Shivanand Gowda / Mbed OS mltiplexed_7_segmt_displays_ethernet

STM32F207

Dependencies:   SN74CBT3257 Binary_Switch OSL10564_74HC595

main.cpp@1:74ecd404d5e5, 2018-10-23 (annotated)

Committer:
shivanandgowdakr
Date:
Tue Oct 23 11:58:45 2018 +0000
Revision:
1:74ecd404d5e5
Parent:
0:ddb5698aa782 
Multiplexed 7 Segment Displays using Ethernet

Who changed what in which revision?

UserRevisionLine numberNew contents of line
deepikabhavnani 0:ddb5698aa782 1 #include "mbed.h"
deepikabhavnani 0:ddb5698aa782 2 #include "EthernetInterface.h"
deepikabhavnani 0:ddb5698aa782 3 #include "TCPServer.h"
deepikabhavnani 0:ddb5698aa782 4 #include "TCPSocket.h"
shivanandgowdakr 1:74ecd404d5e5 5 #include "SN74CBT3257.h"
shivanandgowdakr 1:74ecd404d5e5 6 #include "Binary_Switch.h"
shivanandgowdakr 1:74ecd404d5e5 7 #include "7segLed_HC595.h"
deepikabhavnani 0:ddb5698aa782 8
shivanandgowdakr 1:74ecd404d5e5 9 #define NUM_OF_DIGIT 4
shivanandgowdakr 1:74ecd404d5e5 10
shivanandgowdakr 1:74ecd404d5e5 11
shivanandgowdakr 1:74ecd404d5e5 12 #define IP "192.168.1.190"
shivanandgowdakr 1:74ecd404d5e5 13 #define GATEWAY "192.168.1.1"
shivanandgowdakr 1:74ecd404d5e5 14 #define MASK "255.255.255.0"
shivanandgowdakr 1:74ecd404d5e5 15
shivanandgowdakr 1:74ecd404d5e5 16 int Validate_Recieved_Packet(char *Packet,int *num0, int *num1, int * num2,int *num3,
shivanandgowdakr 1:74ecd404d5e5 17 int * num4, int *num5, int *num6, int *num7);
shivanandgowdakr 1:74ecd404d5e5 18
shivanandgowdakr 1:74ecd404d5e5 19 Serial pc(USBTX,USBRX);
shivanandgowdakr 1:74ecd404d5e5 20 SN74CBT3257 Bus(PD_0,PD_1,PD_2,PD_3,PD_4,PD_5,PD_6,PD_7 );
shivanandgowdakr 1:74ecd404d5e5 21 BinarySwitch Switch(PD_8,PD_9,PD_10,PD_11,PD_12,PD_13,PD_14,PD_15);
shivanandgowdakr 1:74ecd404d5e5 22 SevenSegLed led_7segs(PC_12,PC_10, PC_9, PC_8, NUM_OF_DIGIT);
shivanandgowdakr 1:74ecd404d5e5 23
deepikabhavnani 0:ddb5698aa782 24 int main()
deepikabhavnani 0:ddb5698aa782 25 {
shivanandgowdakr 1:74ecd404d5e5 26
shivanandgowdakr 1:74ecd404d5e5 27 int N0,N1,N2,N3;
shivanandgowdakr 1:74ecd404d5e5 28 int N4,N5,N6,N7;
shivanandgowdakr 1:74ecd404d5e5 29 int valid=0;
shivanandgowdakr 1:74ecd404d5e5 30 int SUCCESS=-1;
deepikabhavnani 0:ddb5698aa782 31 printf("TCP server example\n");
deepikabhavnani 0:ddb5698aa782 32
deepikabhavnani 0:ddb5698aa782 33 EthernetInterface eth;
shivanandgowdakr 1:74ecd404d5e5 34 SocketAddress sockaddr;
deepikabhavnani 0:ddb5698aa782 35
shivanandgowdakr 1:74ecd404d5e5 36 //eth.disconnect();
shivanandgowdakr 1:74ecd404d5e5 37 int i=eth.set_network(IP,MASK,GATEWAY);
shivanandgowdakr 1:74ecd404d5e5 38 printf("set IP status: %i \r\n",i);
