Questions tagged [pi-pico]

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Trying to adapt a Python script to MicroPython for use on Pi Pico [closed]

Question: Editing a json file continuously with gpio buttons. Personal Background: Very very new to programming, with some experience in binary logic/boolean algebra, and my friend helped me write ...
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12 views

How to setup and use a UART serial interrupt on the RPI PIco?

I have a data logging pico and want to add an interrupt on the serial port that can take in a string and report back the right amount of data stored on the SD card. I was looking at UART.irq but that ...
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Idustrial use of the Raspberry Pi Pico [closed]

I was just wondering if the Raspberry Pi Pico can be used industrially or commercially for medium sized projects. By medium sized, I mean products where the hardware used is light and don't require a-...
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1 vote
1 answer
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ADC and PWM strange behaviour

I'm trying to measure the voltage of a 11.1V LIPO battery, which is substituted by a power supply for testing, using the raspberry pi pico on a breadboard, and then it changes the voltages of an RGB ...
1 vote
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TF03 LiDar Distance Sensor UART Issues with Pico

I'm having issues getting a pico to receive data from a Benewake TF03 Rangefinder LiDar distance sensor. The User guide/Documentation mentions it working from 5-24V and it uses low voltage (3.3V) TTL ...
1 vote
1 answer
109 views

I accidentaly lightly hit my bread board with my pi pico and ili9341 on it now the ili9341 is just white

So i was in my chair and i clicked run script and when i got up i tripped and lightly hit my breadboard and then the screen (ili9341) went white. Before i hit it, it was working but not anymore. I ...
1 vote
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15 views

Raspberry Pi Pico Microphone

(I am writing from Google Translate, there may be some errors) Hello, there will be a project we will do using Raspberry Pi Pico: Let there be a microphone and this microphone is connected to the ...
1 vote
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30 views

Read serial data from incoming USB device on the Pico

So I am new to using the pico w and I am trying to connect a scoreboard controller device (Daktronics All Sport® 5000) that outputs real time data over serial. I have an RS323 to USB converter that is ...
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2 votes
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47 views

Pi-Pico reading data from UART0 working while powered via USB but receiving garbage when powered via VSYS or VBUS

When I power the pico by usb (either from my pc or a powerbank) and run my micropython script to read from UART0, it reads the incoming data (NMEA sentences) perfectly fine. However, if I power the ...
2 votes
1 answer
36 views

Using micropython on Raspberry Pi Zero W

I have found a library and sample code that seems to work very well on the Pico W, but I need a bit more power, so I'd like to use the same library on the Pi Zero W instead. Initially, I tried using ...
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1 vote
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Pi Pico. use it as a middleman between mouse and computer, Possible?

connect a usbafemale to the gpio pins(not sure which pins exactly) and connect the pico to the computer. can it just send the data it receives from the mouse and send it out without modifying anything ...
2 votes
1 answer
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Does Raspberry Pi Pico C/C++ SDK Setup Script work on Raspberry Pi Desktop installed on a PC?

The Raspberry Pi Pico documentation indicates "if you are intending to develop for Pico on a Raspberry Pi, then you can set up the C/C++ toolchain quickly by running our setup script from the ...
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How to read RFID tag value using Wiegand protocol?

I am trying to read RFID tag values using Paxton P75 reader. Here I have already connected reader with wiznet w5500 pico. and apply https://github.com/Rajan244/RFID/blob/main/wiegand.py to read the ...
2 votes
0 answers
24 views

Pico Debugger can upload code once but not twice (when touching sysclk)

I've been playing around with the new Pico Debugger, and it is very nice. I have been running into some issues when using an external GPIO clock as the debugger does not seem able to detect the CPU's ...
2 votes
0 answers
44 views

Responsive web interface for Pico W

I'm working on a project where I need to control a device remotely using a web page (on a phone) as a remote control - think of it as steering controls for a remote control car. This device also has ...
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1 vote
2 answers
145 views

Raspberry Pi Debug Probe fails with `Error: Failed to connect multidrop rp2040.dap0`

I am trying to debug a Raspberry Pi Pico with the debug probe and am following the Raspberry Pi Debug Probe tutorial. When I try and upload my first program to the pico I get the following error. $ ...
2 votes
0 answers
49 views

umqtt.simple returning Error: [Errno 103] ECONNABORTED when publishing to mosquitto broker on windows 10

My problem: When attempting to send sensor data from Pico W using umqtt.simple to a Windows machine on my network running mosquitto, I can connect to the network but not to the mosquitto broker. I ...
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2 votes
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81 views

How can i read a digital pins value from another device?

