Linked Questions

0
votes
0answers
245 views

Not able to use GPS in Raspberry Pi3 [duplicate]

The image shows the error when running the following code. import serial #import serial pacakge from time import sleep import webbrowser import sys def GPS_Info(): ...
0
votes
0answers
177 views

USB to Serial console communication using Cable [duplicate]

I am trying to communication between my computer and a Raspberry Pi 3 using a USB to TTL cable. I am receiving a lot of garbage through the communication and this is making it impossible to use the ...
3
votes
2answers
43k views

How can I test if the serial / UART is good on a Raspberry Pi?

I've purchased a used Raspberry Pi and have followed the instructions from Wolf Paulus's Journal to connect to the Raspberry Pi from my computer using a PL2303 USB adapter. The specifications on the ...
6
votes
3answers
22k views

Serial Port on Raspberry Pi 3 ttys0

I have a Raspberry Pi B and a Raspberry Pi 3. I am trying to get the Raspberry Pi 3's serial port working. I have put a jumper across pins 8 and 10 to check the serial port is working. I've executed ...
5
votes
1answer
17k views

What is /dev/ttyAMA0

complete newbie here. Can someone please tell me what /dev/ttyAMA0. I read that it is the TxRx pins. But what is it? is it used to refer to the pins or their address? is it explicitly the Rx or the tx ...
3
votes
5answers
16k views

UART problems on my Pi3

I am trying to send and receive radio signals using my Raspberry, but I am already stuck at the first step :) My Radio module uses UART for communication but I have failed to set up my serial ...
6
votes
1answer
15k views

How to communicate between Pi 3 and an Arduino using UART from GPIO?

I need to transfer data between Arduino and Pi. I have an Pi 3, and I used a simple circuit with a voltage divider to deal with 3.3v vs 5v logic levels. But I got nothing. Then, I used only Pi3 with ...
4
votes
3answers
6k views

Connect sim800 to Raspberry PI (RX, TX)

I've been trying to connect my sim800L to my Raspberry pi 3 model B (rasbian) but without success... I'm at the very first step, and since I'm new to Raspberry pi, I don't understand very well how it ...
3
votes
2answers
4k views

How to enable or fix the TTL console connection on the Raspberry Pi?

EDIT: Finally got it to work, see answer below for a complete guide on how to make this thing work starting from scratch I have a PL2303HX cable connected to the GPIO on 5V GND RXD TXD and it IS ...
0
votes
1answer
7k views

Sending data to a raspberry pi over serial connection

I am trying to control a raspberry pi running linux using a Windows PC by sending data over a serial port. I have followed the following guide: http://www.instructables.com/id/Read-and-write-from-...
4
votes
2answers
1k views

How many serial ports are on the Pi 3?

How many serial ports are on the Pi 3? There is one on the GPIO pin that goes to ttyS0. Is there a separate one for USB? I have read somewhere about /dev/ttyUSB0. Is that a separate serial port? ...
0
votes
2answers
8k views

Ser.write() function input

I am trying to to send a number from serial ports on my Pi 3 to a motor driver, (RoboLCaw) by using Python. I have read lots of articles on the internet about how to to do very simple number sending ...
1
vote
1answer
5k views

Pi Zero W WiFi interference with TTY

I've run into some issues with the new Pi zero W. First I tried to run an image of raspbian from 11-1-17' but that did nothing. Well, it booted but couldn't set up a Wi-Fi network. So I've installed a ...
3
votes
2answers
2k views

PN532 NFC module not working on Pi 3

I am trying to discover why my Pi 3 is not able to communicate with PN532 NFC module. I'm using a couple of libraries to do it (libnfc and NPM PN532), but it's not working. I followed the steps of ...
0
votes
1answer
5k views

Access Serial port with Python on Raspberry Pi3

I have been trying to make serial work with Python and Pi3, however so far I have been unsuccessful. When running the Python script, I am getting an error "serial.serialutil.SerialException: Port is ...

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