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Add APIs to support user access to the STM3240G-EVAL LEDs

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git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@4263 7fd9a85b-ad96-42d3-883c-3090e2eb8679
This commit is contained in:
patacongo
2012-01-05 16:58:18 +00:00
parent 550a7ef561
commit d880b5c4b5
6 changed files with 107 additions and 49 deletions
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nuttx/configs/stm3240g-eval/include/board.h
+38 -1
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@@ -212,7 +212,28 @@
#endif
/* LED definitions ******************************************************************/
/* The STM3240G-EVAL board has 4 LEDs that we will encode as: */
/* If CONFIG_ARCH_LEDS is not defined, then the user can control the LEDs in any
* way. The following definitions are used to access individual LEDs.
*/
/* LED index values for use with stm32_setled() */
#define BOARD_LED1 0
#define BOARD_LED2 1
#define BOARD_LED3 2
#define BOARD_LED4 3
#define BOARD_NLEDS 4
/* LED bits for use with stm32_setleds() */
#define BOARD_LED1_BIT (1 << BOARD_LED1)
#define BOARD_LED2_BIT (1 << BOARD_LED2)
#define BOARD_LED3_BIT (1 << BOARD_LED3)
#define BOARD_LED4_BIT (1 << BOARD_LED4)
/* If CONFIG_ARCH_LEDs is defined, then NuttX will control the 4 LEDs on board the
* STM3240G-EVAL. The following definitions describe how NuttX controls the LEDs:
*/
#define LED_STARTED 0 /* LED1 */
#define LED_HEAPALLOCATE 1 /* LED2 */
@@ -356,6 +377,22 @@ extern "C" {
EXTERN void stm32_boardinitialize(void);
/************************************************************************************
* Name: stm32_ledinit, stm32_setled, and stm32_setleds
*
* Description:
* If CONFIG_ARCH_LEDS is defined, then NuttX will control the on-board LEDs. If
* CONFIG_ARCH_LEDS is not defined, then the following interfacesare available to
* control the LEDs from user applications.
*
************************************************************************************/
#ifndef CONFIG_ARCH_LEDS
EXTERN void stm32_ledinit(void);
EXTERN void stm32_setled(int led, bool ledon);
EXTERN void stm32_setleds(uint8_t ledset);
#endif
/************************************************************************************
* Button support.
*