I on a raspberry pi 4 (device 2) and am trying to read a digital data pin from another raspberry pi (device 1) but the value always reads as 0. What do i need to do to make this work? I already tried ...
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Using the Adafruit RFM69HCW Transceiver Radio Bonnet on a Pico?

I have not acquired the components yet to try this, so I'm asking first simply if anyone has already done this (not the "how" details). Adafruit makes a RFM69HCW Transceiver Radio Bonnet for ...
1 vote
0 answers
26 views

Making Clones of Pico

I am trying to find information to clone one pico with everything already set up and programmed to 5 new picos without manually copying the files and libraries. I am using Thonny to program them in ...
1 vote
0 answers
93 views

OSError: -2, File "urequests.py", line 76, in request

I am working with Pi Pico W, it is already connected to the Wi-Fi, I can see it in the ifconfig() output. Furthermore, I am using this urequests code from https://github.com/micropython/micropython-...
2 votes
0 answers
38 views

How to decode RFID value?

I am working on an attendance system project using Raspberry Pi Pico W, EM - 18 reader and MicroPython. Not sure of the tag type here, but I guess it is 125KHz tag. More, my card is keeping '29714856'...
1 vote
0 answers
55 views

(New user) Pi pico with stepper motor

New to the community, i am a total noob, i have a pi pico project using 28byj stepper motor 5v, looking to control revolutions per day from 600-1200, in both directions, using a rotary encoder. also ...
1 vote
2 answers
296 views

Raspberry Pi Pico W - how to connect an external antenna

I am just trying to find info about connecting an external antenna to the board. Is it possible to use some of the pins to solder to the coaxial cable and connect to the external antenna? I want to ...
2 votes
1 answer
49 views

Trouble with RPI Pico and Waveshare SIM868 Module

I need some help with SIM868 GSM/GPRS/GNSS Module for Raspberry Pi Pico. A few months ago I bought SIM868 module and RPI Pico, and it works just fine together. But recently I bought another pair of ...
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2 votes
1 answer
80 views

Pico Arduino DS18B20 OneWire

I am failing to read a DS18B20 with a RaspberryPi Pico programmed with Arduino. I found several examples using MicroPython, however I want to do it with Arduino using the 'Raspberry Pi Pico/RP2040' ...
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2 votes
1 answer
111 views

How to connect OV7670 cam to Raspberry Pi Pico

I have a raspberry pi pico and OV7670 cam. I want to connect them and get a camera output as a video, So I can use image recognition to identify objects (tennis balls) to collect them using a setup ...
1 vote
0 answers
31 views

help 32 by 64 rgb matrix pong game

Hi there i want to make a pong game i can currently get a image to display or images scrolling if anyone out there that knows how to do this or can help any info is much aprecitated import time from ...
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how to give power and ETH to pi pico W at same time?

Learning following project https://github.com/sbcshop/Raspberry-Pi-Pico-RFID-Expansion. Now the requirement is to connect project with Ethernet network, also provide power supply at same time. Qustion:...
1 vote
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49 views

I get an error when trying to find my pico in thonny

This is the error: Traceback (most recent call last): File "/app/lib/python3.10/site-packages/tkinter/__init__.py", line 1705, in __call__ return self.func(*args) File "/app/lib/...
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1 answer
123 views

Useful statistics from Pi Pico

Apart from reading the internal temperature sensor and frequency, is there any other useful information you can query on the Pico board using Micropython? For example, memory or flash usage, CPU usage ...
1 vote
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194 views

Configuring a pico w as an access point and web server works with default ifconfig, but breaks with 172.16.x.x

I have a pico w that I'm setting up as an access point: ap = network.WLAN(network.AP_IF) ap.config(essid=xxxx, password=xxxx) ap.active(True) and then I'm serving a "tell me how to connect to ...
2 votes
1 answer
53 views

How to make PIO for multi-pin protocol, e.g. 93LC46?

