新手求教51单片机电子称设计

ID:347714 · 发表于 2018-6-8 16:56

做学校里的一个单片机项目
源程序都考进去了但是显示不出来东西
最顶上一行白色方框
下面一行不显示

源程序附件里

部分截取

#include "main.h"
#include "HX711.h"
#include "uart.h"
#include "LCD1602.h"
unsigned long HX711_Buffer = 0;
unsigned long Weight_Maopi = 0;
long Weight_Shiwu = 0;
unsigned char flag = 0;
bit Flag_ERROR = 0;
sbit speak= P1^7;
#define GapValue 400
//****************************************************
//??????
//****************************************************
void main()
{
Uart_Init();
Send_Word("Welcome to use!\n");
Send_Word("Made by Beetle Electronic Technology!\n");
Init_LCD1602();
LCD1602_write_com(0x80);
LCD1602_write_word("Welcome to use!");
Delay_ms(1000); //???,????????????
Get_Maopi(); //????????
while(1)
{
EA = 0;
Get_Weight(); //????
EA = 1;
Scan_Key();
//??????????
if( Flag_ERROR == 1)
{
Send_Word("ERROR\n");
LCD1602_write_com(0x80+0x40);
LCD1602_write_word("ERROR ");
speak=0;
}
else
{
speak=1;
Send_ASCII(Weight_Shiwu/1000 + 0X30);
Send_ASCII(Weight_Shiwu%1000/100 + 0X30);
Send_ASCII(Weight_Shiwu%100/10 + 0X30);
Send_ASCII(Weight_Shiwu%10 + 0X30);
Send_Word(" g\n");
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");
}
}
}
//??谴??
void Scan_Key()
{
if(KEY1 == 0)
{
Delay_ms(5);
if(KEY1 == 0)
{
while(KEY1 == 0);
Get_Maopi(); //??
}
}
}
//****************************************************
//????
//****************************************************
void Get_Weight()
{
Weight_Shiwu = HX711_Read();
Weight_Shiwu = Weight_Shiwu - Weight_Maopi; //???????
if(Weight_Shiwu > 0)
{
Weight_Shiwu = (unsigned int)((float)Weight_Shiwu/GapValue); //???????????????
if(Weight_Shiwu > 5000) //???????
{
Flag_ERROR = 1;
}
else
{
Flag_ERROR = 0;
}
}
else
{
Weight_Shiwu = 0;
// Flag_ERROR = 1; //???????
}
}
//****************************************************
//?????????
//****************************************************
void Get_Maopi()
{
Weight_Maopi = HX711_Read();
}
//****************************************************
//MS???????(12M?????2???)
//****************************************************
void Delay_ms(unsigned int n)
{
unsigned int i,j;
for(i=0;i<n;i++)
for(j=0;j<123;j++);
}

复制代码

ID:303383 · 发表于 2018-6-8 19:23

提示: 作者被禁止或删除内容自动屏蔽

ID:347714 · 发表于 2018-6-8 22:51

小猫猫爱吃鱼发表于 2018-6-8 19:23
你好！源代码通过实物测试，显示正常；
检查你的硬件连接的是不是对。。。

刚刚搞定了 LCD的关系

帐号		自动登录	找回密码
密码			立即注册

ID:303383 当前离线积分 70	沙发 ID:303383 发表于 2018-6-8 19:23 \| 只看该作者提示: 作者被禁止或删除内容自动屏蔽
ID:303383 当前离线积分 70
	回复使用道具举报