无线货架仓储控制系统实验项目报告.docx

1、无线货架仓储控制系统实验项目报告无线货架仓储控制系统实验 项目报告一：实验名称 无线货架仓储控制系统实验二：实验目的掌握嵌入式系统开发的方法, 熟练掌握从总体方案设计、硬件电路的搭建调试、软件的编写测试到最终的软硬件联调、系统性能测试等各环节;掌握无线模块的控制方法.三：实验内容利用51单片机开发板，无线模块，液晶显示屏等实现低成本，简单的无线仓储系统的设计。四：相关知识 五：实验步骤1.总体方案设计 总体方案设计图2.软件设计单片机部分主程序流程首先是初始化，主要包括通用IO端口，UART，SPI，以及LCD初始化，并在LCD 上显示开机初始信息。接着单片机开始接收从无线模块发的信息，然后进

2、行485通信，实现仓储管理。总机#include #include #include #include LCD1602.h#define uchar unsigned char#define uint unsigned int#define _ERR_ 0xff#define _SUCC_ 0xfesbit REDE = P34;uchar rec;uchar num,temp;void delay(uint t) for(;t0;t-);void ldelay(uint t) uint i = 100; for(;i0;i-) for(;t0;t-);void Send_date(uchar

3、 *buf) uchar len; uchar ecc; uchar i; len = strlen(buf); ecc = len; REDE = 1; TI = 0; TB8 = 0; SBUF = len; while(!TI); TI = 0; for(i=0;ilen;i+) ecc = ecc(*buf); TB8 = 0; SBUF = *buf; buf+; while(!TI); TI = 0; TB8 = 0; SBUF = ecc; while(!TI); TI = 0; REDE = 0;void Send_addr(uchar addr, uchar *buf) uc

4、har tmp = addr-1; while(tmp != addr) REDE = 1; TI = 0; TB8 = 1; SBUF = addr; while(!TI); TI = 0; REDE = 0; RI = 0; ldelay(1); while(!RI); tmp = SBUF; RI = 0; tmp = _ERR_; while(tmp != _SUCC_) Send_date(buf); REDE = 0; RI = 0; while(!RI); tmp = SBUF; RI = 0; wdec(addr);/ wstr(#OK );void init() delay(

5、10); /延时等待复位 wcmd(0x38); /设置为8总线16*2，5*7点阵 wcmd(0x01); /清屏幕 wcmd(0x06); /光标移动，显示区不移动 wcmd(0x0f); /开显示，光标闪烁 void display(uchar aa)/ wcmd(0x80); loc(2,1); wdate(aa); uchar keyscan() P2=0xef; temp=P2; temp=temp&0x0f; while(temp!=0x0f) delay(5); temp=P2; temp=temp&0x0f; while(temp!=0x0f) temp=P2; switch

6、(temp) case 0xee:num=0x30; break; case 0xed:num=0x31; init(); wstr(zongj); loc(2,1); SCON=0x90; PCON=0x80; ES=1; EA=1; REDE = 0; Send_addr(0x01, a); break; case 0xeb:num=0x32; init(); wstr(zongj); loc(2,1); SCON=0x90; PCON=0x80; ES=1; EA=1; REDE = 0; Send_addr(0x01,b); Send_addr(0x02,b); break; case

7、 0xe7:num=0x33; break; while(temp!=0x0f) temp=P2; temp=temp&0x0f; P2=0xdf; temp=P2; temp=temp&0x0f; while(temp!=0x0f) delay(5); temp=P2; temp=temp&0x0f; while(temp!=0x0f) temp=P2; switch(temp) case 0xde:num=0x34; break; case 0xdd:num=5; init(); wstr(zongj); loc(2,1); SCON=0x90; PCON=0x80; ES=1; EA=1

8、; REDE = 0; Send_addr(0x01, s); break; case 0xdb:num=6; break; case 0xd7:num=7; break; while(temp!=0x0f) temp=P2; temp=temp&0x0f; P2=0xbf; temp=P2; temp=temp&0x0f; while(temp!=0x0f) delay(5); temp=P2; temp=temp&0x0f; while(temp!=0x0f) temp=P2; switch(temp) case 0xbe:num=8; break; case 0xbd:num=9; br

