for znrobotics workshop
Dependencies: DHT22 HTTPClient SDFileSystem WIZnet_Library mbed
Fork of archlink_Temperture_dweetio by
This program is for seeed arch link, using wiznet w550 ethernet interface. not compatible with mbed ethernet interface.
main.cpp@5:35f80d88820f, 2016-06-16 (annotated)
- Committer:
- menggang
- Date:
- Thu Jun 16 03:09:43 2016 +0000
- Revision:
- 5:35f80d88820f
- Parent:
- 4:81af9a9f7844
- Child:
- 6:dbf5cf5ca7b1
use timer to collect information.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Kevin_Lee | 4:81af9a9f7844 | 1 | /* This is just a demo by Kevin Lee */ |
Kevin_Lee | 0:29bbc7eec5e1 | 2 | #include "mbed.h" |
Kevin_Lee | 0:29bbc7eec5e1 | 3 | #include "SDFileSystem.h" |
Kevin_Lee | 0:29bbc7eec5e1 | 4 | #include "WIZnetInterface.h" |
Kevin_Lee | 2:8b304d2b4ca5 | 5 | #include "HTTPClient.h" |
menggang | 5:35f80d88820f | 6 | #include "DHT22.h" |
Kevin_Lee | 0:29bbc7eec5e1 | 7 | |
Kevin_Lee | 2:8b304d2b4ca5 | 8 | #define USE_DHCP 0 |
Kevin_Lee | 0:29bbc7eec5e1 | 9 | #define LOOPBACKPORT 5000 |
menggang | 5:35f80d88820f | 10 | |
Kevin_Lee | 0:29bbc7eec5e1 | 11 | int W5500_Test(void); |
Kevin_Lee | 1:0f6a216263aa | 12 | |
menggang | 5:35f80d88820f | 13 | float* temperature_get(); /* Grove - Temperature Sensor V1.2 */ |
menggang | 5:35f80d88820f | 14 | float th[2]; |
Kevin_Lee | 3:cfc6ff08a668 | 15 | |
Kevin_Lee | 0:29bbc7eec5e1 | 16 | SPI spi(SPI_PSELMOSI0, SPI_PSELMISO0, SPI_PSELSCK0); |
Kevin_Lee | 0:29bbc7eec5e1 | 17 | WIZnetInterface ethernet(&spi, p24, p17); // Spi ,cs, reset |
Kevin_Lee | 0:29bbc7eec5e1 | 18 | int ret, dummy, lv = 1; |
menggang | 5:35f80d88820f | 19 | const char * IP_Addr = "192.168.1.123"; |
Kevin_Lee | 0:29bbc7eec5e1 | 20 | const char * IP_Subnet = "255.255.255.0"; |
menggang | 5:35f80d88820f | 21 | const char * IP_Gateway = "192.168.1.1"; |
menggang | 5:35f80d88820f | 22 | const char * DEVICE_ID = "933691ed-1f00-4826-953a-d56841f65240"; |
Kevin_Lee | 0:29bbc7eec5e1 | 23 | unsigned char MAC_Addr[6] = {0x00,0x08,0xDC,0x1C,0xAA,0xCA}; |
menggang | 5:35f80d88820f | 24 | |
menggang | 5:35f80d88820f | 25 | const int time_interval = 10; // 10 seconds; |
menggang | 5:35f80d88820f | 26 | |
menggang | 5:35f80d88820f | 27 | // timer event; |
menggang | 5:35f80d88820f | 28 | Timeout flipper; |
menggang | 5:35f80d88820f | 29 | void timer_ticked(); |
Kevin_Lee | 0:29bbc7eec5e1 | 30 | |
Kevin_Lee | 0:29bbc7eec5e1 | 31 | DigitalOut myled(LED1); |
Kevin_Lee | 0:29bbc7eec5e1 | 32 | //Arch Link |
Kevin_Lee | 0:29bbc7eec5e1 | 33 | Serial pc(USBTX, USBRX); /* uart */ |
menggang | 5:35f80d88820f | 34 | DHT22 dht22(p6); |
Kevin_Lee | 3:cfc6ff08a668 | 35 | |
Kevin_Lee | 3:cfc6ff08a668 | 36 | AnalogIn ain(A0); |
Kevin_Lee | 3:cfc6ff08a668 | 37 | |
Kevin_Lee | 0:29bbc7eec5e1 | 38 | int main() { |
Kevin_Lee | 1:0f6a216263aa | 39 | char buffer[256]; |
Kevin_Lee | 0:29bbc7eec5e1 | 40 | wait(1); |
