue & usBit )\r
118                         {\r
119                                 usOutputValue &= ~usBit;\r
120                         }\r
121                         else\r
122                         {\r
123                                 usOutputValue |= usBit;\r
124                         }\r
125 \r
126                         GPIO_Write( GPIOC, usOutputValue );\r
127                 }\r
128         }\r
129         xTaskResumeAll();\r
130 }\r
131 /*-----------------------------------------------------------*/\r
132 \r