shivanandgowdakr 1:74ecd404d5e5 39 i=eth.connect();
shivanandgowdakr 1:74ecd404d5e5 40 printf("connect status: %i \r\n",i);
shivanandgowdakr 1:74ecd404d5e5 41 const char *ip = eth.get_ip_address();
shivanandgowdakr 1:74ecd404d5e5 42 const char *mac = eth.get_mac_address();
shivanandgowdakr 1:74ecd404d5e5 43 printf("IP address is: %s\n\r", ip ? ip : "No IP");
shivanandgowdakr 1:74ecd404d5e5 44 printf("MAC address is: %s\n\r", mac ? mac : "No MAC");
shivanandgowdakr 1:74ecd404d5e5 45
shivanandgowdakr 1:74ecd404d5e5 46 printf("set IP status: %i \r\n",i);
deepikabhavnani 0:ddb5698aa782 47 printf("The Server IP address is '%s'\n", eth.get_ip_address());
deepikabhavnani 0:ddb5698aa782 48
deepikabhavnani 0:ddb5698aa782 49 TCPServer srv;
deepikabhavnani 0:ddb5698aa782 50 TCPSocket client_sock;
deepikabhavnani 0:ddb5698aa782 51 SocketAddress client_addr;
shivanandgowdakr 1:74ecd404d5e5 52 char buffer[200] = {'\0'};
shivanandgowdakr 1:74ecd404d5e5 53 char Rx_buffer[200] = {'\0'};
deepikabhavnani 0:ddb5698aa782 54 /* Open the server on ethernet stack */
deepikabhavnani 0:ddb5698aa782 55 srv.open(&eth);
deepikabhavnani 0:ddb5698aa782 56
deepikabhavnani 0:ddb5698aa782 57 /* Bind the HTTP port (TCP 80) to the server */
deepikabhavnani 0:ddb5698aa782 58 srv.bind(eth.get_ip_address(), 23);
deepikabhavnani 0:ddb5698aa782 59
deepikabhavnani 0:ddb5698aa782 60 /* Can handle x simultaneous connections */
shivanandgowdakr 1:74ecd404d5e5 61
deepikabhavnani 0:ddb5698aa782 62 srv.listen(1);
deepikabhavnani 0:ddb5698aa782 63
shivanandgowdakr 1:74ecd404d5e5 64 while(true)
shivanandgowdakr 1:74ecd404d5e5 65 {
deepikabhavnani 0:ddb5698aa782 66 srv.accept(&client_sock, &client_addr);
deepikabhavnani 0:ddb5698aa782 67 printf("Accepted %s:%d\n", client_addr.get_ip_address(),
deepikabhavnani 0:ddb5698aa782 68 client_addr.get_port());
deepikabhavnani 0:ddb5698aa782 69 strcpy(buffer, "Hello \n\r");
shivanandgowdakr 1:74ecd404d5e5 70 SUCCESS= client_sock.send(buffer, strlen(buffer));
shivanandgowdakr 1:74ecd404d5e5 71 if(SUCCESS>=1)
shivanandgowdakr 1:74ecd404d5e5 72 {
shivanandgowdakr 1:74ecd404d5e5 73 printf("Sent : %s\r\n",buffer);
shivanandgowdakr 1:74ecd404d5e5 74 SUCCESS=client_sock.recv(Rx_buffer, 200);
shivanandgowdakr 1:74ecd404d5e5 75 }
shivanandgowdakr 1:74ecd404d5e5 76
shivanandgowdakr 1:74ecd404d5e5 77 if(SUCCESS>=1)
shivanandgowdakr 1:74ecd404d5e5 78 {
shivanandgowdakr 1:74ecd404d5e5 79 printf("Recieved : %s\r\n",Rx_buffer);
shivanandgowdakr 1:74ecd404d5e5 80 printf("Am Here \r\n");
shivanandgowdakr 1:74ecd404d5e5 81 }
shivanandgowdakr 1:74ecd404d5e5 82 // int Floor=Switch.Read_Switch_State();
