STM32项目分享：STM32智能语音台灯

机智云 2025-03-15 2389

描述

项目成品图片：

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项目简介

1.功能详解

STM32智能语音台灯

功能如下：

1. STM32F103C8T6单片机系统板作为主控单元

2. 按键切换模式，支持智能/按键/远程/语音四种模式

3. 光敏电阻采集光照强度，超声波传感器采集坐姿距离，所有参数显示在OLED上

4. 智能模式：自动识别有人开灯，并根据环境光强度控制灯的亮度

5. 按键模式：按键手动调节灯亮度(三档)，可以按键控制计时

6. 远程模式：通过手机蓝牙APP远程控制台灯开关与计时操作

7. 语音模式：通过语音识别控制台灯调光与计时功能

8. 坐姿报警：超声波距离报警，距离小于10cm提醒坐姿

2.材料清单

STM32F103C8T6单片机

OLED 屏幕

光敏电阻传感器

光电红外传感器

超声波传感器

SNR016语音识别模块

HC-SR04超声波模块

大功率LED模块

有源蜂鸣器

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原理图设计

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PCB硬件设计

PCB图

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程序设计

#include "led.h"#include "delay.h"#include "key.h"#include "sys.h"#include "oled.h"#include "usart.h"#include "exti.h"#include "timer.h"#include "HC_SR04.h"#include "kalman.h"#include "lsens.h"#include "adc.h"#include "hongwai.h"#include "BEEP.h"#include "usart2.h"#include "usart3.h"
extern u8 Res1, Res3;extern int timer1;u16 sonic_dis = 0;int main(void){ int key = 0, flag1 = 0, flag2 = 0, flag3 = 0, flag4 = 0, guangmi = 0, flag5 = 0; delay_init(); NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2); uart_init(115200); usart3_Init(9600); LED_Init(); BEEP_Init(); OLED_Init(); KEY_Init(); Lsens_Init(); hongwai(); //人体

TIM3_Int_Init(9, 71); //10us EXTIX_Init(); hc_sr04_init(); //HC_SR04初始化

TIM4_Int_Init(9999, 7199); //计时 TIM2_PWM_Init(899, 0); //调节亮度

TIM_SetCompare2(TIM2, 899);
BEEP = 0; OLED_ShowCHinese(35, 0, 0); OLED_ShowCHinese(50, 0, 1); OLED_ShowCHinese(65, 0, 2); OLED_ShowCHinese(80, 0, 3); //标题
OLED_ShowCHinese(0, 2, 6); OLED_ShowCHinese(15, 2, 7); OLED_ShowString(30, 2, ":", 16); //模式

OLED_ShowCHinese(0, 4, 16); OLED_ShowCHinese(15, 4, 17); OLED_ShowString(30, 4, ":", 16); //状态

OLED_ShowCHinese(70, 4, 22); //无人 OLED_ShowCHinese(85, 4, 23); OLED_ShowString(100, 4, ":", 16);//状态
OLED_ShowCHinese(0, 6, 24); //时间 OLED_ShowCHinese(15, 6, 25); OLED_ShowString(30, 6, ":", 16); OLED_ShowString(65, 6, "s", 16);
while (1) { usart2_init(9600); //蓝牙通信
sonic_Trig(); //超声波 sonic_dis = sonic_distance / 10; OLED_ShowNum(75, 6, sonic_distance / 10, 4, 16); OLED_ShowString(110, 6, "cm", 16);
if (sonic_distance / 10 > 10) { BEEP = 0; } else if (sonic_distance / 10 <= 10) { BEEP = 1; }
guangmi = Lsens_Get_Val(); //亮度 OLED_ShowNum(110, 4, guangmi, 2, 16);
key = KEY_Scan(0); if (key == 1) { flag1 += 1; if (flag1 > 3) flag1 = 0; } if (flag1 == 0) //智能模式 { OLED_ShowCHinese(45, 2, 4); OLED_ShowCHinese(60, 2, 5); OLED_ShowCHinese(75, 2, 6); OLED_ShowCHinese(90, 2, 7); if (renti == 0) { OLED_ShowCHinese(40, 4, 18);//有人 OLED_ShowCHinese(55, 4, 19); flag2 = 1; } else if (renti == 1)
{ OLED_ShowCHinese(40, 4, 20);//无人 OLED_ShowCHinese(55, 4, 21); flag2 = 0; } if (flag2 == 1) {
if (guangmi > 20 && guangmi <= 40) { TIM_SetCompare2(TIM2, 200); } if (guangmi > 40 && guangmi <= 60) { TIM_SetCompare2(TIM2, 400); } if (guangmi > 60) { TIM_SetCompare2(TIM2, 800); } } else if (flag2 == 0) {
TIM_SetCompare2(TIM2, 899);//关灯 }

