IOP
Bus alarm system with WIZwiki-W7500 for WIZnet Academy
Dependencies: Adafruit_GFX WIZnetInterface mbed
Fork of
Bus_Alarm_System_Helloworld_WIZwiki-W7500
by 
Lawrence Lee
Revision 0:6b8e3f9fafbd, committed 2015-10-15
- Comitter:
- joon874
- Date:
- Thu Oct 15 00:17:32 2015 +0000
- Commit message:
- Bus alarm system with WIZwiki-W7500 for WIZnet Academy
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Adafruit_GFX.lib Thu Oct 15 00:17:32 2015 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/nkhorman/code/Adafruit_GFX/#7fb1d4d3525d
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/WIZnetInterface.lib Thu Oct 15 00:17:32 2015 +0000 @@ -0,0 +1,1 @@ +http://developer.mbed.org/teams/WIZnet/code/WIZnetInterface/#1169973d836c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Thu Oct 15 00:17:32 2015 +0000
@@ -0,0 +1,122 @@
+#include "mbed.h"
+#include "EthernetInterface.h"
+#include "Adafruit_SSD1306.h"
+
+class I2CPreInit : public I2C
+{
+public:
+ I2CPreInit(PinName sda, PinName scl) : I2C(sda, scl)
+ {
+ frequency(100000);
+ start();
+ };
+};
+
+I2CPreInit gI2C(PA_10,PA_9);
+Adafruit_SSD1306_I2c gOled(gI2C,NC,0x78,64,128);
+
+//internal led
+DigitalOut red_led(LED1,1);
+DigitalOut blue_led(LED3,1);
+
+int main()
+{
+ int phy_link;
+ printf("Wait a second...\r\n");
+ uint8_t mac_addr[6] = {0x00, 0x08, 0xDC, 0x00, 0x01, 0x09};
+
+ EthernetInterface eth;
+ eth.init(mac_addr); //Use DHCP
+
+ eth.connect();
+
+ //phy link
+ do{
+ phy_link = eth.ethernet_link();
+ printf("...");
+ wait(2);
+ }while(!phy_link);
+ printf("IP Address is %s\r\n\r\n", eth.getIPAddress());
+
+ char buffer[1024];
+ int ret;
+
+ //BUS "GET /ws/rest/busarrivalservice?serviceKey=??&routeId=??&stationId=?? \n\n"
+ char http_cmd[] = "GET /ws/rest/busarrivalservice?serviceKey=1234567890&routeId=234000878&stationId=206000082 \n\n"; // 8100
+
+ while(1)
+ {
+ //TCP socket connect
+ TCPSocketConnection sock;
+ sock.connect("openapi.gbis.go.kr", 80);
+
+ sock.send_all(http_cmd, sizeof(http_cmd)-1);
+
+ while (true)
+ {
+ ret = sock.receive(buffer, sizeof(buffer)-1);
+
+ if (ret <= 0)
+ printf("fail\r\n");
+ //break;
+ else{
+ buffer[ret] = '\0';
+ printf("Received %d chars from server: %s\r\n", ret, buffer);
+ break;
+ }
+ }
+ printf("\r\n\r\n");
+
+
+ // parsing data
+ char *date;
+ char *bus_1st;
+ char *bus_2nd;
+
+ char current_date[11] = {0};
+ char arrive_bus1[2] = {0};
+ char arrive_bus2[2] = {0};
+
+ date = strstr(buffer, "<queryTime>");
+ for(int i=0;i<10;i++){
+ current_date[i] = date[i+11];
+ }
+
+ bus_1st = strstr(buffer, "<predictTime1>");
+ for(int i=0; i<2;i++){
+ arrive_bus1[i] = bus_1st[i+14];
+ if(arrive_bus1[i] == '<'){
+ arrive_bus1[i] = 0;
+ break;
+ }
+ }
+
+ bus_2nd = strstr(buffer, "<predictTime2>");
+ for(int i=0; i<2;i++){
+ arrive_bus2[i] = bus_2nd[i+14];
+ if(arrive_bus2[i] == '<'){
+ arrive_bus2[i] = 0;
+ break;
+ }
+ }
+
+ printf("current date : %s\r\n", current_date);
+ printf("arrival bus1 : %s\r\n", arrive_bus1);
+ printf("arrival bus2 : %s\r\n", arrive_bus2);
+
+
+ // OLED Display
+ gOled.begin();
+ gOled.clearDisplay();
+
+ gOled.printf("%s\n\n", current_date);
+ gOled.printf("No.8100\n\n");
+ gOled.printf("You have %s mins\n\n", arrive_bus1);
+ gOled.printf("Next Bus %s mins\n", arrive_bus2);
+ gOled.display();
+ gOled.setTextCursor(0,0);
+
+ wait(12);
+ };
+
+}
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Thu Oct 15 00:17:32 2015 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/34e6b704fe68 \ No newline at end of file