shivanandgowdakr 1:74ecd404d5e5 83 // printf(" You are in Floor number %d : \r\n",Floor);
shivanandgowdakr 1:74ecd404d5e5 84
shivanandgowdakr 1:74ecd404d5e5 85 valid= Validate_Recieved_Packet(Rx_buffer,&N0,&N1,&N2,&N3,&N4,&N5,&N6,&N7);
shivanandgowdakr 1:74ecd404d5e5 86 if(valid==1 && SUCCESS>=1)
shivanandgowdakr 1:74ecd404d5e5 87 {
shivanandgowdakr 1:74ecd404d5e5 88 valid=-1 ;SUCCESS=-1;
shivanandgowdakr 1:74ecd404d5e5 89 wait(0.1);
shivanandgowdakr 1:74ecd404d5e5 90 Bus.Select_Floor_Zero();
shivanandgowdakr 1:74ecd404d5e5 91
shivanandgowdakr 1:74ecd404d5e5 92 led_7segs=N0;
shivanandgowdakr 1:74ecd404d5e5 93 printf("Floor 0 Bays Available :%d \r\n",N0);
shivanandgowdakr 1:74ecd404d5e5 94 Bus.Select_Floor_One();
shivanandgowdakr 1:74ecd404d5e5 95 led_7segs=N1;
shivanandgowdakr 1:74ecd404d5e5 96 wait(0.1);
shivanandgowdakr 1:74ecd404d5e5 97
shivanandgowdakr 1:74ecd404d5e5 98 printf("Floor 1 Bays Available : %d\r\n",N1);
shivanandgowdakr 1:74ecd404d5e5 99 Bus.Select_Floor_Two();
shivanandgowdakr 1:74ecd404d5e5 100 led_7segs=N2;
shivanandgowdakr 1:74ecd404d5e5 101 wait(0.1);
shivanandgowdakr 1:74ecd404d5e5 102 printf("Floor 2 Bays Available : %d\r\n",N2);
shivanandgowdakr 1:74ecd404d5e5 103 Bus.Select_Floor_Three();
shivanandgowdakr 1:74ecd404d5e5 104 led_7segs=N3;
shivanandgowdakr 1:74ecd404d5e5 105 wait(0.1);
shivanandgowdakr 1:74ecd404d5e5 106 printf("Floor 3 Bays Available : %d\r\n",N3);
shivanandgowdakr 1:74ecd404d5e5 107
shivanandgowdakr 1:74ecd404d5e5 108 Bus.Select_Floor_Four();
shivanandgowdakr 1:74ecd404d5e5 109 led_7segs=N4;
shivanandgowdakr 1:74ecd404d5e5 110 printf("Floor 4 ays Available : %d\r\n",N4);
shivanandgowdakr 1:74ecd404d5e5 111 Bus.Select_Floor_Five();
shivanandgowdakr 1:74ecd404d5e5 112 led_7segs=N5;
shivanandgowdakr 1:74ecd404d5e5 113 printf("Floor 5 ays Available : %d\r\n",N5);
shivanandgowdakr 1:74ecd404d5e5 114 Bus.Select_Floor_Six();
shivanandgowdakr 1:74ecd404d5e5 115 led_7segs=N6;
shivanandgowdakr 1:74ecd404d5e5 116 wait(0.1);
shivanandgowdakr 1:74ecd404d5e5 117 printf("Floor 6 ays Available : %d\r\n",N6);
shivanandgowdakr 1:74ecd404d5e5 118 Bus.Select_Floor_Seven();
shivanandgowdakr 1:74ecd404d5e5 119 led_7segs=N7;
shivanandgowdakr 1:74ecd404d5e5 120 wait(0.1);
shivanandgowdakr 1:74ecd404d5e5 121 printf("Floor 7 ays Available : %d\r\n",N7);
shivanandgowdakr 1:74ecd404d5e5 122 wait(1);
shivanandgowdakr 1:74ecd404d5e5 123 }
shivanandgowdakr 1:74ecd404d5e5 124 client_sock.close();
shivanandgowdakr 1:74ecd404d5e5 125 }
shivanandgowdakr 1:74ecd404d5e5 126
shivanandgowdakr 1:74ecd404d5e5 127 }
shivanandgowdakr 1:74ecd404d5e5 128
