基于stm32的HX711电子秤全套资料含源码原理图 PCB -

#include <stm32f10x_lib.h>
#include "STM32_Init.h"
#include "stm32f10x_it.h"
#include "main.h"
#include "delay.h"
#include "sys.h"
#include "lcd12864.h"
#include "scale_key.h"
#include "scale_lcd.h"
#include "keyboard.h"
#include "hx711.h"
#include "timer.h"
#define weightNum 0x1FF22
//定义变量
u8 keyNum; //按键位
u16 outWeightNum; //去皮重
u8 pointNum; //小数点的位置
u8 saveMoneyFlag; //保存单价的次数
u8 countNum; //当前数的位置
Thing curr, moneyOne, moneyTwo, moneyThree;
//按键反应函数
void funManage(void)
{
switch(keyNum)
{
case Clear : //清除：去皮指示、去皮量、单价、E2PROM价格
Skey_Clear();
break;
case Total : //多次单次金额总价
Skey_Total();
break;
case OutWeight : //去皮：当前重量，去皮后每次的AD值都要减去当前值才计算重量
Skey_OutWeight();
break;
case SetZero : //清掉价格
Skey_SetZero();
break;
case Save : //存储当前金额
Skey_Save();
break;
case Zero : break;
case One : break;
case Two : break;
case Three :break;
case Four : break;
case Five : break;
case Six : break;
case Server :break;
case Eight :break;
case Nine :break;
case Point :
Skey_OneToNine();
break;
default : break;
}
}
//12864 显示函数
void disManage(void)
{
switch(keyNum)
{
case Clear : //清除：去皮指示、去皮量、单价、E2PROM价格
DIS_Init();
break;
case Total : //多次单次金额总价
DIS_Body();
break;
case OutWeight : //去皮：当前重量，去皮后每次的AD值都要减去当前值才计算重量
DIS_OutWeight();
break;
case SetZero : //清掉价格
DIS_Body();
break;
case Save : //存储当前金额
DIS_Save();
break;
case Money1 : //金额1
DIS_Money1();
break;
case Money2 : //金额2
DIS_Money2();
break;
case Money3 : //金额3
DIS_Money3();
break;
case Zero :
case One :
case Two :
case Three :
case Four :
case Five :
case Six :
case Server :
case Eight :
case Nine :
case Point :
if(countNum > 5)
{
DIS_MoreLimit();
}
else
{
DIS_Body();
}
break;
default : //显示重量的值
DIS_Body();
break;
}
}
unsigned long temp;
int main()
{
u8 i = 0;
stm32_Init();
SysTickInit();
LCD_Init();
DIS_Init();
// Timerx_Init(5000,7199);//10Khz的计数频率，计数到5000为500ms
curr.weight = 0;
curr.weightZero = 0;
curr.money = 0;
// DIS_Init();
// LCD_WriteCMD(0x01); //清屏
// while(1);
// while(1)
// {
//
// temp = GetValueMidTui();
// //temp >>= 6;
// LCD_WriteCMD(0x90);
// LCD_WriteNum(temp);
//
// LCD_WriteCMD(0x80);
// if(temp < 0x20085)
// {
// LCD_WriteNum(0);
// } else
// {
// temp -= 0x20080;
// LCD_WriteNum(temp);
// }
// delay_ms(100);
// LCD_WriteCMD(0x80);
// LCD_WriteString(" ");
// }
while(1)
{
keyNum = Key_Scan(); // 键盘扫描
if(keyNum != 255)
{
funManage();
//功能实现
}
else
{
curr.weight = GetValueMidTui(); //重量滤波
if(curr.weight > (weightNum - outWeightNum))
{
curr.weight = 0;
} else
{
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