树莓派实战GPRS

1 SIM800 树莓派扩展板

1.1 AT命令

---does not work

at+cipstart="tcp","api.thingspeak.com","443"

AT+cipDI=0

at+cipsend

> POST /update?api_key=5J9GD27HXIMASDRC&field1=5000&headers=false HTTP/1.1

>GET /update?api_key=

at-cipshut

sim800 Arduino HTTP

PPP Via Sim800 modem