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使用的51單片機作為主控芯片，兩個51單片機通過24L01通信，一個檢測吊瓶滴液的速度，如果太快太慢或者不滴液都會報警，并發(fā)送到主機，輸液者也可以主動通過按鍵呼叫主機，叢機用1602顯示，主機用12864顯示。
主機.7z
(63.93 KB, 下載次數(shù): 75)
2020-1-2 01:35 上傳
點擊文件名下載附件
下載積分: 黑幣 -5
無線語音點滴系統(tǒng) 從機.7z
(76.39 KB, 下載次數(shù): 66)
2020-1-2 01:35 上傳
點擊文件名下載附件
下載積分: 黑幣 -5
Fkc6FlAF3gniRxFD6Cb5hNpPnJOd.png (358.16 KB, 下載次數(shù): 57)
下載附件
2020-1-2 01:15 上傳
FjvUO9DOQSDh7eeT9oBfzTIMhzWc.png (30.36 KB, 下載次數(shù): 48)
下載附件
2020-1-2 01:15 上傳
Altium Designer畫的原理圖和PCB圖如下：(51hei附件中可下載工程文件)
51hei.png (27 KB, 下載次數(shù): 50)
下載附件
2020-1-2 01:32 上傳
51hei.png (28.57 KB, 下載次數(shù): 48)
下載附件
2020-1-2 01:33 上傳
單片機源程序如下:
- #include <reg52.h>
- #include <intrins.h>
- #include "keys.h"
- #include "24L01.h"
- #include "LCD1602.h"
- #define uint unsigned int
- #define uchar unsigned char
- sbit YeDi=P2^0;//紅外信號采集口
- sbit Speaker=P2^4;//蜂鳴器
- uchar TX_buf[32]=0;
- uchar View_Con=0;
- uchar View_Change=1;
- uchar View_Con_Change=1;
- uint Cap_Data=100;
- uint Cap_View=0;
- uchar View_Data[8];
- uint YeDi_Num=0;
- void InitTimer0(void)
- {
- TMOD |= 0x01;
- TH0 = 0x0D8; //10000us
- TL0 = 0x0F0;
- EA = 1;
- ET0 = 1;
- TR0 = 1;
- }
- void InitTimer1(void)
- {
- TMOD |= 0x10;
- TH1 = 0x0FC; //1000us
- TL1 = 0x18;
- EA = 1;
- ET1 = 1;
-
- }
- void main()
- {
- TX_buf[1]=0;
- TX_buf[2]=2;
- TX_buf[3]=5;
- TX_buf[4]=4;
- InitLcd();
- Lcd_1602_word(0x80,16," NRF24L01 "); //1602第一行顯示 NRF24L01
- //Lcd_1602_word(0xc0,16," Connecting "); //1602第二行顯示 Connecting
- while(NRF24L01_Check()); //檢查24L01是否存在
- NRF24L01_Init(); //開機的時候需要初始化24l01
- InitTimer0(); //定時計數(shù)器0初始化
- InitTimer1(); //定時計數(shù)器1初始化
- Lcd_1602_word(0xc0,16," Connecting ");
- while(1)
- {
- if(Key_Change) //如果Key_Change為真
- {
- Key_Change=0;
- View_Change=1;
- switch(Key_Value) //選擇鍵值
- {
- case 1:
- {
- View_Con_Change=1;
- if(View_Con==0)
- {
- View_Con=1;
- TR1 = 1;
- Cap_View=Cap_Data*100;
- }
- if(View_Con==2)
- {
- View_Con=1;
- TR1 = 1;
- }
- break;
- }
- case 2:
- {
- if(View_Con==0) //液滴加
- {
- if(Cap_Data<=500)
- Cap_Data+=10;
- }
- break;
- }
- case 3:
- {
- if(View_Con==0)
- {
- if(Cap_Data>10) //液滴減
- Cap_Data-=10;
- }
- break;
- }
- case 4:
- {
- if(View_Con==1)
- {
- TR1 = 0;
- YeDi_Num=0;
- View_Con=2;
- View_Con_Change=1;
- TX_buf[0]=0xf5;//蜂鳴器響
- TX_buf[5]=4;//用戶呼叫
- NRF24L01_TxPacket(TX_buf);
- NRF24L01_TxPacket(TX_buf);
-
- }
- break;
- }
- }
- }
- if(View_Change)
