begriffs open source - cmsis-freertos/blob - Demo/ARM7_STR75x

1 /*

4

5 VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.

6

7 This file is part of the FreeRTOS distribution.

8

9 FreeRTOS is free software; you can redistribute it and/or modify it under

10 the terms of the GNU General Public License (version 2) as published by the

11 Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.

12

13 ***************************************************************************

14 >>! NOTE: The modification to the GPL is included to allow you to !<<

15 >>! distribute a combined work that includes FreeRTOS without being !<<

16 >>! obliged to provide the source code for proprietary components !<<

17 >>! outside of the FreeRTOS kernel. !<<

18 ***************************************************************************

19

20 FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY

21 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

22 FOR A PARTICULAR PURPOSE. Full license text is available on the following

23 link: http://www.freertos.org/a00114.html

24

25 ***************************************************************************

26 * *

27 * FreeRTOS provides completely free yet professionally developed, *

28 * robust, strictly quality controlled, supported, and cross *

29 * platform software that is more than just the market leader, it *

30 * is the industry's de facto standard. *

31 * *

32 * Help yourself get started quickly while simultaneously helping *

33 * to support the FreeRTOS project by purchasing a FreeRTOS *

34 * tutorial book, reference manual, or both: *

35 * http://www.FreeRTOS.org/Documentation *

36 * *

37 ***************************************************************************

38

39 http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading

40 the FAQ page "My application does not run, what could be wrong?". Have you

41 defined configASSERT()?

42

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46

47 http://www.FreeRTOS.org/training - Investing in training allows your team to

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50 Ltd, and the world's leading authority on the world's leading RTOS.

51

52 http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,

53 including FreeRTOS+Trace - an indispensable productivity tool, a DOS

54 compatible FAT file system, and our tiny thread aware UDP/IP stack.

55

56 http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.

57 Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.

58

59 http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High

60 Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS

61 licenses offer ticketed support, indemnification and commercial middleware.

62

63 http://www.SafeRTOS.com - High Integrity Systems also provide a safety

64 engineered and independently SIL3 certified version for use in safety and

65 mission critical applications that require provable dependability.

66

67 1 tab == 4 spaces!

68 */

69

70 /* Library includes. */

71 #include "75x_GPIO.h"

72 #include "75x_map.h"

73

74 /* Scheduler includes. */

75 #include "FreeRTOS.h"

76

77 /* Demo application includes. */

78 #include "partest.h"

79

80 /*-----------------------------------------------------------

81 * Simple parallel port IO routines for the LED's

82 *-----------------------------------------------------------*/

83

84 #define partstNUM_LEDS 4

85

86 typedef struct GPIOMAP

87 {

88 GPIO_TypeDef *pxPort;

89 unsigned long ulPin;

90 unsigned long ulValue;

91 } GPIO_MAP;

92

93 static GPIO_MAP xLEDMap[ partstNUM_LEDS ] =

94 {

95 { ( GPIO_TypeDef * )GPIO1_BASE, GPIO_Pin_1, 0UL },

96 { ( GPIO_TypeDef * )GPIO0_BASE, GPIO_Pin_16, 0UL },

97 { ( GPIO_TypeDef * )GPIO2_BASE, GPIO_Pin_18, 0UL },

98 { ( GPIO_TypeDef * )GPIO2_BASE, GPIO_Pin_19, 0UL }

99 };

100

101 /*-----------------------------------------------------------*/

102

103 void vParTestInitialise( void )

104 {

105 GPIO_InitTypeDef GPIO_InitStructure ;

106

107 /* Configure the bits used to flash LED's on port 1 as output. */

108

109 /* Configure LED3 */

110 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;

111 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_16;

112 GPIO_Init(GPIO0,&GPIO_InitStructure);

113

114 /* Configure LED2 */

115 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;

116 GPIO_Init(GPIO1, &GPIO_InitStructure);

117

118 /* Configure LED4 and LED5 */

119 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_18 | GPIO_Pin_19;

120 GPIO_Init(GPIO2, &GPIO_InitStructure);

121

122 vParTestSetLED( 0, 0 );

123 vParTestSetLED( 1, 0 );

124 vParTestSetLED( 2, 0 );

125 vParTestSetLED( 3, 0 );

126 }

127 /*-----------------------------------------------------------*/

128

129 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )

130 {

131 if( uxLED < partstNUM_LEDS )

132 {

133 portENTER_CRITICAL();

134 {

135 if( xValue )

136 {

137 GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_RESET );

138 xLEDMap[ uxLED ].ulValue = 0;

139 }

140 else

141 {

142 GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_SET );

143 xLEDMap[ uxLED ].ulValue = 1;

144 }

145 }

146 portEXIT_CRITICAL();

147 }

148 }

149 /*-----------------------------------------------------------*/

150

151 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )

152 {

153 if( uxLED < partstNUM_LEDS )

154 {

155 portENTER_CRITICAL();

156 {

157 if( xLEDMap[ uxLED ].ulValue == 1 )

158 {

159 GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_RESET );

160 xLEDMap[ uxLED ].ulValue = 0;

161 }

162 else

163 {

164 GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_SET );

165 xLEDMap[ uxLED ].ulValue = 1;

166 }

167 }

168 portEXIT_CRITICAL();

169 }

170 }