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boards/nucleo-h743zi2: add pulse count example

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add pulse count example for nucleo-h743zi2

Signed-off-by: raiden00pl <raiden00@railab.me>
This commit is contained in:
raiden00pl
2026-05-20 13:02:02 +02:00
committed by Alin Jerpelea
parent 207bddc40f
commit 4f929d63f3
3 changed files with 32 additions and 0 deletions
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boards/arm/stm32h7/nucleo-h743zi2/configs/jumbo/defconfig
+3
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@@ -38,6 +38,7 @@ CONFIG_EXAMPLES_BUTTONS_NAME0="B1"
CONFIG_EXAMPLES_BUTTONS_NAMES=y
CONFIG_EXAMPLES_BUTTONS_QTD=1
CONFIG_EXAMPLES_HIDKBD=y
CONFIG_EXAMPLES_PULSECOUNT=y
CONFIG_EXAMPLES_TOUCHSCREEN=y
CONFIG_EXAMPLES_TOUCHSCREEN_DEVPATH="/dev/mouse0"
CONFIG_EXAMPLES_TOUCHSCREEN_MOUSE=y
@@ -113,6 +114,8 @@ CONFIG_STM32H7_PHYSR_10FD=0x0014
CONFIG_STM32H7_PHYSR_10HD=0x0004
CONFIG_STM32H7_PHYSR_ALTCONFIG=y
CONFIG_STM32H7_PHYSR_ALTMODE=0x001c
CONFIG_STM32H7_TIM8=y
CONFIG_STM32H7_TIM8_PULSECOUNT=y
CONFIG_STM32H7_USART3=y
CONFIG_SYSLOG_INTBUFFER=y
CONFIG_SYSLOG_PRIORITY=y
boards/arm/stm32h7/nucleo-h743zi2/include/board.h
+4
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@@ -410,6 +410,10 @@
#define GPIO_TIM4_CH1IN (GPIO_TIM4_CH1IN_2|GPIO_SPEED_50MHz) /* PD12 */
#define GPIO_TIM4_CH2IN (GPIO_TIM4_CH2IN_2|GPIO_SPEED_50MHz) /* PD13 */
/* TIM8 */
#define GPIO_TIM8_CH1OUT (GPIO_TIM8_CH1OUT_1|GPIO_SPEED_50MHz) /* PC6 */
/* FDCAN1 */
#define GPIO_CAN1_RX (GPIO_CAN1_RX_3|GPIO_SPEED_50MHz) /* PD0 */
boards/arm/stm32h7/nucleo-h743zi2/src/stm32_bringup.c
+25
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@@ -43,6 +43,10 @@
#include "stm32_fdcan_sock.h"
#endif
#ifdef CONFIG_PULSECOUNT
#include "stm32_pulsecount.h"
#endif
#ifdef CONFIG_SYSTEMTICK_HOOK
#include <semaphore.h>
#endif
@@ -74,6 +78,9 @@
int stm32_bringup(void)
{
#ifdef CONFIG_PULSECOUNT
struct pulsecount_lowerhalf_s *pulsecount;
#endif
int ret;
#ifdef CONFIG_RAMMTD
uint8_t *ramstart;
@@ -204,6 +211,24 @@ int stm32_bringup(void)
}
#endif /* CONFIG_ADC */
#ifdef CONFIG_PULSECOUNT
/* Initialize and register the pulse count driver. */
pulsecount = stm32_pulsecountinitialize(8);
if (pulsecount == NULL)
{
syslog(LOG_ERR, "ERROR: stm32_pulsecountinitialize failed\n");
return -ENODEV;
}
ret = pulsecount_register("/dev/pulsecount0", pulsecount);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: pulsecount_register failed: %d\n", ret);
return ret;
}
#endif
#ifdef CONFIG_DEV_GPIO
/* Register the GPIO driver */