Dweet IO example for WIZwiki-W7500
Dependencies: HTTPClient WIZnetInterface mbed
Fork of dweetIoExample by
Prerequisite
This example is for sending data to DweetIO.
To implement this function, you need a Platform board, network Interface board.
- WIZwiki-W7500 from WIZnet (Platform board and Ethernet I/F board)
- ETC: PGM5537(CDS sensor) + 10k resistor
Hardware Configuration
WIZwiki-W7500 Pin map
Software
main.cpp
#include "mbed.h" #include "EthernetInterface.h" #include "HTTPClient.h" const char * IP_Addr = "IP Address"; const char * IP_Subnet = "IP Subnet"; const char * IP_Gateway = "IP Gateway"; unsigned char MAC_Addr[6] = {0x00,0x08,0xDC,0x12,0x34,0x56}; Serial pc(USBTX, USBRX); AnalogIn CDSSensor(PC_15);//Analog A0 input. pgm5537 CDS sensor and 10k resistor. /****************** VCC A0 GND | | | | | | | | | | | | --10k-----CDS--- *******************/ int main() { pc.printf("Start!\r\n\r\n"); EthernetInterface ethernet; mbed_mac_address((char *)MAC_Addr); //Use mbed mac addres pc.baud(115200); #if USE_DHCP int ret = ethernet.init(MAC_Addr); #else int ret = ethernet.init(MAC_Addr,IP_Addr,IP_Subnet,IP_Gateway); #endif if (!ret) { pc.printf("Initialized, MAC: %s\r\n", ethernet.getMACAddress()); ret = ethernet.connect(); if (!ret) { pc.printf("IP: %s, MASK: %s, GW: %s\r\n", ethernet.getIPAddress(), ethernet.getNetworkMask(), ethernet.getGateway()); } else { pc.printf("Error ethernet.connect() - ret = %d\r\n", ret); exit(0); } } else { pc.printf("Error ethernet.init() - ret = %d\r\n", ret); exit(0); } char str[512] = ""; char get_msg[128] = ""; /* http://dweet.io/follow/nameYouWant */ char nameYouWant[] = "nameYouWant"; while(1) { sprintf(get_msg,"http://dweet.io/dweet/for/%s?a0=%d",nameYouWant,(int)(CDSSensor.read()*1000)); HTTPClient http; pc.printf("Send post message to dweet.io\r\n"); pc.printf("msg : %s\r\n",get_msg); ret = http.get(get_msg, str, sizeof(str)); if(!ret) { pc.printf("\r\nPage fetched successfully - read %d characters\r\n", strlen(str)); pc.printf("Result: %s\r\n", str); } else { pc.printf("Error - ret = %d - HTTP return code = %d\n", ret, http.getHTTPResponseCode()); } wait(10); } }
main.cpp@0:d372849df255, 2015-05-07 (annotated)
- Committer:
- bangbh
- Date:
- Thu May 07 02:19:12 2015 +0000
- Revision:
- 0:d372849df255
- Child:
- 1:06d1dfb5b7eb
Dweet IO example with "Wiznet W5500 Ethernet kit for IoT".
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bangbh | 0:d372849df255 | 1 | #include "mbed.h" |
bangbh | 0:d372849df255 | 2 | #include "WIZnetInterface.h" |
bangbh | 0:d372849df255 | 3 | #include "HTTPClient.h" |
bangbh | 0:d372849df255 | 4 | |
bangbh | 0:d372849df255 | 5 | #define USE_DHCP 0 |
bangbh | 0:d372849df255 | 6 | |
bangbh | 0:d372849df255 | 7 | const char * IP_Addr = "222.98.173.212"; |
bangbh | 0:d372849df255 | 8 | const char * IP_Subnet = "255.255.255.192"; |
bangbh | 0:d372849df255 | 9 | const char * IP_Gateway = "222.98.173.254"; |
bangbh | 0:d372849df255 | 10 | unsigned char MAC_Addr[6] = {0x00,0x08,0xDC,0x12,0x34,0x56}; |
bangbh | 0:d372849df255 | 11 | |
bangbh | 0:d372849df255 | 12 | Serial pc(USBTX, USBRX); |
bangbh | 0:d372849df255 | 13 | |
bangbh | 0:d372849df255 | 14 | #ifdef TARGET_LPC11U68 |
bangbh | 0:d372849df255 | 15 | SPI spi(P0_9,P0_8,P1_29); |
bangbh | 0:d372849df255 | 16 | WIZnetInterface ethernet(&spi,P0_2,P1_13); |
bangbh | 0:d372849df255 | 17 | AnalogIn CDSSensor(P1_9);//Analog A0 input. pgm5537 CDS sensor and 10k resistor. |