I'm just learning about Pico Programmable IO (PIO). The examples I see cover only single pin communication. I'm wondering whether PIO can handle multi-pin communication (like I2C having one pin each ...
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2 answers
78 views

How deep do i have to put my raspberry pi pico pins in a breadboard

I'm trying to make breadboard circuit with my Raspberry Pi Pico and I'm not sure if I have to push it entirely in the holes or it's good at half? Here's the model: Freenove Raspberry Pi Pico (...
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Raspberrry Pico and ODBC

We are looking for an ODBC driver for Raspberry Pico W. Is there one at all?
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2 answers
87 views

I cant connect my Raspberry Pi Pico

So I'm trying to connect my Raspberry Pi Pico to Thonny but I doesn't let me select com4 or anything else except "try to detect port automatically" and when I put it, it does not let me run ...
3 votes
1 answer
220 views

Raspberry PI Pico W temperature reading

I have been playing with my newly acquired Raspberry Pi Pico W and reading the temperature. How much variation between the internal temperature sensor and an external TMP36 wired up to ADC2 should I ...
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91 views

Pico W on Network w/o Password Auth & CircuitPython

I'm trying to connect a Raspberry Pi Pico W to my university network using CircuitPython. Our Uni network requires MAC authentication & treats Pis and Picos like they are other devices like a ...
1 vote
1 answer
44 views

Display same content on 2 I2C LCD modules

I am trying to build a motorized head of puppet/animatronics and for the eyes, I am using 2 LCD LED Module SSD1306 (1 per eye). I am using a Raspberry Pi pico. I got the code working to display ...
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1 vote
1 answer
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nrf24l01 not Working with Raspberry Pi Pico W

I can use the nrf24l01 wireless module just fine with a Raspberry Pi Pico, but when I try to compile the same code on the Raspberry Pi Pico W, it fails to recognize the device. I am using this library,...
2 votes
1 answer
95 views

16x2 LCD text not showing up on Pico W

I have been using an online tutorial, https://www.youtube.com/watch?v=B8Kr_3xHjqE&t=166s, to display text on a LCD. The LCD can do all the functions except the displaying of text. I know there is ...
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2 votes
0 answers
41 views

Multiple SPI reads on Pi Pico requires reinitialisation

I'm playing around with reading in analogue inputs from an MCP3208 ADC via SPI. However, reading multiple inputs seems to cause a seg fault unless I reinitialise the SPI on each read/write. I've ...
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0 answers
55 views

Raspberry Pi Pico W exits out of main.py when microcontroller is moving

I am using a Raspberry Pi Pico W to generate basic control algorithms to a home made drone. Calibration for gyro and motors and manual inputs for the motors all work through HTML interface. Once we ...
0 votes
1 answer
462 views

How can Rpi Pico W control a GPIO pin connected, I2C digital MEMS microphone?

Using the Raspberry Pico Pi, how can micropython be used to get the values from a MEMS microphone such as the Adafruit Silicon MEMS Microphone Breakout - SPW2430 link to ada fruit Product ID: 2716. ...
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How to wire 3.5 RPi XPT2046 Touch Screen to Pico

I've got an old XPT2046 touch controller screen for RPI the I used to use with RPI V3 but now I'd like to use it in my Pico project. Is there a way to directly wire it or is there a connector module ...
4 votes
3 answers
256 views

LED light not turning on

I was following this tutorial on connecting an external LED to a Pico W, but I've had no luck getting it to work. This is the code I've been using: import machine from machine import Pin, Timer timer =...
1 vote
1 answer
73 views

Which are the pin choices for powering and driving an audio amplifier with signal and power on raspberry pico pi

I am using an audio amplifier,PAM8302A from adafruit link, to power a 8ohm 1W speaker (small speaker) that is being driven by a raspberry pi pico. The amplifier has A+ for the signal/audio input (not ...
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1 answer
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how to use a multiple rc522 (RFID) sensors with i2c on a PICO with a Adafruit PCF8575 board

I've been looking through the web for the case of multiple rc522 (RFID sensors) attached to a PICO/W using I2C. Most of the examples and Micropython library code seem to be using SPI. Can someone ...
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1 vote
1 answer
268 views

How do I check the memory written into a Raspberry Pi Pico W from the compiler?

I'm uploading a simple C program into a Raspberry Pi Pico and I would like to check the memory this program is occupying in the Pico. The program only has an empty main function. What I want to do is ...
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2 votes
1 answer
174 views

How to protect wifi credentials on RP Pico W?

I'm trying out home automation using a Raspberry Pi Pico with Wifi. To connect to wifi I have to send SSID and password. Since the controller has no external interface other than the Wifi, how would ...
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