From c6a1e7c00cd2946cef7716b205026a907136778b Mon Sep 17 00:00:00 2001
From: guowenxue <guowenxue@gmail.com>
Date: Sun, 12 Jul 2026 18:41:28 +0800
Subject: [PATCH] Add ex1.servo-sg90
---
ex1.auto-light/Board/miscdev.c | 33 ++++++++++++++++++++++++++++++---
1 files changed, 30 insertions(+), 3 deletions(-)
diff --git a/ex1.auto-light/Board/miscdev.c b/ex1.auto-light/Board/miscdev.c
index b295827..986afbc 100644
--- a/ex1.auto-light/Board/miscdev.c
+++ b/ex1.auto-light/Board/miscdev.c
@@ -12,6 +12,33 @@
/*
*+----------------------+
+ *| STM32 GPIO API |
+ *+----------------------+
+ */
+
+void gpio_clk_enable(GPIO_TypeDef *port)
+{
+ if (port == GPIOA) __HAL_RCC_GPIOA_CLK_ENABLE();
+ else if (port == GPIOB) __HAL_RCC_GPIOB_CLK_ENABLE();
+ else if (port == GPIOC) __HAL_RCC_GPIOC_CLK_ENABLE();
+ else if (port == GPIOD) __HAL_RCC_GPIOD_CLK_ENABLE();
+#ifdef GPIOE
+ else if (port == GPIOE) __HAL_RCC_GPIOE_CLK_ENABLE();
+#endif
+#ifdef GPIOF
+ else if (port == GPIOF) __HAL_RCC_GPIOF_CLK_ENABLE();
+#endif
+#ifdef GPIOG
+ else if (port == GPIOG) __HAL_RCC_GPIOG_CLK_ENABLE();
+#endif
+#ifdef GPIOH
+ else if (port == GPIOH) __HAL_RCC_GPIOH_CLK_ENABLE();
+#endif
+}
+
+
+/*
+ *+----------------------+
*| GPIO Led/Relay API |
*+----------------------+
*/
@@ -79,7 +106,7 @@
if( which >= LedMax )
return ;
- level = status==OFF ? GPIO_PIN_SET : GPIO_PIN_RESET;
+ level = status==ON ? leds[which].active : !leds[which].active;
HAL_GPIO_WritePin(leds[which].group, leds[which].pin, level);
}
@@ -103,10 +130,10 @@
void blink_led(int which, uint32_t interval)
{
turn_led(which, ON);
- HAL_Delay(interval);
+ mdelay(interval);
turn_led(which, OFF);
- HAL_Delay(interval);
+ mdelay(interval);
}
/**
--
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