shivanandgowdakr 1:74ecd404d5e5 129 int Validate_Recieved_Packet(char *Packet,int *num0, int *num1, int *num2,int *num3,
shivanandgowdakr 1:74ecd404d5e5 130 int *num4, int *num5, int *num6, int *num7)
shivanandgowdakr 1:74ecd404d5e5 131 {
shivanandgowdakr 1:74ecd404d5e5 132 if( Packet[0]=='E' && Packet[1]=='S' && Packet[2]=='T' && Packet[3]=='S'
shivanandgowdakr 1:74ecd404d5e5 133 && Packet[4]==' ' && Packet[12]==',' && Packet[20]==',' && Packet[28]==','
shivanandgowdakr 1:74ecd404d5e5 134 && Packet[36]==',' && Packet[44]==',' && Packet[52]==',' && Packet[60]==','
shivanandgowdakr 1:74ecd404d5e5 135 && Packet[68]==' ' && Packet[69]=='E' && Packet[70]=='S' && Packet[71]=='T'
shivanandgowdakr 1:74ecd404d5e5 136 && Packet[72]=='E')
shivanandgowdakr 1:74ecd404d5e5 137
shivanandgowdakr 1:74ecd404d5e5 138 {
shivanandgowdakr 1:74ecd404d5e5 139 printf("Valid Data R4ecieved \r\n");
deepikabhavnani 0:ddb5698aa782 140
shivanandgowdakr 1:74ecd404d5e5 141 if(Packet[5]=='0' && Packet[6]=='0')
shivanandgowdakr 1:74ecd404d5e5 142 {
shivanandgowdakr 1:74ecd404d5e5 143 printf("Zeroth Floor \r\n");
shivanandgowdakr 1:74ecd404d5e5 144 int one,two,three,four;
shivanandgowdakr 1:74ecd404d5e5 145 four=Packet[8]-0x30;
shivanandgowdakr 1:74ecd404d5e5 146 three=Packet[9]-0x30;
shivanandgowdakr 1:74ecd404d5e5 147 two=Packet[10]-0x30;
shivanandgowdakr 1:74ecd404d5e5 148 one=Packet[11]-0x30;
shivanandgowdakr 1:74ecd404d5e5 149 *num0=four*1000+three*100+two*10+one;
shivanandgowdakr 1:74ecd404d5e5 150 }
shivanandgowdakr 1:74ecd404d5e5 151
shivanandgowdakr 1:74ecd404d5e5 152 if(Packet[13]=='0' && Packet[14]=='1')
shivanandgowdakr 1:74ecd404d5e5 153 {
shivanandgowdakr 1:74ecd404d5e5 154 printf("First Floor \r\n");
shivanandgowdakr 1:74ecd404d5e5 155 int one,two,three,four;
shivanandgowdakr 1:74ecd404d5e5 156 four=Packet[16]-0x30;
shivanandgowdakr 1:74ecd404d5e5 157 three=Packet[17]-0x30;
shivanandgowdakr 1:74ecd404d5e5 158 two=Packet[18]-0x30;
shivanandgowdakr 1:74ecd404d5e5 159 one=Packet[19]-0x30;
shivanandgowdakr 1:74ecd404d5e5 160 *num1=four*1000+three*100+two*10+one;
shivanandgowdakr 1:74ecd404d5e5 161 }
shivanandgowdakr 1:74ecd404d5e5 162
shivanandgowdakr 1:74ecd404d5e5 163 if(Packet[21]=='0' && Packet[22]=='2')
shivanandgowdakr 1:74ecd404d5e5 164 {
shivanandgowdakr 1:74ecd404d5e5 165 printf("Second Floor \r\n");
shivanandgowdakr 1:74ecd404d5e5 166 int one,two,three,four;
shivanandgowdakr 1:74ecd404d5e5 167 four=Packet[24]-0x30;
shivanandgowdakr 1:74ecd404d5e5 168 three=Packet[25]-0x30;
shivanandgowdakr 1:74ecd404d5e5 169 two=Packet[26]-0x30;
shivanandgowdakr 1:74ecd404d5e5 170 one=Packet[27]-0x30;
shivanandgowdakr 1:74ecd404d5e5 171 *num2=four*1000+three*100+two*10+one;
