Search found 2 matches

by watsys
Tue Jul 14, 2020 1:17 pm
Forum: Arduino
Topic: How to send data using GSM/GPRS
Replies: 1
Views: 2030

How to send data using GSM/GPRS

I am currently developing a platform to send data using the TTGO ESP32 SIM800L GSM/GPRS module. This board has both wifi and GSM/GPRS - useful for areas where there is no wifi. Do you have any sample code or examples relating to SIM800 or GSM/GPRS? Thanks
by watsys
Wed Jul 08, 2020 8:52 am
Forum: ESP8266 & ESP32
Topic: publish_gps.ino sample code
Replies: 1
Views: 2674

publish_gps.ino sample code

In your example code, Connect-ESP32-GPS-MQTT/publish_gps.ino I found line 84 snprintf format issues, and I think a decimal point is missing, "m1=%lf;%lf" should read "m1=%.lf;%.lf" - I used this example to publish other sensor data and had to add the decimal point to get the corrrect no of decimal p...