Keegan Hu / Mbed 2 deprecated 仓库

init

Dependencies:   mbed

Fork of iot_example by YX ZHANG

main.cpp@7:49a823b5a935, 2017-12-13 (annotated)

Committer:
zhangyx
Date:
Wed Dec 13 10:09:44 2017 +0000
Revision:
7:49a823b5a935
Parent:
5:9a0acd11c445
Child:
8:d5e340a59c71
fix control command

Who changed what in which revision?

UserRevisionLine numberNew contents of line
brainliang 0:63af4719467f 1 /*-----------------------------------------------------
brainliang 0:63af4719467f 2 File Name : main.cpp
brainliang 0:63af4719467f 3 Purpose : For esp8266 mbed porting
brainliang 0:63af4719467f 4 Creation Date : 22-06-2017
brainliang 0:63af4719467f 5 Last Modified :
brainliang 0:63af4719467f 6 Created By : Jeasine Ma [jeasinema[at]gmail[dot]com]
brainliang 0:63af4719467f 7 -----------------------------------------------------*/
brainliang 0:63af4719467f 8 #include <cstdarg>
brainliang 0:63af4719467f 9 #include <cstring>
brainliang 0:63af4719467f 10 #include "mbed.h"
brainliang 0:63af4719467f 11 #include "esp8266.h"
brainliang 0:63af4719467f 12
zhangyx 7:49a823b5a935 13 Serial ser2usb(PA_2, PA_3, 115200);
zyx 3:06080fa094a0 14 DigitalOut LED(PD_2);
zhangyx 7:49a823b5a935 15 DigitalIn humansensor(PA_0);
zhangyx 7:49a823b5a935 16
zhangyx 7:49a823b5a935 17 int test_main(void){
zhangyx 7:49a823b5a935 18 Serial esp8266(PA_9, PA_10, 9600);
zhangyx 7:49a823b5a935 19 while(1){
zhangyx 7:49a823b5a935 20 if(ser2usb.readable())
zhangyx 7:49a823b5a935 21 esp8266.putc(ser2usb.getc());
zhangyx 7:49a823b5a935 22 if(esp8266.readable())
zhangyx 7:49a823b5a935 23 ser2usb.putc(esp8266.getc());
zhangyx 7:49a823b5a935 24 }
zhangyx 7:49a823b5a935 25 }
brainliang 0:63af4719467f 26
brainliang 0:63af4719467f 27 int main(void) {
zhangyx 7:49a823b5a935 28
zhangyx 1:3b487c4813a2 29 // 选定与 esp8266 相连接的串口，WiFi 名称和密码
zhangyx 1:3b487c4813a2 30 // 参数分别为 TX pin / RX pin / SSID / Password
zhangyx 7:49a823b5a935 31 Esp8266 client(PA_9, PA_10, "TSINGHUA.iCenter", "TS.icenter");
zyx 3:06080fa094a0 32
zyx 3:06080fa094a0 33 //声明所有的传感器，每行一个，每个由名字、单位两部分组成，最后一行必须为空指针作为结尾
zyx 3:06080fa094a0 34 //服务器收到声明后，将在网页上显示这些传感器
zyx 3:06080fa094a0 35 const char* sensors[][2] = {
zhangyx 7:49a823b5a935 36 //"pressure", "Pa",
zhangyx 7:49a823b5a935 37 // "temperature", "C",
zhangyx 7:49a823b5a935 38 // "humidity", "%",
zhangyx 7:49a823b5a935 39 "huamn","person",
zyx 3:06080fa094a0 40 NULL, NULL //最后一行以空指针作为结束标记
zyx 3:06080fa094a0 41 };
zyx 3:06080fa094a0 42
zyx 3:06080fa094a0 43 //声明所有的执行器，每行一个，每个由名字、参数类型两部分组成，最后一行必须为空指针作为结尾
zyx 3:06080fa094a0 44 //服务器收到声明后，将在网页上显示这些执行器
zyx 3:06080fa094a0 45 const char* actuators[][2] = {
zhangyx 5:9a0acd11c445 46 "servo1", "int",
zyx 3:06080fa094a0 47 "switch2", "int",
zyx 3:06080fa094a0 48 NULL, NULL //最后一行以空指针作为结束标记
zyx 3:06080fa094a0 49 };
zyx 3:06080fa094a0 50
zyx 3:06080fa094a0 51 //连接到服务器
zyx 3:06080fa094a0 52 client.connect_mqtt_broker("tdxls-iot.xicp.net", sensors, actuators);
zyx 3:06080fa094a0 53
brainliang 0:63af4719467f 54 ser2usb.printf("Initialization done.\r\n");
zyx 3:06080fa094a0 55
zyx 3:06080fa094a0 56 char actuator_name[32], control_value[32];
zyx 3:06080fa094a0 57 float last_report=0;
zyx 3:06080fa094a0 58 Timer t;// 定时器用于计量发送传感器数据的时间
zyx 3:06080fa094a0 59 t.start();
zyx 3:06080fa094a0 60
brainliang 0:63af4719467f 61 while(1) {
zyx 3:06080fa094a0 62 //检查有没有收到新的执行器控制指令
zyx 3:06080fa094a0 63 if(client.get_control_cmd(actuator_name, control_value)){
zyx 3:06080fa094a0 64 ser2usb.printf("Received CMD %s, %s\r\n", actuator_name, control_value);
zyx 3:06080fa094a0 65 //判断哪个执行器收到命令
zyx 3:06080fa094a0 66 if(strcmp(actuator_name, "switch1")){
zyx 3:06080fa094a0 67 //do something for switch1
zyx 3:06080fa094a0 68 LED = atoi(control_value);
zyx 3:06080fa094a0 69 }else if(strcmp(actuator_name, "switch2")){
zyx 3:06080fa094a0 70 //do something for switch2
zyx 3:06080fa094a0 71 }
zyx 3:06080fa094a0 72 }
zyx 3:06080fa094a0 73
zyx 3:06080fa094a0 74 if(t.read() - last_report > 1){ // 每1s发送汇报一次传感器数据
zyx 3:06080fa094a0 75
zyx 3:06080fa094a0 76 //汇报传感器数据，两个参数分别是传感器名字和值
zhangyx 7:49a823b5a935 77 //client.publish_value("pressure", "100000 Pa");
zhangyx 7:49a823b5a935 78 // client.publish_value("temperature", "20 C");
zhangyx 7:49a823b5a935 79 // client.publish_value("humidity", "30 %");
zhangyx 7:49a823b5a935 80 client.publish_value("huamn", "30 %");
zhangyx 5:9a0acd11c445 81
zhangyx 5:9a0acd11c445 82 last_report = t.read();
zyx 3:06080fa094a0 83 }
brainliang 0:63af4719467f 84 }
brainliang 0:63af4719467f 85 }