Search found 4 matches

by pchatill
Thu May 14, 2020 6:33 am
Forum: ESP IoT Solution
Topic: How can I know if my ESP wroom32 dev kit is powered with USB?
Replies: 0
Views: 2863

How can I know if my ESP wroom32 dev kit is powered with USB?

Hello.
I would like to know if my ESP wroom32 dev kit is powered with USB or with an external power supply 'Battery).
Because my code will not be the same. (software only)
Is there a way to do that?
Thanks a lot
by pchatill
Mon Jul 15, 2019 6:15 pm
Forum: ESP IoT Solution
Topic: Communication with 2 ESP32 over BLE
Replies: 1
Views: 5727

Communication with 2 ESP32 over BLE

Hi. I would like to have one ESP32 reading a sensor, sending the value to the second ESP32, then second ESP32 sending acknowledge to first one. I thought it was a basic function, but I spend days to find example or a tuto. I found examples sending datas to smartphone only. I'm new to ESP and BLE, so...
by pchatill
Tue Jul 09, 2019 4:49 am
Forum: ESP IoT Solution
Topic: How to send value from one ISP32 to an other with BLE
Replies: 2
Views: 4966

Re: How to send value from one ISP32 to an other with BLE

Thanks a lot chegewara for your answer. I think you have to install this sketch on one esp32 and the BLE_client example (Arduino IDE) on the other one. Can you confirm that? It doesn't work for me but this work if I install BLE_notify example, very similar to your sketch, instead. I can send value f...
by pchatill
Thu Jul 04, 2019 12:55 pm
Forum: ESP IoT Solution
Topic: How to send value from one ISP32 to an other with BLE
Replies: 2
Views: 4966

How to send value from one ISP32 to an other with BLE

Hi. I'm newbie with ESP32. I would like to send a value from one ESP32 to another one. I tried to use the BLE_server and BLE_client examples (Arduino IDE). I can read the Value("Hello World says Neil") send by the server in the client serial monitor. That works But I don't understand how to send ano...