heejeong koo
DHT22
Dependencies: DHT_HW3 SDFileSystem mbed
Revision 1:cd3ca60ba7e8, committed 2018-01-02
- Comitter:
- priscilla5328
- Date:
- Tue Jan 02 14:09:45 2018 +0000
- Parent:
- 0:97c2d4128ff3
- Commit message:
- 21400032/Koo_Heejeong/HW3
Changed in this revision
--- a/DHT.lib Thu Jul 20 09:05:08 2017 +0000 +++ b/DHT.lib Tue Jan 02 14:09:45 2018 +0000 @@ -1,1 +1,1 @@ -https://developer.mbed.org/users/david8251/code/DHT/#1e78a462b211 +https://os.mbed.com/users/priscilla5328/code/DHT_HW3/#d69bf5f18bf8
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/easy-connect.lib Tue Jan 02 14:09:45 2018 +0000 @@ -0,0 +1,1 @@ +https://github.com/ARMmbed/easy-connect/#a913964341394430cd3997c6f2950f93ba1d75c8
--- a/main.cpp Thu Jul 20 09:05:08 2017 +0000
+++ b/main.cpp Tue Jan 02 14:09:45 2018 +0000
@@ -1,33 +1,70 @@
+#include <string.h>
#include "mbed.h"
+#include "easy-connect.h"
+#include "TCPSocket.h"
#include "DHT.h"
-DHT sensor(D7,DHT22);
+DHT sensor(A0,DHT22);
+
+#define SERVER_IP "192.168.0.5"
+#define SERVER_PORT 50000
+
+Serial pc(USBTX, USBRX);
+
+char rec_buf[20];
+
+int main(){
+ int error = 0;
+ pc.baud(115200);
-void task_DHT();
+ pc.printf("\r\nConnecting...\r\n");
+ NetworkInterface *network = easy_connect(true);
+ while(!network){
+ pc.printf("Error: Cannot connect to the network\r\n");
+ wait(1);
+ network = easy_connect(true);
+ }
+
+ pc.printf("Success\r\n\r\n");
+ pc.printf("MAC: %s\r\n", network->get_mac_address());
+ pc.printf("IP: %s\r\n", network->get_ip_address());
+ pc.printf("Netmask: %s\r\n", network->get_netmask());
+ pc.printf("Gateway: %s\r\n", network->get_gateway());
+ pc.printf("RSSI: %d\r\n\r\n", wifi.get_rssi());
+
+ pc.printf("\r\nDone\r\n");
-int main()
-{
-
- while(1) {
- task_DHT();
+ TCPSocket socket;
+
+ socket.open(network);
+ socket.connect(SERVER_IP, SERVER_PORT);
+
+ int c = 0, h = 0;
+ int send_cnt, rec_cnt;
+ while(1){
+ pc.printf("Sending request to %s : %d ...\r\n", SERVER_IP, SERVER_PORT);
+ char rec_buf[64]={};
+ rec_cnt = socket.recv(rec_buf, sizeof rec_buf);
+ pc.printf("%s\r\n", rec_buf);
+ if(!strcmp(rec_buf, "GET /DHT22\r\n")){
+ char send_buf[64]={};
+ send_cnt = socket.send("OK\r\n", sizeof("OK\r\n"));
+ error = sensor.readData();
+ if (error == 0) {
+ c = sensor.ReadTemperature(CELCIUS);
+ h = sensor.ReadHumidity();
+ }
+ else {
+ printf("Error: %d\r\n", error);
+ }
+ sprintf(send_buf, "{ \"temp\": \"%d\", \"humid\": \"%d\"}\r\n", c, h);
+ send_cnt = socket.send(send_buf, sizeof(send_buf));
+ pc.printf(send_buf);
+ }
+ else{
+ pc.printf("Unknown request\r\n");
+ send_cnt = socket.send("Unknown request\r\n", sizeof("Unknown request\r\n"));
+ }
}
}
-void task_DHT(){
- int error = 0;
- int h, c,f;