- {
- View_Change=0;
- if(View_Con_Change)
- {
- View_Con_Change=0;
- switch(View_Con)
- {
- case 0:Lcd_1602_word(0x80,16,"Infusion Set: ");Lcd_1602_word(0xc0,16," ");break;
- case 1:Lcd_1602_word(0x80,16,"In The Infusion ");Lcd_1602_word(0xc0,16," ");Speaker=1;break;
- case 2:
- {
- Lcd_1602_word(0x80,16,"****Warning*****");Lcd_1602_word(0xc0,16,"****Warning*****");Speaker=0;
- if(TX_buf[5]<4)
- while(1);
- break;
- }
- }
- }
- switch(View_Con)
- {
- case 0:
- {
- View_Data[0]=Cap_Data/100+0x30;
- View_Data[1]=Cap_Data%100/10+0x30;
- View_Data[2]=Cap_Data%10+0x30;
- View_Data[3]='m';
- View_Data[4]='l';
- if(View_Data[0]==0x30)
- View_Data[0]=' ';
- Lcd_1602_word(0xcb,5,View_Data);
- break;
- }
- case 1:
- {
- View_Data[0]=Cap_View/10000+0x30;
- View_Data[1]=Cap_View%10000/1000+0x30;
- View_Data[2]=Cap_View%1000/100+0x30;
- View_Data[3]='.';
- View_Data[4]=Cap_View%100/10+0x30;
- View_Data[5]=Cap_View%10+0x30;
- View_Data[6]='m';
- View_Data[7]='l';
- if(View_Data[0]==0x30)
- {
- View_Data[0]=' ';
- if(View_Data[1]==0x30)
- {
- View_Data[1]=' ';
- }
- }
- Lcd_1602_word(0xc8,8,View_Data);
- break;
- }
- }
- }
- }
- }
- void Timer0Interrupt(void) interrupt 1
- {
- static uchar YeDi_Con;
- static uchar Key_Time0_Con;
- TH0 = 0xfc;
- TL0 = 0x18;
- Key_Time0_Con++;
- switch(YeDi_Con)
- {
- case 0:
- {
- if(YeDi==1)
- YeDi_Con++;
- break;
- }
- case 1:
- {
- if(YeDi==0)
- {
- YeDi_Con=2;
- YeDi_Num=0;
- TR1 = 1;
- }
- break;
- }
- case 2:
- {
- if(YeDi==1)
- {
- TR1 = 0;
- YeDi_Con=0;
- if(View_Con==1)
- {
- View_Change=1;
- Cap_View=Cap_View-4;
- if(YeDi_Num<500) //小于0.5s則報警
- {
- View_Con=2;
- View_Con_Change=1;
- TX_buf[0]=0xf5;
- TX_buf[5]=1;
- NRF24L01_TxPacket(TX_buf);
- NRF24L01_TxPacket(TX_buf);
-
- }
- if(Cap_View<100) //小于1毫升，報警
- {
- View_Con=2;
- View_Con_Change=1;
- TX_buf[0]=0xf5;
- TX_buf[5]=3;
- NRF24L01_TxPacket(TX_buf);
- NRF24L01_TxPacket(TX_buf);
-
- }
- }
- TR1 = 1;
- YeDi_Num=0;
- }
- break;
- }
- }
- if(Key_Time0_Con==10)
- {
- Key_Time0_Con=0;
- Key_Acquisition();
- }
-
- }
- void Timer1Interrupt(void) interrupt 3
- {
- TH1 = 0x0FC;
- TL1 = 0x18;
- YeDi_Num++;
- if(YeDi_Num>5000&&View_Con==1) //大于5s則報警，
- {
- View_Con=2;
- View_Change=1;
- View_Con_Change=1;
- TX_buf[0]=0xf5;
- TX_buf[5]=2;
- NRF24L01_TxPacket(TX_buf);
- NRF24L01_TxPacket(TX_buf);
- Lcd_1602_word(0x80,16," ok ");
- }
- }
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