menggang | 5:35f80d88820f | 41 | pc.baud(9600); |
Kevin_Lee | 0:29bbc7eec5e1 | 42 | wait(1); |
Kevin_Lee | 3:cfc6ff08a668 | 43 | |
Kevin_Lee | 2:8b304d2b4ca5 | 44 | if(W5500_Test() == 0) { // Internet is ok |
Kevin_Lee | 0:29bbc7eec5e1 | 45 | printf("W5500 tested OK \r\n"); |
Kevin_Lee | 1:0f6a216263aa | 46 | |
menggang | 5:35f80d88820f | 47 | // start timer tick event. |
menggang | 5:35f80d88820f | 48 | flipper.attach(&timer_ticked, timer_interval); |
menggang | 5:35f80d88820f | 49 | |
Kevin_Lee | 3:cfc6ff08a668 | 50 | char str[512]; |
menggang | 5:35f80d88820f | 51 | char post_data[256]= ""; |
menggang | 5:35f80d88820f | 52 | |
Kevin_Lee | 3:cfc6ff08a668 | 53 | while(1) |
Kevin_Lee | 2:8b304d2b4ca5 | 54 | { |
menggang | 5:35f80d88820f | 55 | float* th = temperature_get(); |
menggang | 5:35f80d88820f | 56 | printf("temperature: %.2f -- Humidity: %.2f.\r\n",th[0], th[1]); |
menggang | 5:35f80d88820f | 57 | |
menggang | 5:35f80d88820f | 58 | pc.printf("Posting message to znrobotics server.\r\n"); |
menggang | 5:35f80d88820f | 59 | // http://machine.address:port/did/temperature?param1=v1¶m2=v2 |
menggang | 5:35f80d88820f | 60 | sprintf(post_data, "http://192.168.1.222:3000/temperature?deviceid=%s&temperature=%.2f", DEVICE_ID, th[0]); |
menggang | 5:35f80d88820f | 61 | |
Kevin_Lee | 3:cfc6ff08a668 | 62 | HTTPClient http; |
Kevin_Lee | 3:cfc6ff08a668 | 63 | ret = http.get(get_msg, str, sizeof(str)); |
Kevin_Lee | 3:cfc6ff08a668 | 64 | if(!ret) |
Kevin_Lee | 3:cfc6ff08a668 | 65 | { |
menggang | 5:35f80d88820f | 66 | pc.printf("Result: %s\r\n", str); |
Kevin_Lee | 3:cfc6ff08a668 | 67 | } |
Kevin_Lee | 3:cfc6ff08a668 | 68 | else |
Kevin_Lee | 3:cfc6ff08a668 | 69 | { |
menggang | 5:35f80d88820f | 70 | pc.printf("Error - ret = %d - HTTP return code = %d\n", ret, http.getHTTPResponseCode()); |
Kevin_Lee | 3:cfc6ff08a668 | 71 | } |
Kevin_Lee | 3:cfc6ff08a668 | 72 | wait(10); |
Kevin_Lee | 3:cfc6ff08a668 | 73 | } |
Kevin_Lee | 0:29bbc7eec5e1 | 74 | } |
Kevin_Lee | 0:29bbc7eec5e1 | 75 | |
Kevin_Lee | 0:29bbc7eec5e1 | 76 | while(1) { |
Kevin_Lee | 0:29bbc7eec5e1 | 77 | myled = 1; |
menggang | 5:35f80d88820f | 78 | printf("light on\r\n"); |
Kevin_Lee | 0:29bbc7eec5e1 | 79 | wait(3); |
Kevin_Lee | 0:29bbc7eec5e1 | 80 | myled = 0; |
menggang | 5:35f80d88820f | 81 | printf("light off\r\n"); |
Kevin_Lee | 0:29bbc7eec5e1 | 82 | wait(3); |
Kevin_Lee | 0:29bbc7eec5e1 | 83 | } |
Kevin_Lee | 0:29bbc7eec5e1 | 84 | } |
Kevin_Lee | 0:29bbc7eec5e1 | 85 | |
menggang | 5:35f80d88820f | 86 | void timer_ticked() |
menggang | 5:35f80d88820f | 87 | { |
menggang | 5:35f80d88820f | 88 | |
menggang | 5:35f80d88820f | 89 | } |
menggang | 5:35f80d88820f | 90 | |
Kevin_Lee | 0:29bbc7eec5e1 | 91 | int W5500_Test(void) |
Kevin_Lee | 0:29bbc7eec5e1 | 92 | { |
Kevin_Lee | 0:29bbc7eec5e1 | 93 | mbed_mac_address((char *)MAC_Addr); //Use mbed mac addres |
Kevin_Lee | 0:29bbc7eec5e1 | 94 | wait(1); |
