单片机解密C8051F同时实现AD和串口收发的程序
单片机解密单片机源程序如下:
- //---------------------------------------------------------------------
- #include <C8051F020.h>
- #include "stdio.h"
- sfr16 TMR3RL = 0x92; //定时器3重装载寄存器
- sfr16 TMR3 = 0x94; //定时器3计数器
- sfr16 DP =0x82;
- sfr16 ADC0 =0xbe;
- sfr16 ADC0GT =0xc4;
- sfr16 ADCOLT =0xc6;
- sfr16 RCAP2 =0xca;
- sfr16 T2 =0xcc;
- sfr16 RCAP4 =0xe4;
- sfr16 T4 =0xf4;
- sfr16 DAC0 =0xd2;
- sfr16 DAC1 =0xd5;
- #define uchar unsigned char
- #define uint unsigned int
- //----------------------------------------------------------------------
- //参数设置区
- //----------------------------------------------------------------------
- #define BAUDRATE 9600 //波特率bps
- #define SYSCLK 11059200 //外部晶振,修改也要修改OSCXCN
- #define SMODVAL 0 //SMOD的值,修改请也修改PCONVAL
- #define PCONVAL 0x00 //PCON的值,=0x00时SMOD0=0; =0x80时SMOD0=1
- #define TXVAL (256-SYSCLK*(SMODVAL+1)/BAUDRATE/384) //定时器初值
- #define MAX_LEN 1//每次接收/发送字符串的长度
- #define SAMPLERATE0 5000
- #define NUM_SAMPLES 1
- #define TURE 1
- #define FALSE 0
- //---------------------------------------------------------------------
- //全局变量
- //---------------------------------------------------------------------
- sbit LED = P1^6; //LED '1'亮 '0'灭
- bit readFlag = 0; //读标志
- uchar readCounts = 0; //已经读取的字符个数,与MAX_LEN比较
- uchar idATa trdATa[MAX_LEN]; //要接收/发送的字符串
- xdATa unsigned samples[NUM_SAMPLES];
- bit ADC0_DONE;
- //----------------------------------------------------------------------
- //子函数声明
- //----------------------------------------------------------------------
- void SYSCLK_Init(void); //系统时钟初始化
- void PORT_Init(void); //端口初始化
- void UART0_Init(void); //串口UART0初始化
- void Send_Char(uchar ch); //发送单个字符
- void Send_String(uchar * str, uint len); //发送一个字符串
- void UART0_ISR(); //串口中断服务程序,接收字符
- void Timer3_Init(uint counts); //定时器3初始化
- void Timer3_ISR(void); //定时器3中断服务程序
- void ADC0_Init (void);
- //----------------------------------------------------------------------
- //主函数
- //----------------------------------------------------------------------
- void main(void)
- {unsigned short i;
- floAT temp,k;
- WDTCN = 0xde; //禁止看门狗
- WDTCN = 0xad;
- P6&=0x02;
- here:
- i=0;
- SYSCLK_Init(); //时钟初始化
- PORT_Init(); //端口初始化
- UART0_Init(); //串口初始化
- Timer3_Init(SYSCLK/12/10); //定时器初始化
- EA = 1; //开全局中断
- ADC0_Init();
- AD0INT=0;
- AD0BUSY=1;
- while(AD0INT==0);
- temp=ADC0;
- k=(temp*2.4)/4096;
- printf("\n");
- printf("voltage%f",k);
- printf("\n");
- i=0;
- while(1)
芯片解密