bangbh | 0:d372849df255 | 18 | /****************** |
bangbh | 0:d372849df255 | 19 | VCC A0 GND |
bangbh | 0:d372849df255 | 20 | | | | |
bangbh | 0:d372849df255 | 21 | | | | |
bangbh | 0:d372849df255 | 22 | | | | |
bangbh | 0:d372849df255 | 23 | | | | |
bangbh | 0:d372849df255 | 24 | --10k-----CDS--- |
bangbh | 0:d372849df255 | 25 | *******************/ |
bangbh | 0:d372849df255 | 26 | #endif |
bangbh | 0:d372849df255 | 27 | |
bangbh | 0:d372849df255 | 28 | int main() { |
bangbh | 0:d372849df255 | 29 | |
bangbh | 0:d372849df255 | 30 | mbed_mac_address((char *)MAC_Addr); //Use mbed mac addres |
bangbh | 0:d372849df255 | 31 | pc.baud(115200); |
bangbh | 0:d372849df255 | 32 | #if USE_DHCP |
bangbh | 0:d372849df255 | 33 | int ret = ethernet.init(MAC_Addr); |
bangbh | 0:d372849df255 | 34 | #else |
bangbh | 0:d372849df255 | 35 | int ret = ethernet.init(MAC_Addr,IP_Addr,IP_Subnet,IP_Gateway); |
bangbh | 0:d372849df255 | 36 | #endif |
bangbh | 0:d372849df255 | 37 | if (!ret) { |
bangbh | 0:d372849df255 | 38 | pc.printf("Initialized, MAC: %s\r\n", ethernet.getMACAddress()); |
bangbh | 0:d372849df255 | 39 | ret = ethernet.connect(); |
bangbh | 0:d372849df255 | 40 | if (!ret) { |
bangbh | 0:d372849df255 | 41 | pc.printf("IP: %s, MASK: %s, GW: %s\r\n", |
bangbh | 0:d372849df255 | 42 | ethernet.getIPAddress(), ethernet.getNetworkMask(), ethernet.getGateway()); |
bangbh | 0:d372849df255 | 43 | } else { |
bangbh | 0:d372849df255 | 44 | pc.printf("Error ethernet.connect() - ret = %d\r\n", ret); |
bangbh | 0:d372849df255 | 45 | exit(0); |
bangbh | 0:d372849df255 | 46 | } |
bangbh | 0:d372849df255 | 47 | } else { |
bangbh | 0:d372849df255 | 48 | pc.printf("Error ethernet.init() - ret = %d\r\n", ret); |
bangbh | 0:d372849df255 | 49 | exit(0); |
bangbh | 0:d372849df255 | 50 | } |
bangbh | 0:d372849df255 | 51 | |
bangbh | 0:d372849df255 | 52 | char str[512]; |
bangbh | 0:d372849df255 | 53 | char get_msg[128]= ""; |
bangbh | 0:d372849df255 | 54 | |
bangbh | 0:d372849df255 | 55 | /* |
bangbh | 0:d372849df255 | 56 | http://dweet.io/follow/nameYouWant |
bangbh | 0:d372849df255 | 57 | */ |
bangbh | 0:d372849df255 | 58 | char nameYouWant[] = "nameYouWant"; |
bangbh | 0:d372849df255 | 59 | while(1) |
bangbh | 0:d372849df255 | 60 | { |
bangbh | 0:d372849df255 | 61 | sprintf(get_msg,"http://dweet.io/dweet/for/%s?a0=%d",nameYouWant,(int)(CDSSensor.read()*1000)); |
bangbh | 0:d372849df255 | 62 | HTTPClient http; |
bangbh | 0:d372849df255 | 63 | |
bangbh | 0:d372849df255 | 64 | pc.printf("Send post message to dweet.io\r\n"); |
bangbh | 0:d372849df255 | 65 | pc.printf("msg : %s\r\n",get_msg); |
bangbh | 0:d372849df255 | 66 | ret = http.get(get_msg, str, sizeof(str)); |
bangbh | 0:d372849df255 | 67 | if(!ret) |
bangbh | 0:d372849df255 | 68 | { |
bangbh | 0:d372849df255 | 69 | pc.printf("\r\nPage fetched successfully - read %d characters\r\n", strlen(str)); |
bangbh | 0:d372849df255 | 70 | pc.printf("Result: %s\r\n", str); |
bangbh | 0:d372849df255 | 71 | } |
bangbh | 0:d372849df255 | 72 | else |
bangbh | 0:d372849df255 | 73 | { |
bangbh | 0:d372849df255 | 74 | pc.printf("Error - ret = %d - HTTP return code = %d\n", ret, http.getHTTPResponseCode()); |
bangbh | 0:d372849df255 | 75 | } |
bangbh | 0:d372849df255 | 76 | wait(5); |
bangbh | 0:d372849df255 | 77 | } |
bangbh | 0:d372849df255 | 78 | |
bangbh | 0:d372849df255 | 79 | } |