- float dp = 0.0f;
-
- wait(2.0f);
- error = sensor.readData();
- if (0 == error) {
- c = sensor.ReadTemperature(CELCIUS);
- f = sensor.ReadTemperature(FARENHEIT);
- h = sensor.ReadHumidity();
- dp = sensor.CalcdewPoint(c, h);
-
- printf("Temperature in Celcius: %d, Farenheit %d\r\n", c, f);
- printf("Humidity is %d, Dewpoint: %4.2f\r\n\n", h, dp);
- } else {
- printf("Error: %d\r\n", error);
- }
-}
+
--- a/mbed-os.lib Thu Jul 20 09:05:08 2017 +0000 +++ b/mbed-os.lib Tue Jan 02 14:09:45 2018 +0000 @@ -1,1 +1,1 @@ -https://github.com/ARMmbed/mbed-os/#a1c0840b3d69060e5eb708edb18358e424a40f51 +https://github.com/ARMmbed/mbed-os/#269f58d75b752a4e67a6a2d8c5c698635ffd6752
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Jan 02 14:09:45 2018 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/mbed_official/code/mbed/builds/7130f322cb7e \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed_app.json Tue Jan 02 14:09:45 2018 +0000
@@ -0,0 +1,78 @@
+{
+ "config": {
+ "network-interface":{
+ "help": "options are ETHERNET, WIFI_ESP8266, WIFI_ODIN, MESH_LOWPAN_ND, MESH_THREAD",
+ "value": "WIFI_ESP8266"
+ },
+ "mesh_radio_type": {
+ "help": "options are ATMEL, MCR20",
+ "value": "ATMEL"
+ },
+ "esp8266-tx": {
+ "help": "Pin used as TX (connects to ESP8266 RX)",
+ "value": "D8"
+ },
+ "esp8266-rx": {
+ "help": "Pin used as RX (connects to ESP8266 TX)",
+ "value": "D2"
+ },
+ "esp8266-debug": {
+ "value": true
+ },
+ "wifi-ssid": {
+ "value": "\"netlab2\""
+ },
+ "wifi-password": {
+ "value": "\"netlab2@414\""
+ },
+ "button": {
+ "help": "Pin which you'll use as button (can be overriden per target below)",
+ "value": "BUTTON1"
+ },
+ "builtin_led_on": {
+ "help": "Value to write to built-in LEDs to turn them on",
+ "value": 1,
+ "macro_name": "BUILTIN_LED_ON"
+ },
+ "builtin_led_off": {
+ "help": "Value to write to built-in LEDs to turn them off",
+ "value": 0,
+ "macro_name": "BUILTIN_LED_OFF"
+ }
+ },
+ "target_overrides": {
+ "*": {
+ "target.features_add": ["NANOSTACK", "LOWPAN_ROUTER", "COMMON_PAL"],
+ "platform.stdio-baud-rate": 115200,
+ "platform.stdio-convert-newlines": true,
+ "mbed-mesh-api.6lowpan-nd-channel-page": 0,
+ "mbed-mesh-api.6lowpan-nd-channel": 12,
+ "mbed-trace.enable": 0
+ },
+ "K64F": {
+ "button": "SW2",
+ "builtin_led_on": 0,
+ "builtin_led_off": 1
+ },
+ "HEXIWEAR": {
+ "button": "PTA12",
+ "esp8266-tx": "PTD3",
+ "esp8266-rx": "PTD2"
+ },
+ "NUCLEO_F401RE": {
+ "button": "USER_BUTTON",
+ "esp8266-tx": "D8",
+ "esp8266-rx": "D2"
+ },
+ "NUCLEO_F411RE": {
+ "button": "USER_BUTTON",
+ "esp8266-tx": "D8",
+ "esp8266-rx": "D2"
+ },
+ "NUMAKER_PFM_NUC472": {
+ "button": "SW1",
+ "builtin_led_on": 0,
+ "builtin_led_off": 1
+ }
+ }
+}