串口调试助手通信调试原理图PCB及使用手册.doc

串口调试助手通信调试原理图PCB及使用手册【简要说明】1、 尺寸：长170mmX宽72mmX高18mm二、主要芯片：单片机，MAX485，MAX232 三、工作电压：6V至40V,功耗小于1W四、特点：1、具有稳压电路，输入电压广，具有电源指示灯。2、具有485通信和232通信及TTL通信。 3、具有数码管数据显示，蜂鸣器提示音4、波特率可调分别是 2400 4800 9600 192005、采用大按键，机械寿命长。 6、单片机编程，提供源代码7、可发送20组数据8、具有系统复位按键9、端子采用螺旋压接端子 10、工作温度-40度至 +70度 11、工作湿度 40% 80%RH 12、板子静态功耗小于1W 13、具有续流保护 14、具有电磁抗干扰能力 15、板子稳定工作可靠 16、板子可安装在DIN导轨上面使用说明：【标注说明】【功能描述】【原理图】【PCB图】【元件清单】【应用举例】【应用举例2】例如：将下面一组数据通过串口发送给电脑。波特率是9600,电脑用串口助手显示出来。数据是：A0 B2 CC FF EF D8 90 88 第一步：板子供电，串口连接电脑，查看串口号。如下图：我的电脑-属性-硬件-设备管理器-端口设备。第二步：打开串口助手，设置对应的串口号和十六进制显示。如下图：第三步：从发送板，按下下面一组数据，数据是：A0 B2 CC FF EF D8 90 88数据按完之后，按发送键“S2”，如果数据输入错误，可以按”S1”按键清零，重新输入。如果要发送多遍，重复按“S2”按键。单遍发送如下图。【源代码程序】/* 一次最多发送20组数据，大于这个数据就不再发送*/#include #define uchar unsigned char#define uint unsigned int/*/ unsigned char T0RH = 0; /T0重载值的高字节 unsigned char T0RL = 0; /T0重载值的低字节extern void UartDriver();/串口驱动函数，监测数据帧的接收，调度功能函数，需在主循环中调用extern void ConfigUART(unsigned int baud);/串口配置函数，baud-通信波特率extern void ConfigUART1(unsigned int baud1);/串口配置函数，baud-通信波特率 extern void UartRxMonitor(unsigned char ms); /串口接收监控，由空闲时间判定帧结束，需在定时中断中调用，ms-定时间隔extern void SendString(char *s) ;extern void UartWrite(unsigned char *buf, unsigned char len);/串口数据写入，即串口发送函数，buf-待发送数据的指针，len-指定的发送长度extern void fengming();uchar zh = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00;uchar jieshou = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00;uchar jj = 0;/*/sbit out0 = P20;sbit out1 = P21;sbit out2 = P22;sbit out3 = P23;sbit in0 = P24;sbit in1 =P25;sbit in2 =P26;sbit in3 =P27;sbit smgk = P36;sbit boma1 = P11;sbit boma2 = P10;bit d1 = 1;bit d2 = 1;sbit in4 = P16;sbit in5 = P15;uchar code xianshi =0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0x88,0x83,0xc6,0xa1,0x86,0x8e,0xbf;uchar dangqianzhuangtai44 = 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1;void t0 () interrupt 1uchar i;static uchar lie = 0;static uchar sao2 = 1,1; static uchar saomiaobaocun 44 = 0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff; TH0 = 0xfc; TL0 = 0x67; UartRxMonitor(1); /串口接收监控 sao0 = (sao01) |in4; sao1 = (sao11) |in5; saomiaobaocun lie0 = (saomiaobaocun lie01) | in0; saomiaobaocun lie1 = (saomiaobaocun lie11) | in1; saomiaobaocun lie2 = (saomiaobaocun lie21) | in2; saomiaobaocun lie3 = (saomiaobaocun lie31) | in3; if(sao0 = 0x00) d1 = 0; else if(sao0 = 0xff) d1 = 1; if(sao1 = 0x00) d2 = 0; else if(sao1 = 0xff) d2 = 1; for (i=0;i4;i+) if (saomiaobaocun liei & 0x0f) = 0x00) dangqianzhuangtailiei = 0; else if (saomiaobaocun liei & 0x0f) = 0x0f) dangqianzhuangtailiei = 1; lie+; lie = lie & 0x03; switch (lie) case 0 : out1 = 1; out2 = 1; out3 = 1; out0 = 0; break; case 1 : out0 = 1; out2 = 1; out3 = 1; out1 = 0; break; case 2 : out0 = 1; out1 = 1; out3 = 1; out2 = 0; break; case 3 : out0 = 1; out1 = 1; out2 = 1; out3 = 0; break; void main () uchar i,j; bit q1 = 1; bit q2 = 1; uchar qianyicizhuangtai44 = 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1; smgk = 0; TMOD = 0x01; TH0 = 0xfc; TL0 = 0x67; TR0 = 1; EA = 1; ET0 = 1; P0 = xianshi16; / ConfigUART(9600); /配置波特率为9600 while (1) UartDriver(); /调用串口驱动 if(boma1 = 0)&(boma2 != 0) ConfigUART(2400); /配置波特率为1200 if(boma2 = 0)&(boma1 != 0) ConfigUART(4800); /配置波特率为4800 if(boma1 = 0)&(boma2 = 0) ConfigUART(9600); /配置波特率为9600 if(boma1 != 0)&(boma2 != 0) ConfigUART1(19200); /配置波特率为19200 if(d1 != q1) q1 = d1;if(d1 = 0)if(jj != 0)&(jj 2)&(jj 4)&(jj 6)&(jj 8)&(jj 10)&(jj 12)&(jj 14)&(jj 16)&(jj 18)&(jj = 20) zh0 = jieshou0 | jieshou1; zh1 = jieshou2 | jieshou3; zh2 = jieshou4 | jieshou5; zh3 = jieshou6 | jieshou7; zh4 = jieshou8 | jieshou9; zh5 = jieshou10 | jieshou11; zh6 = jieshou12 | jieshou13; zh7 = jieshou14 | jieshou15; zh8 = jieshou16 | jieshou17; zh9 = jieshou18 | jieshou19; UartWrite(zh, 10); fengming(); if(d2 != q2) q2 = d2;if(d2 = 0) jj = 0; jieshou0 = 0x00; jieshou1 = 0x00; jieshou2 = 0x00; jieshou3 = 0x00; jieshou4 = 0x00; jieshou5 = 0x00; jieshou6 = 0x00; jieshou7 = 0x00; jieshou8 = 0x00; jieshou9 = 0x00; P0 = xianshi16; fengming(); for (i=0;i4;i+) for (j=0;j4;j+) if(dangqianzhuangtaiij != qianyicizhuangtaiij ) qianyicizhuangtaiij = dangqianzhuangtaiij; if(qianyicizhuangtaiij != 0) jj+; if(i*4+j) 9) P0 = xianshii*4+j; fengming(); /*1组*/ if(jj = 1) /jieshou0 = i*4+j;/jieshou0 = jieshou0 4;if(i*4+j) 9) jieshou0 = i*4+j; jieshou0 = jieshou0 4; if(jj = 2) /jieshou1 = i*4+j;if(i*4+j) 9) jieshou1 = i*4+j; /*2组*/ if(jj = 3) /jieshou2 = i*4+j;if(i*4+j) 9) jieshou2 = i*4+j; jieshou2 = jieshou2 4; if(jj = 4) /jieshou3 = i*4+j;if(i*4+j) 9) jieshou3 = i*4+j; /*3组*/ if(jj = 5) /jieshou4 = i*4+j;if(i*4+j) 9) jieshou4 = i*4+j; jieshou4 = jieshou4 4; if(jj = 6) /jieshou5 = i*4+j;if(i*4+j) 9) jieshou5 = i*4+j; /*4组*/ if(jj = 7) /jieshou6 = i*4+j;if(i*4+j) 9) jieshou6 = i*4+j; jieshou6 = jieshou6 4; if(jj = 8) /jieshou7 = i*4+j;if(i*4+j) 9) jieshou7 = i*4+j; /*5组*/ if(jj = 9) /jieshou8 = i*4+j;if(i*4+j) 9) jieshou8 = i*4+j; jieshou8 = jieshou8 4; if(jj = 10) /jieshou9 = i*4+j;if(i*4+j) 9) jieshou9 = i*4+j; /*6组*/ if(jj = 11) /jieshou10 = i*4+j;if(i*4+j) 9) jieshou10 = i*4+j; jieshou10 = jieshou10 4; if(jj = 12) /jieshou11 = i*4+j;if(i*4+j) 9) jieshou11 = i*4+j; /*7组*/ if(jj = 13) /jieshou12 = i*4+j;if(i*4+j) 9) jieshou12 = i*4+j; jieshou12 = jieshou12 4; if(jj = 14) /jieshou13 = i*4+j;if(i*4+j) 9) jieshou13 = i*4+j; /*8组*/ if(jj = 15) /jieshou14 = i*4+j;if(i*4+j) 9) jieshou14 = i*4+j; jieshou14 = jieshou14 4; if(jj = 16) /jieshou15 = i*4+j;if(i*4+j) 9) jieshou15 = i*4+j; /*9组*/ if(jj = 17) /jieshou16 = i*4+j;if(i*4+j) 9) jieshou16 = i*4+j; jieshou16 = jieshou16 4; if(jj = 18) /jieshou17 = i*4+j;if(i*4+j) 9) jieshou17 = i*4+j; /*10