From 49447b2738a874071a2a4bb61b3e0c2af6be989f Mon Sep 17 00:00:00 2001
From: guowenxue <guowenxue@gmail.com>
Date: Wed, 08 Oct 2025 19:31:43 +0800
Subject: [PATCH] WS2812B Led灯带程序
---
Core/Src/board/miscdev.h | 29 +++++++++++++++++++++++++++++
1 files changed, 29 insertions(+), 0 deletions(-)
diff --git a/Core/Src/board/miscdev.h b/Core/Src/board/miscdev.h
index d0887d2..82a45ca 100644
--- a/Core/Src/board/miscdev.h
+++ b/Core/Src/board/miscdev.h
@@ -13,6 +13,8 @@
#ifndef __MISCDEV_H
#define __MISCDEV_H
+#include <stdio.h>
+
/* 定义ON/OFF两个宏，这样在代码中使用比 1/0 更具有可读性 */
#define OFF 0
#define ON 1
@@ -82,4 +84,31 @@
/* Get $which led current status */
extern int status_led(int which);
+/*
+ *+----------------------------+
+ *| ADC noisy & lux sensor API |
+ *+----------------------------+
+ */
+
+enum
+{
+ ADCCHN_NOISY,
+ ADCCHN_LUX,
+ ADCCHN_MAX,
+};
+
+extern int adc_sample_lux_noisy(uint32_t *lux, uint32_t *noisy);
+
+/*
+ *+----------------------------+
+ *| Timer Buzzer/delay API |
+ *+----------------------------+
+ */
+
+/* Max to 60000 us */
+extern void udelay(uint16_t us);
+
+/* Turn buzzer on for $times */
+extern void beep_start(uint16_t times, uint16_t interval);
+
#endif /* __MISCDEV_H */
--
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