shivanandgowdakr 1:74ecd404d5e5 172 }
shivanandgowdakr 1:74ecd404d5e5 173
shivanandgowdakr 1:74ecd404d5e5 174 if(Packet[29]=='0' && Packet[30]=='3')
shivanandgowdakr 1:74ecd404d5e5 175 {
shivanandgowdakr 1:74ecd404d5e5 176 printf("Three Floor \r\n");
shivanandgowdakr 1:74ecd404d5e5 177 int one,two,three,four;
shivanandgowdakr 1:74ecd404d5e5 178 four=Packet[32]-0x30;
shivanandgowdakr 1:74ecd404d5e5 179 three=Packet[33]-0x30;
shivanandgowdakr 1:74ecd404d5e5 180 two=Packet[34]-0x30;
shivanandgowdakr 1:74ecd404d5e5 181 one=Packet[35]-0x30;
shivanandgowdakr 1:74ecd404d5e5 182 *num3=four*1000+three*100+two*10+one;
shivanandgowdakr 1:74ecd404d5e5 183 }
shivanandgowdakr 1:74ecd404d5e5 184
shivanandgowdakr 1:74ecd404d5e5 185 if(Packet[37]=='0' && Packet[38]=='4')
shivanandgowdakr 1:74ecd404d5e5 186 {
shivanandgowdakr 1:74ecd404d5e5 187 printf("Fourth Floor \r\n");
shivanandgowdakr 1:74ecd404d5e5 188 int one,two,three,four;
shivanandgowdakr 1:74ecd404d5e5 189 four=Packet[40]-0x30;
shivanandgowdakr 1:74ecd404d5e5 190 three=Packet[41]-0x30;
shivanandgowdakr 1:74ecd404d5e5 191 two=Packet[42]-0x30;
shivanandgowdakr 1:74ecd404d5e5 192 one=Packet[43]-0x30;
shivanandgowdakr 1:74ecd404d5e5 193 *num4=four*1000+three*100+two*10+one;
shivanandgowdakr 1:74ecd404d5e5 194 }
shivanandgowdakr 1:74ecd404d5e5 195
shivanandgowdakr 1:74ecd404d5e5 196 if(Packet[45]=='0' && Packet[46]=='5')
shivanandgowdakr 1:74ecd404d5e5 197 {
shivanandgowdakr 1:74ecd404d5e5 198 printf("Fifth Floor \r\n");
shivanandgowdakr 1:74ecd404d5e5 199 int one,two,three,four;
shivanandgowdakr 1:74ecd404d5e5 200 four=Packet[48]-0x30;
shivanandgowdakr 1:74ecd404d5e5 201 three=Packet[49]-0x30;
shivanandgowdakr 1:74ecd404d5e5 202 two=Packet[50]-0x30;
shivanandgowdakr 1:74ecd404d5e5 203 one=Packet[51]-0x30;
shivanandgowdakr 1:74ecd404d5e5 204 *num5=four*1000+three*100+two*10+one;
shivanandgowdakr 1:74ecd404d5e5 205 }
shivanandgowdakr 1:74ecd404d5e5 206
shivanandgowdakr 1:74ecd404d5e5 207 if(Packet[53]=='0' && Packet[54]=='6')
shivanandgowdakr 1:74ecd404d5e5 208 {
shivanandgowdakr 1:74ecd404d5e5 209 printf("Sixth Floor \r\n");
shivanandgowdakr 1:74ecd404d5e5 210 int one,two,three,four;
shivanandgowdakr 1:74ecd404d5e5 211 four=Packet[56]-0x30;
shivanandgowdakr 1:74ecd404d5e5 212 three=Packet[57]-0x30;
shivanandgowdakr 1:74ecd404d5e5 213 two=Packet[58]-0x30;
shivanandgowdakr 1:74ecd404d5e5 214 one=Packet[59]-0x30;
shivanandgowdakr 1:74ecd404d5e5 215 *num6=four*1000+three*100+two*10+one;
shivanandgowdakr 1:74ecd404d5e5 216 }
shivanandgowdakr 1:74ecd404d5e5 217
shivanandgowdakr 1:74ecd404d5e5 218 if(Packet[61]=='0' && Packet[62]=='7')
