想要更多项目私wo!!!
一、电路设计
智能蓝牙电子称由51单片机、HX711AD称重模块、HC-05蓝牙模块、LCD1602等电路组成硬件部分,然后上传至APP。
二、运行结果
三、部分代码
#include "main.h"
#include "HX711.h"
#include "uart.h"
#include "LCD1602.h"
#include <intrins.h>
#define uchar unsigned char //ÎÞ·ûºÅ×Ö·ûÐÍ ºê¶¨Òå ±äÁ¿·¶Î§0~255
#define uint unsigned int //ÎÞ·ûºÅÕûÐÍ ºê¶¨Òå ±äÁ¿·¶Î§0~65535unsigned long HX711_Buffer = 0;
unsigned long Weight_Maopi = 0;
long Weight_Shiwu = 0;unsigned char flag = 0;
bit Flag_ERROR = 0;
sbit beep= P1^7;#define GapValue 405//****************************************************
//Ö÷º¯Êý
//****************************************************
void main()
{Uart_Init();Init_LCD1602();LCD1602_write_com(0x80);LCD1602_write_word("Welcome to use!");Delay_ms(1000); //ÑÓʱ,µÈ´ý´«¸ÐÆ÷Îȶ¨Get_Maopi(); //³ÆëƤÖØÁ¿while(1){EA = 0;Get_Weight(); //³ÆÖØEA = 1;Scan_Key();//ÏÔʾµ±Ç°ÖØÁ¿if( Flag_ERROR == 1){LCD1602_write_com(0x80+0x40);LCD1602_write_word("ERROR ");beep=0;} else{ beep=1;Send_ASCII(0x82);Send_ASCII(0x4);Send_ASCII(Weight_Shiwu >> 8);Send_ASCII(Weight_Shiwu);LCD1602_write_com(0x80+0x40);LCD1602_write_data(Weight_Shiwu/1000 + 0X30);LCD1602_write_data(Weight_Shiwu%1000/100 + 0X30);LCD1602_write_data(Weight_Shiwu%100/10 + 0X30);LCD1602_write_data(Weight_Shiwu%10 + 0X30);LCD1602_write_word(" g");}}
}