Kevin_Lee | 0:29bbc7eec5e1 | 95 | printf("Start to test ethernet!\r\n"); |
Kevin_Lee | 0:29bbc7eec5e1 | 96 | |
Kevin_Lee | 0:29bbc7eec5e1 | 97 | #if USE_DHCP |
Kevin_Lee | 0:29bbc7eec5e1 | 98 | printf("use DHCP\r\n"); |
Kevin_Lee | 0:29bbc7eec5e1 | 99 | ret = ethernet.init(MAC_Addr); |
Kevin_Lee | 0:29bbc7eec5e1 | 100 | #else |
Kevin_Lee | 0:29bbc7eec5e1 | 101 | printf("do NOT use DHCP\r\n"); |
Kevin_Lee | 0:29bbc7eec5e1 | 102 | int ret = ethernet.init(MAC_Addr,IP_Addr,IP_Subnet,IP_Gateway); |
Kevin_Lee | 0:29bbc7eec5e1 | 103 | #endif |
Kevin_Lee | 0:29bbc7eec5e1 | 104 | |
Kevin_Lee | 0:29bbc7eec5e1 | 105 | if (!ret) { |
Kevin_Lee | 0:29bbc7eec5e1 | 106 | pc.printf("Initialized, MAC: %s\r\n", ethernet.getMACAddress()); |
Kevin_Lee | 0:29bbc7eec5e1 | 107 | ret = ethernet.connect(); |
Kevin_Lee | 0:29bbc7eec5e1 | 108 | if (!ret) { |
Kevin_Lee | 0:29bbc7eec5e1 | 109 | pc.printf("IP: %s, MASK: %s, GW: %s\r\n", |
Kevin_Lee | 0:29bbc7eec5e1 | 110 | ethernet.getIPAddress(), ethernet.getNetworkMask(), ethernet.getGateway()); |
Kevin_Lee | 0:29bbc7eec5e1 | 111 | return 0; |
Kevin_Lee | 0:29bbc7eec5e1 | 112 | } else { |
Kevin_Lee | 0:29bbc7eec5e1 | 113 | pc.printf("Error ethernet.connect() - ret = %d\r\n", ret); |
Kevin_Lee | 0:29bbc7eec5e1 | 114 | //exit(0); |
Kevin_Lee | 0:29bbc7eec5e1 | 115 | return -1; |
Kevin_Lee | 0:29bbc7eec5e1 | 116 | } |
Kevin_Lee | 0:29bbc7eec5e1 | 117 | } else { |
Kevin_Lee | 0:29bbc7eec5e1 | 118 | pc.printf("Error ethernet.init() - ret = %d\r\n", ret); |
Kevin_Lee | 0:29bbc7eec5e1 | 119 | //exit(0); |
Kevin_Lee | 0:29bbc7eec5e1 | 120 | return -1; |
Kevin_Lee | 0:29bbc7eec5e1 | 121 | } |
Kevin_Lee | 3:cfc6ff08a668 | 122 | } |
Kevin_Lee | 3:cfc6ff08a668 | 123 | |
menggang | 5:35f80d88820f | 124 | float* temperature_get() |
Kevin_Lee | 3:cfc6ff08a668 | 125 | { |
menggang | 5:35f80d88820f | 126 | int error = 0; |
menggang | 5:35f80d88820f | 127 | |
menggang | 5:35f80d88820f | 128 | float temp, hum; |
menggang | 5:35f80d88820f | 129 | |
menggang | 5:35f80d88820f | 130 | error = dht22.sample(); |
menggang | 5:35f80d88820f | 131 | |
menggang | 5:35f80d88820f | 132 | // read successfully |
menggang | 5:35f80d88820f | 133 | if (1 == error) { |
menggang | 5:35f80d88820f | 134 | // YOUR CODE GOES HERE, read temperature and humidity |
menggang | 5:35f80d88820f | 135 | temp = dht22.getTemperature()/10.0f; //TODO; |
menggang | 5:35f80d88820f | 136 | hum = dht22.getHumidity()/10.0f; //TODO; |
menggang | 5:35f80d88820f | 137 | th[0] = temp; |
menggang | 5:35f80d88820f | 138 | th[1] = hum; |
menggang | 5:35f80d88820f | 139 | // printf("temp: %2.2f , hum:%2.2f \r\n",temp,hum); |
menggang | 5:35f80d88820f | 140 | } else { |
menggang | 5:35f80d88820f | 141 | printf("Error: %d\n", error); |
menggang | 5:35f80d88820f | 142 | } |
menggang | 5:35f80d88820f | 143 | |
menggang | 5:35f80d88820f | 144 | return th; |
menggang | 5:35f80d88820f | 145 | } |