} if (flag1 == 1) { OLED_ShowCHinese(45, 2, 8); OLED_ShowCHinese(60, 2, 9); OLED_ShowCHinese(75, 2, 10); OLED_ShowCHinese(90, 2, 11); //按键模式

if (key == 2) { flag3 +=1 ;if(flag3>3){flag3=0;} } if (flag3 == 0) { TIM_SetCompare2(TIM2, 899); } else if (flag3 == 1) { TIM_SetCompare2(TIM2, 800); } else if (flag3 == 2) { TIM_SetCompare2(TIM2, 600); } else if (flag3 == 3) { TIM_SetCompare2(TIM2, 400); }
if (key == 3) { flag4 = !flag4; //计时 } if (flag4 == 1) { TIM_Cmd(TIM4, ENABLE); //使能TIMx OLED_ShowNum(40, 6, timer1, 3, 16); } if (flag4 == 0) { TIM_Cmd(TIM4, DISABLE); //使能TIMx OLED_ShowNum(40, 6, timer1, 3, 16); } }
if (flag1 == 2) { OLED_ShowCHinese(45, 2, 12); OLED_ShowCHinese(60, 2, 13); OLED_ShowCHinese(75, 2, 14); OLED_ShowCHinese(90, 2, 15); //远程模式

switch (Res1) { case 1: TIM_SetCompare2(TIM2, 400); break; //开灯 case 2: TIM_SetCompare2(TIM2, 899); break; //关灯

case 3: TIM_Cmd(TIM4, ENABLE); OLED_ShowNum(40, 6, timer1, 3, 16); break; //开启计时 case 4: TIM_Cmd(TIM4, DISABLE); OLED_ShowNum(40, 6, timer1, 3, 16); break; //关闭计时 case 5: TIM_SetCompare2(TIM2, 200); break; //三档灯光 case 6: TIM_SetCompare2(TIM2, 500); break; //二档灯光

case 7: TIM_SetCompare2(TIM2, 800); break; //一档灯光 case 8: TIM_Cmd(TIM4, DISABLE); timer1 = 0; OLED_ShowNum(40, 6, timer1, 3, 16); break; //清零 }
}
if (flag1 == 3) { OLED_ShowCHinese(45, 2, 26); OLED_ShowCHinese(60, 2, 27); OLED_ShowCHinese(75, 2, 28); OLED_ShowCHinese(90, 2, 29); //语音模式 Uart3_SendCMD2(0x01, guangmi); Uart3_SendCMD2(0x02, sonic_distance / 10); switch (Res3) { case 1: TIM_SetCompare2(TIM2, 400); break; //开灯 case 2: TIM_SetCompare2(TIM2, 899); break; //关灯 case 3: TIM_SetCompare2(TIM2, 800);

break; //一档灯光 case 4: TIM_SetCompare2(TIM2, 500); break; //二档灯光 case 5:TIM_SetCompare2(TIM2, 200); break; //三档灯光 case 6: TIM_Cmd(TIM4, ENABLE); OLED_ShowNum(40, 6, timer1, 3, 16); break; //开启计时 case 7: TIM_Cmd(TIM4, DISABLE); OLED_ShowNum(40, 6, timer1, 3, 16); break; //关闭计时 case 8: TIM_Cmd(TIM4, DISABLE); timer1 = 0;//清零 OLED_ShowNum(40, 6, timer1, 3, 16); break; }
} if (key == 4) { timer1 = 0; }
}}

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实验效果

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