9、eak; case 0xbb:num=A; break; case 0xb7:num=B; break; while(temp!=0x0f) temp=P2; temp=temp&0x0f; P2=0x7f; temp=P2; temp=temp&0x0f; while(temp!=0x0f) delay(5); temp=P2; temp=temp&0x0f; while(temp!=0x0f) temp=P2; switch(temp) case 0x7e:num=C; break; case 0x7d:num=D; break; case 0x7b:num=E; break; case

10、0x77:num=F; break; while(temp!=0x0f) temp=P2; temp=temp&0x0f; return num;void main() INIT(); num=0; while(1) display(keyscan(); 分机#include #include #include LCD1602.h#define uchar unsigned char#define uint unsigned int#define MYADD 0x01#define _ERR_ 0xff#define _SUCC_ 0xfesbit REDE = P34;uchar buf10

11、;/JIADE sbit you=P21;sbit youchu=P23;/JIADE void delay(uint t) for(;t0;t-);void ldelay(uint t) uint i = 100; for(;i0;i-) for(;t0;t-);uchar Rec_date(uchar *buf) uchar len; uchar ecc; uchar tmp; uchar i; REDE = 0; RI = 0; while(!RI); if(RB8 = 1) return 0xfe; len = SBUF; RI = 0; ecc = len; for(i=0;ilen

12、;i+) while(!RI); if(RB8 = 1) return 0xfe; *buf = SBUF; RI = 0; ecc = ecc(*buf); buf+; *buf = 0; while(!RI); if(RB8 = 1) return 0xfe; tmp = SBUF; RI = 0; ecc = tmpecc; if(ecc != 0) *(buf-len) = 0; REDE = 1; TI = 0; TB8 = 0; SBUF = _ERR_; while(!TI); TI = 0; REDE = 0; return 0xff; REDE = 1; TI = 0; TB

13、8 = 0; SBUF = _SUCC_; while(!TI); TI = 0; REDE = 0; return 0;void serial_RI()interrupt 4 uchar tmp; tmp = 0; while(tmp != MYADD) while(!RI); tmp = SBUF; RI = 0; delay(1000); REDE = 1; TI = 0; TB8 = 0; SBUF = MYADD; while(!TI); TI = 0; REDE = 0; SM2 = 0; tmp = 0xff; while(tmp = 0xff) tmp = Rec_date(b

14、uf); if(tmp = 0xfe) SM2 = 1; wstr(buf);void init() delay(10); /延时等待复位 wcmd(0x38); /设置为8总线16*2，5*7点阵 wcmd(0x01); /清屏幕 wcmd(0x06); /光标移动，显示区不移动 wcmd(0x0f); /开显示，光标闪烁void main() init(); wstr(fenj1); loc(2,1); SCON=0xb0; PCON=0x80; ES=1; EA=1; REDE = 0; P2=0xf7; while(1) if(you=0) delay(5); if(you=0) yo

15、uchu=1; while(!you); delay(5); while(!you); youchu=0; if(P1=a)youchu=1; if(P1=b)youchu=1; if(P1=s)youchu=0; 无线发射、接受部分#include #define uchar unsigned char #define uint unsigned int#define BYTE_BIT0 0x01#define BYTE_BIT1 0x02#define BYTE_BIT2 0x04#define BYTE_BIT3 0x08#define BYTE_BIT4 0x10#define BYT

16、E_BIT5 0x20#define BYTE_BIT6 0x40#define BYTE_BIT7 0x80/ , 具体细节请参考相关电路图FYTOOv NRFDemo2401.SchDoc(用PortelDXP打开)sbit PWR_UP = P26;sbit CE = P22;/ sbit DR2 = P35; /暂时没有用到/ sbit CLK2 = P34;/ sbit OUT2 = P33;sbit CS = P21;sbit DR1 = P20;sbit CLK1 = P37;sbit DATA = P33;/* RF2401 Configuration * 保存2401的配置信

17、息 */*=*/芯片测试用,无需修改#define TEST_2 0x8E /MSB D143D136#define TEST_1 0x08 / D135D128#define TEST_0 0x1C / D127D120/* 注意: DATAx_W + ADDRx_W + CRC 的值必须小于256 ! 单个数据包的大小必须小于32字节(256位) */#define DATA2_W 0x10 /2字节 /频道2 数据长度(单位:Bit)#define DATA1_W 0x10 /28字节 /频道1 数据长度(单位:Bit)/频道2 接收地址(当前模块地址)#define ADDR2_4 0

