All Questions
4 questions
2
votes
1
answer
1k
views
Is it possible to use UART0 freely when connecting ESP32 s3 via USB (D+, D-)?
I've designed a test PCB that utilizes an ESP32 S3 and testing pins. During program uploads, I use the USB interface over GPIO20 and GPIO19 as D+ and D-. Everything works fine in this configuration. ...
- 297
1
vote
0
answers
74
views
Arduino M0 pro(ATSAMD21G18A-U) to NEO-M8N-0-10 gps interface issue
i trying to interface ATSAMD21G18A-U to NEO-M8N-0-10 gps by using UART.
my problem is here, i need to use pin 25(rx) and 26(tx) of arduino to interface. i have tried below. but getting
error:C:\Users\...
- 11
2
votes
0
answers
888
views
How to know if GPS module is dead?
I can't make function the NEO-6M-0-001 GPS module, this is the third one that already bought! I'm using an ATmega2560 as microcontroller for obtaining the data from the module and seems that the ...
0
votes
1
answer
648
views
Can't get call / message from A7 gsm+gprs+gps module
I am making a project using arduino uno & A7 gsm+gps+gprs module.my circuit connection is like this:
A7 UTXD -> arduino RX
A7 RTXD -> arduino TX
A7 GND -> arduino GND
A7 pwr_key -> A7 ...
