Search found 3 matches

by TheBigHunt
Mon Jan 29, 2018 2:26 pm
Forum: ESP32 Arduino
Topic: ESP32 / 8266 and SIM800L
Replies: 1
Views: 5058

ESP32 / 8266 and SIM800L

Hi
I'm looking for a simple code to be able to use my small SIM800L module with my ESP32 (or ESP8266 otherwise).
Does anyone has allready succeded to send som AT commands to this module?

My goal is to send an SMS when there is a power failure from my battery powered ESP32.

Thanks a lot

TBH
by TheBigHunt
Wed Jan 17, 2018 8:49 pm
Forum: ESP32 Arduino
Topic: ESP32 I2C mapping
Replies: 32
Views: 55776

Re: ESP32 I2C mapping

Hello guys, I'm a beginner in Arduino environment. I have a question on ESP32 thing from Sparkfun : https://learn.sparkfun.com/tutorials/esp32-thing-hookup-guide I want to use 2 sensors at the same time on this microcontroller. This board has 2 I2C buses but only one SCL and one SDA pin, I know it'...
by TheBigHunt
Wed Jan 17, 2018 7:16 pm
Forum: ESP32 Arduino
Topic: ESP32 I2C mapping
Replies: 32
Views: 55776

Re: ESP32 I2C mapping

Hi I'm using two I2C component at the same time and it works very well. I just went through the three pages of posts here and i feel that it's super cmplex compare to what i've done. My setup is: - A random ESP32 (https://www.aliexpress.com/item/ESP-32-ESP-32S-Development-Board-WiFi-Bluetooth-Ultra-...