18、x00#define ADDR2_3 0x1c#define ADDR2_2 0xcc#define ADDR2_1 0xcc#define ADDR2_0 0xcc/频道1 接收地址#define ADDR1_4 0xcc#define ADDR1_3 0xcc#define ADDR1_2 0xcc#define ADDR1_1 0xcc#define ADDR1_0 0xcc#define ADDR_W 0x10 /2字节 /接收地址宽度(单位:Bit)#define CRC_L 0x1 /CRC模式 0:8位 1:16#define CRC_EN 0x1 /CRC校验启用#define

19、 RX2_EN 0x0 /双频道功能启用#define CM 0x1 /0:Direct mode 1:ShockBurst mode#define RFDR_SB 0x0 /0:250kbps 1:1Mbps#define XO_F 0x3 /nRF2401晶振频率 000:4M 001:8M 010:12M 011:16M 100:20M#define RF_PWR 0x3 /0dBm 信号发射功率 00:-20dBm 01:-10dBm 10:-5dBm 11:0dBm#define RF_CH 0x2 /Channel RF 频率 channel=2400Mhz+RF-CH*1.0Mh

20、z#define RXEN 0x0 /0:Tx 1:Rx 程序会通过SetTxMode和SetRxMode重新设置此参数#define RFConfig_Byte0 TEST_2#define RFConfig_Byte1 TEST_1#define RFConfig_Byte2 TEST_0#define RFConfig_Byte3 DATA2_W#define RFConfig_Byte4 DATA1_W#define RFConfig_Byte5 ADDR2_4#define RFConfig_Byte6 ADDR2_3#define RFConfig_Byte7 ADDR2_2#de

21、fine RFConfig_Byte8 ADDR2_1#define RFConfig_Byte9 ADDR2_0#define RFConfig_Byte10 ADDR1_4#define RFConfig_Byte11 ADDR1_3#define RFConfig_Byte12 ADDR1_2#define RFConfig_Byte13 ADDR1_1#define RFConfig_Byte14 ADDR1_0#define RFConfig_Byte15 (ADDR_W2 | CRC_L1 | CRC_EN)#define RFConfig_Byte16 (RX2_EN7 | CM

22、6 | RFDR_SB5 | XO_F 2 | RF_PWR)#define RFConfig_Byte17 (RF_CH1 | RXEN)unsigned char code nRF2401_Conf18 = RFConfig_Byte0, RFConfig_Byte1, RFConfig_Byte2, RFConfig_Byte3, RFConfig_Byte4, RFConfig_Byte5, RFConfig_Byte6, RFConfig_Byte7, RFConfig_Byte8, RFConfig_Byte9, RFConfig_Byte10, RFConfig_Byte11,

23、RFConfig_Byte12, RFConfig_Byte13, RFConfig_Byte14, RFConfig_Byte15, RFConfig_Byte16, RFConfig_Byte17;void Delay100(void) unsigned int i; for(i=0;i100;i+);void Delay(uchar n) uint i; while(n-) for(i=0;i80;i+); bdata unsigned char DATA_BUF;#define DATA7 (DATA_BUF & BYTE_BIT7) != 0) /最高位为1#define DATA0

24、 (DATA_BUF & BYTE_BIT0) != 0) /最低位为1unsigned char Spi_ByteRead(void) unsigned char i = 0; for (i=0; i8; i+) DATA_BUF = DATA_BUF 1; CLK1 = 1; DATA = 1; /设置为输入状态 if (DATA) /读取最高位，保存至最末尾，通过左移位完成整个字节 DATA_BUF |= BYTE_BIT0; else DATA_BUF &= BYTE_BIT0; CLK1 = 0; return DATA_BUF;void Spi_ByteWrite(unsigned char send) unsigned char i; DATA_BUF = send; CLK1 = 0; for (i=0; i8; i+) if (DATA7) /总是发送最高位 DATA = 1; else DATA = 0; CLK1 = 1; DATA_BUF = DATA_BUF 1; CLK1 = 0; void Config2401(void) unsigned int i = 0;