Junxiang Wu
OBU device client
Dependencies: C12832 EthernetInterface mbed-rtos mbed
Revision 0:8bda299b839b, committed 2017-09-07
- Comitter:
- jw574
- Date:
- Thu Sep 07 13:38:17 2017 +0000
- Commit message:
- OBU device client
Changed in this revision
diff -r 000000000000 -r 8bda299b839b C12832.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/C12832.lib Thu Sep 07 13:38:17 2017 +0000 @@ -0,0 +1,1 @@ +https://mbed.org/users/chris/code/C12832/#7de323fa46fe
diff -r 000000000000 -r 8bda299b839b EthernetInterface.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/EthernetInterface.lib Thu Sep 07 13:38:17 2017 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/EthernetInterface/#4d7bff17a592
diff -r 000000000000 -r 8bda299b839b main.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Thu Sep 07 13:38:17 2017 +0000
@@ -0,0 +1,193 @@
+//client_showout
+#include "mbed.h"
+#include "EthernetInterface.h"
+#include "C12832.h"
+
+C12832 lcd(D11, D13, D12, D7, D10);
+DigitalOut red(LED_RED);
+DigitalOut green(LED_GREEN);
+
+static const char* SERVER_IP = "192.168.1.1";
+static const char* CLIENT_IP = "192.168.1.2";
+static const char* MASK = "255.255.255.0";
+static const char* GATEWAY = "192.168.1.1";
+EthernetInterface eth;
+Thread *transmitter;
+Thread *receiver;
+Thread *init;
+void transmit(void const *args);
+void receive(void const *args);
+void init_eth(void const *args);
+int n;
+char counter[7]= {0};
+char counter1[4]= {0};
+
+//init eth point
+void init_eth(void const *args)
+{
+ eth.init(CLIENT_IP, MASK, GATEWAY);
+ int num=eth.connect();
+ if(num!=-1) {
+ transmitter= new Thread(transmit);
+ receiver=new Thread(receive);
+ }
+}
+//transmit function send information
+void transmit(void const *args)
+{
+ Endpoint server;
+ UDPSocket sock;
+ sock.init();
+ server.set_address(SERVER_IP, 6503);
+ while(1) {
+ sock.sendTo(server, counter, sizeof(counter));
+ }
+}
+//receive function receive to array "counter1"
+void receive(void const *args)
+{
+ UDPSocket server;
+ Endpoint client;
+ server.bind(6500);
+ while(1) {
+ client.set_address(CLIENT_IP,6500);
+ n = server.receiveFrom(client, counter1, sizeof(counter1));
+ if (counter1[0]==0&&counter1[1]==0&&counter1[2]==1) {
+ red =0;
+ green=1;
+ lcd.cls();
+ lcd.locate(0,3);
+ lcd.printf("red %d sec to green",counter1[3]);
+ //lcd.locate(0,15);
+ //lcd.printf("%d sec to green",counter1[3]);
+ } else if (counter1[0]==0&&counter1[1]==1&&counter1[2]==0) {
+ green =0;
+ red =1;
+ lcd.cls();
+ lcd.locate(0,3);
+ lcd.printf("green %d sec to yellow",counter1[3]);
+ //lcd.locate(0,15);
+ //lcd.printf("%d sec to yellow",counter1[3]);
+ } else if(counter1[0]==1&&counter1[1]==0&&counter1[2]==0) {
+ red =0;
+ green =0;
+ lcd.cls();
+ lcd.locate(0,3);
+ lcd.printf("yellow %d sec to red",counter1[3]);
+ /*lcd.locate(0,15);
+ lcd.printf("%d sec to red",counter1[3]);*/
+ }
+ wait(0.3f);
+ }
+}
+//random 0-9 number
+char random_num(void)
+{
+ return rand()%9;
+}
+//random 0-25 number
+char random_1_ABC(void)
+{
+ return 1+rand()%25;
+}
+//num 0-25 <=>'A'-'Z'
+char random_2_ABC(char x)
+{
+ if(x==1) {
+ return 'A';
+ } else if(x==2) {
+ return 'B';
+ } else if(x==3) {
+ return 'C';
+ } else if(x==4) {
+ return 'D';
+ } else if(x==5) {
+ return 'E';
+ } else if(x==6) {
+ return 'F';
+ } else if(x==7) {
+ return 'G';
+ } else if(x==8) {
+ return 'H';
+ } else if(x==9) {
+ return 'I';
+ } else if(x==10) {
+ return 'J';
+ } else if(x==11) {
+ return 'K';
+ } else if(x==12) {
+ return 'L';
+ } else if(x==13) {
+ return 'M';
+ } else if(x==14) {
+ return 'N';
+ } else if(x==15) {
+ return 'O';
+ } else if(x==16) {
+ return 'P';
+ } else if(x==17) {
+ return 'Q';
+ } else if(x==18) {
+ return 'R';
+ } else if(x==19) {
+ return 'S';
+ } else if(x==20) {
+ return 'T';
+ } else if(x==21) {
+ return 'U';
+ } else if(x==22) {
+ return 'V';
+ } else if(x==23) {
+ return 'W';
+ } else if(x==24) {
+ return 'X';
+ } else if(x==25) {
+ return 'Y';
+ } else {
+ return 'Z';
+ }
+}
+//first 2 vehicle number
+char first_2_word(void)
+{
+ while(1) {
+ char num =random_2_ABC(random_1_ABC());
+ if(num!='I'&&num!='Q'&&num!='Z') {
+ return num;
+ }
+ }
+}
+//last 3 vehicle number
+char last_3_word(void)
+{
+ while(1) {
+ char num =random_2_ABC(random_1_ABC());
+ if(num!='I'&&num!='Q') {
+ return num;
+ }
+ }
+}
+//send all vehicle number to array "counter"
+void setcounter1(void)
+{
+ counter[0]=first_2_word();
+ counter[1]=first_2_word();
+ counter[2]=random_num();
+ counter[3]=random_num();
+ counter[4]=last_3_word();
+ counter[5]=last_3_word();
+ counter[6]=last_3_word();
+ /*lcd.cls();
+ lcd.locate(0,3);
+ lcd.printf("%c%c%d%d%c%c%c",counter[0],counter[1],counter[2],counter[3],counter[4],counter[5],counter[6]);*/
+ wait(3);
+}
+int main()
+{
+ red =1;
+ green =1;
+ init=new Thread(init_eth);
+ while (true) {
+ setcounter1();
+ }
+}
diff -r 000000000000 -r 8bda299b839b mbed-rtos.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-rtos.lib Thu Sep 07 13:38:17 2017 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed-rtos/#dfc27975e193
diff -r 000000000000 -r 8bda299b839b mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Thu Sep 07 13:38:17 2017 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/87f2f5183dfb \ No newline at end of file