学习多级菜单，采用机智云上传数据，数据下发后更改阈值，写入flash中，采用的屏幕是OLED，需要看逻辑得朋友下载，自己调试没有问题。
单片机源程序如下:
#include "stm32f10x.h" // Device header
#include "gizwits_product.h"
#include "oled.h"
#include "menu.h"
#include "dht11.h"
#include "motor.h"
#include "key.h"
#include "buzzer.h"
#include "flash.h"
#include "usart.h"
#include "sys.h"
#include "relay.h"
#include "tim3.h"
#include "tim2.h"
#include "iwdg.h"
#include "mq2.h"
#include "gp2y1014au.h"
#define FLASH_START_ADDR 0x0801f000 //写入的起始地址
u8 Menu = 1; //菜单变量
u8 Model_Flag; //系统模式标志位
u8 Window_Flag_ON = 0; //开窗标志位
u8 Window_Flag_OFF = 0; //关窗标志位
u8 Temp_value,Humi_value; //温度阈值和湿度阈值
u16 Smog_value,PM25_value; //烟雾阈值和PM2.5阈值
u8 old_Temp_value,old_Humi_value; //旧的烟雾阈值和PM2.5阈值
u16 old_Smog_value,old_PM25_value; //旧的烟雾阈值和PM2.5阈值
u8 value_Option_Num = 1; //阈值调节界面位置选择变量
int main(void)
{
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
OLED_Init();
ADCX_Init();
GP2Y_Init();
MQ2_Init();
DHT11_UserConfig();
MOTOR_UserConfig();
Key_Init();
Relay_Init();
Buzzer_Init();
Temp_value = FLASH_R(FLASH_START_ADDR); //从指定页的地址读FLASH
Humi_value = FLASH_R(FLASH_START_ADDR+2); //从指定页的地址读FLASH
Smog_value = FLASH_R(FLASH_START_ADDR+4); //从指定页的地址读FLASH
PM25_value = FLASH_R(FLASH_START_ADDR+6); //从指定页的地址读FLASH
Timer2_Init(9,14398);
uart2_init(9600);
uart1_init(115200);
GENERAL_TIM_Init();
userInit(); //完成机智云初始赋值
gizwitsInit(); //开辟一个环形缓冲区
IWDG_Init(); //初始化看门狗
while (1)
{
IWDG_ReloadCounter(); //重新加载计数值 喂狗
switch(Menu)
{
case 1:
Menu1();
if(Window_Flag_ON == 1)
{
MOTOR_Direction_Angle(1,0,180,1);
MOTOR_STOP();
Window_Flag_ON = 0;
}
if(Window_Flag_OFF == 1)
{
MOTOR_Direction_Angle(0,0,180,1);
MOTOR_STOP();
Window_Flag_OFF = 0;
}
break;
case 2:
OLED_Clear();
Menu2();
Menu = 3;
//用于判断阈值数据有没有被更改
old_Temp_value = Temp_value;
old_Humi_value = Humi_value;
old_Smog_value = Smog_value;
old_PM25_value = PM25_value;
break;
case 3:
//显示传感器阈值
OLED_ShowNum(1,13,Temp_value,2);
OLED_ShowNum(2,13,Humi_value,2);
OLED_ShowNum(3,13,Smog_value,4);
OLED_ShowNum(4,13,PM25_value,4);
//进行阈值选择
if(KeyNum == 1)
{
KeyNum = 0;
value_Option_Num++;
if(value_Option_Num > 4)
{
value_Option_Num = 1;
}
}
//显示选择标识符“>”
OLED_Option(value_Option_Num);
//检测阈值数值的调节
switch(value_Option_Num)
{
case 1:
if(KeyNum == 3)
{
KeyNum = 0;
Temp_value++;
if(Temp_value >= 100)
{
Temp_value = 1;
}
}
if(KeyNum == 4)
{
KeyNum = 0;
Temp_value--;
if(Temp_value >= 100)
{
Temp_value = 99;
}
}
break;
case 2:
if(KeyNum == 3)
{
KeyNum = 0;
Humi_value++;
if(Humi_value >= 100)
{
Humi_value = 1;
}
}
if(KeyNum == 4)
{
KeyNum = 0;
Humi_value--;
if(Humi_value >= 100)
{
Humi_value = 99;
}
}
break;
case 3:
if(KeyNum == 3)
{
KeyNum = 0;
Smog_value++;
if(Smog_value >= 331)
{
Smog_value = 1;
}
}
if(KeyNum == 4)
{
KeyNum = 0;
Smog_value--;
if(Smog_value >= 331)
{
Smog_value = 330;
}
}
break;
case 4:
if(KeyNum == 3)
{
KeyNum = 0;
PM25_value++;
if(PM25_value >= 501)
{
PM25_value = 1;
}
}
if(KeyNum == 4)
{
KeyNum = 0;
PM25_value--;
if(PM25_value >= 501)
{
PM25_value = 500;
}
}
break;
}
//退出阈值设置界面
if(KeyNum == 2)
{
KeyNum = 0;
//当阈值数据被更改后，才会写入FLASH中
if((old_Temp_value != Temp_value) || (old_Humi_value != Humi_value) || (old_Smog_value != Smog_value) || (old_PM25_value != PM25_value))
{
//写入传感器阈值数据
FLASH_W(FLASH_START_ADDR,Temp_value,Humi_value,Smog_value,PM25_value);
}
Menu = 1; //回到主菜单
OLED_Clear(); //清屏
}
break;
}
userHandle(); //更新机智云数据点变量存储的值
gizwitsHandle((dataPoint_t *)¤tDataPoint); //数据上传至机智云
}
}
原理图: 无
仿真: 无
代码:
多级菜单flash程序.7z
(234.5 KB, 下载次数: 19)
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