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Relay example from Darcy Gong

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5306 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2012-11-04 16:08:02 +00:00
parent 308516c028
commit d700a5844c
4 changed files with 51 additions and 8 deletions
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10
configs/shenzhou/include/board.h
View File

@ -49,6 +49,8 @@
#include "stm32_sdio.h"
#include "stm32_internal.h"
#include <nuttx/arch.h>
/************************************************************************************
* Pre-processor Definitions
************************************************************************************/
@ -174,6 +176,10 @@
#define BUTTON_TAMPER_BIT BUTTON_KEY3_BIT
#define BUTTON_WAKEUP_BIT BUTTON_KEY4_BIT
/* Relays */
#define NUM_RELAYS 2
/* Pin selections ******************************************************************/
/* Ethernet
*
@ -426,7 +432,9 @@ EXTERN void stm32_lcdclear(uint16_t color);
* Relay control functions
*
* Description:
* Non-standard fucntions for relay control from the Shenzhou board.
* Non-standard functions for relay control from the Shenzhou board.
*
* NOTE: These must match the prototypes in include/nuttx/arch.h
*
************************************************************************************/

4
configs/shenzhou/src/shenzhou-internal.h
View File

@ -393,9 +393,11 @@
/* Relays */
#define NUM_RELAYS 1
#define NUM_RELAYS 2
#define GPIO_RELAYS_R00 (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|\
GPIO_OUTPUT_SET|GPIO_PORTE|GPIO_PIN0)
#define GPIO_RELAYS_R01 (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|\
GPIO_OUTPUT_SET|GPIO_PORTE|GPIO_PIN1)
/****************************************************************************************************
* Public Types

17
configs/shenzhou/src/up_relays.c
View File

@ -42,11 +42,13 @@
#include <stdint.h>
#include <unistd.h>
#include <arch/board/board.h>
#include "shenzhou-internal.h"
#include <debug.h>
#include <nuttx/arch.h>
#include <arch/board/board.h>
#include "shenzhou-internal.h"
#ifdef CONFIG_ARCH_RELAYS
/****************************************************************************
@ -62,6 +64,7 @@
****************************************************************************/
static uint32_t g_relays_stat = 0;
static bool g_relays_init = false;
static const uint16_t g_relays[NUM_RELAYS] =
{
@ -173,6 +176,11 @@ void up_relaysinit(void)
{
int i;
if (g_relays_init)
{
return;
}
/* Configure the GPIO pins as inputs. NOTE that EXTI interrupts are
* configured for some pins but NOT used in this file
*/
@ -180,7 +188,10 @@ void up_relaysinit(void)
for (i = 0; i < NUM_RELAYS; i++)
{
stm32_configgpio(g_relays[i]);
stm32_gpiowrite(g_relays[i], false);
}
g_relays_init = true;
}
void relays_setstat(int relays,bool stat)

22
include/nuttx/arch.h
View File

@ -616,6 +616,28 @@ EXTERN uint8_t up_buttons(void);
EXTERN xcpt_t up_irqbutton(int id, xcpt_t irqhandler);
#endif
/************************************************************************************
* Relay control functions
*
* Description:
* Non-standard functions for relay control.
*
************************************************************************************/
#ifdef CONFIG_ARCH_RELAYS
EXTERN void up_relaysinit(void);
EXTERN void relays_setstat(int relays, bool stat);
EXTERN bool relays_getstat(int relays);
EXTERN void relays_setstats(uint32_t relays_stat);
EXTERN uint32_t relays_getstats(void);
EXTERN void relays_onoff(int relays, uint32_t mdelay);
EXTERN void relays_onoffs(uint32_t relays_stat, uint32_t mdelay);
EXTERN void relays_resetmode(int relays);
EXTERN void relays_powermode(int relays);
EXTERN void relays_resetmodes(uint32_t relays_stat);
EXTERN void relays_powermodes(uint32_t relays_stat);
#endif
/****************************************************************************
* Debug interfaces exported by the architecture-specific logic
****************************************************************************/