shivanandgowdakr 1:74ecd404d5e5 219 {
shivanandgowdakr 1:74ecd404d5e5 220 int one,two,three,four;
shivanandgowdakr 1:74ecd404d5e5 221 four=Packet[64]-0x30;
shivanandgowdakr 1:74ecd404d5e5 222 three=Packet[65]-0x30;
shivanandgowdakr 1:74ecd404d5e5 223 two=Packet[66]-0x30;
shivanandgowdakr 1:74ecd404d5e5 224 one=Packet[67]-0x30;
shivanandgowdakr 1:74ecd404d5e5 225 *num7=four*1000+three*100+two*10+one;
shivanandgowdakr 1:74ecd404d5e5 226 printf("Seventh Floor : \r\n");
shivanandgowdakr 1:74ecd404d5e5 227 }
shivanandgowdakr 1:74ecd404d5e5 228 return 1;
shivanandgowdakr 1:74ecd404d5e5 229 }
shivanandgowdakr 1:74ecd404d5e5 230 else
shivanandgowdakr 1:74ecd404d5e5 231 {
shivanandgowdakr 1:74ecd404d5e5 232 return -1;
shivanandgowdakr 1:74ecd404d5e5 233 }
deepikabhavnani 0:ddb5698aa782 234 }
shivanandgowdakr 1:74ecd404d5e5 235
shivanandgowdakr 1:74ecd404d5e5 236
shivanandgowdakr 1:74ecd404d5e5 237
shivanandgowdakr 1:74ecd404d5e5 238 int Validate_Card_Reply_Packet(char *rbuffer,char *barc_string)
shivanandgowdakr 1:74ecd404d5e5 239 {
shivanandgowdakr 1:74ecd404d5e5 240 int i=0,j=0;
shivanandgowdakr 1:74ecd404d5e5 241 if(rbuffer[0]=='1' &&rbuffer[1]=='1' && rbuffer[2]=='1' &&rbuffer[3]=='1'
shivanandgowdakr 1:74ecd404d5e5 242 && rbuffer[4]==':' &&rbuffer[19]==',' && rbuffer[20]=='C' &&
shivanandgowdakr 1:74ecd404d5e5 243 rbuffer[21]=='A' && rbuffer[22]=='R' && rbuffer[23]=='D' && rbuffer[24]==',')
shivanandgowdakr 1:74ecd404d5e5 244
shivanandgowdakr 1:74ecd404d5e5 245 {
shivanandgowdakr 1:74ecd404d5e5 246 //printf("Valid card ................................Reply \r\n");
shivanandgowdakr 1:74ecd404d5e5 247 i=25;
shivanandgowdakr 1:74ecd404d5e5 248 while(rbuffer[i]!=',')
shivanandgowdakr 1:74ecd404d5e5 249 {
shivanandgowdakr 1:74ecd404d5e5 250 if(rbuffer[i]=='\r'|rbuffer[i]=='\n') {
shivanandgowdakr 1:74ecd404d5e5 251 i++;
shivanandgowdakr 1:74ecd404d5e5 252 }
shivanandgowdakr 1:74ecd404d5e5 253 else {
shivanandgowdakr 1:74ecd404d5e5 254 barc_string[j]=rbuffer[i];
shivanandgowdakr 1:74ecd404d5e5 255 i++;
shivanandgowdakr 1:74ecd404d5e5 256 j++;
shivanandgowdakr 1:74ecd404d5e5 257 }
shivanandgowdakr 1:74ecd404d5e5 258 }
shivanandgowdakr 1:74ecd404d5e5 259 barc_string[i++]='\0';
shivanandgowdakr 1:74ecd404d5e5 260 //printf(" Valid card reply:%s",barc_string);
shivanandgowdakr 1:74ecd404d5e5 261 return j;
shivanandgowdakr 1:74ecd404d5e5 262 }
shivanandgowdakr 1:74ecd404d5e5 263 else
shivanandgowdakr 1:74ecd404d5e5 264 return 0;
shivanandgowdakr 1:74ecd404d5e5 265
shivanandgowdakr 1:74ecd404d5e5 266 }
shivanandgowdakr 1:74ecd404d5e5 267
shivanandgowdakr 1:74ecd404d5e5 268
shivanandgowdakr 1:74ecd404d5e5 269