Search found 2 matches

by Sacp328
Tue Feb 12, 2019 8:37 am
Forum: Hardware
Topic: GSM module circuit with ESP32 board
Replies: 3
Views: 891

Re: GSM module circuit with ESP32 board

permal wrote:
Tue Feb 12, 2019 7:27 am
Check the datasheets for voltage levels. ESP32 uses 3.3V so if your devices uses the same you should be good to go.

my gsm module uses something around 3.9 to 4 V, what should i do.
by Sacp328
Mon Feb 11, 2019 5:49 pm
Forum: Hardware
Topic: GSM module circuit with ESP32 board
Replies: 3
Views: 891

GSM module circuit with ESP32 board

I am using quectal m95 gsm module with esp32 board to create a point to point cellular connection, Can i connect thier TX and RX pins directly or i need to do some volatge level conversions???

Go to advanced search