代码收藏家 ESP8266通过AT指令获取时间与心知天气信息
一.硬件：ESP8266,USB TO TTL模块，软件：串口调试助手
二.在心知官网注册账号:心知天气 – 高精度气象数据 – 天气数据API接口 – 行业气象解决方案
三.连接esp8266和usb转ttl，打开串口调试助手
四.发送AT指令
1.复位模块
发送AT+RST
返回ready
2.测试AT指令
发送AT
返回OK
3.配置STA模式
发送AT+CWMODE=1
返回OK
4.连接wifi
发送AT+CWJAP="wifi名称","wifi密码"
返回OK
5.设置时间地域
发送AT+CIPSNTPCFG=1,8
返回OK
6.获取时间
发送AT+CIPSNTPTIME?
返回+CIPSNTPTIME:Fri Jul 22 17:33:39 2022
OK
7.连接心知服务器
发送AT+CIPSTART="TCP","api.seniverse.com",80
返回OK
8.使能esp8266透传模式
发送AT+CIPMODE=1 //0：禁止 1：使能
返回OK
9.开启数据传输
发送AT+CIPSEND
返回OK
10.获取天气信息（私钥，城市，语言）
发送GET https://api.seniverse.com/v3/weather/now.json?key=ScuqSTA5ihQt3Oyhf&location=chengdu&language=zh-Hans&unit=c
返回{"results":[{"location":{"id":"WM6N2PM3WY2K","name":"成都","country":"CN","path":"成都,成都,四川,中国","timezone":"Asia/Shanghai","timezone_offset":"+08:00"},"now":{"text":"阴","code":"9","temperature":"20"},"last_update":"2022-09-26T10:50:12+08:00"}]}
11.退出透传，取消发送新行
发送+++
12.禁止esp8266透传模式
发送AT+CIPMODE=0
返回OK
13.断开服务器连接
发送AT+CIPCLOSE
返回OK
五.以下为串口调试助手调试记录
AT+RST
OK
WIFI DISCONNECT
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################################################
arch:ESP8266, 1
compile_time:Ai-Thinker|B&T
wifi_mac:e098068a38E7
sdk_version:v3.4-22-g967752e2
firmware_version:2.2.0
compile_time:Jun 30 2021 11:28:20
ready
################################################WIFI CONNECTED
WIFI GOT IP
AT
OK
AT+CWMODE=1
OK
AT+CWJAP="SZT","18190815525"
WIFI DISCONNECT
WIFI CONNECTED
WIFI GOT IP
OK
AT+CIPSTART="TCP","api.seniverse.com",80
CONNECT
OK
AT+CIPMODE=1
OK
AT+CIPSEND
OK
>{"results":[{"location":{"id":"WM6N2PM3WY2K","name":"成都","country":"CN","path":"成都,成都,四川,中国","timezone":"Asia/Shanghai","timezone_offset":"+08:00"},"now":{"text":"阴","code":"9","temperature":"20"},"last_update":"2022-09-26T10:50:12+08:00"}]}{"results":[{"location":{"id":"WM6N2PM3WY2K","name":"成都","country":"CN","path":"成都,成都,四川,中国","timezone":"Asia/Shanghai","timezone_offset":"+08:00"},"now":{"text":"阴","code":"9","temperature":"20"},"last_update":"2022-09-26T10:50:12+08:00"}]}AT+CIPMODE=0
OK
AT+CIPCLOSE
CLOSED
OK
