Questions tagged [pi-pico]
Questions regarding the Raspberry Pi Pico.
316
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Can I use Arduino Breadboard for the Pico [closed]
I just got my first pico(h). I want a breadboard, but the only one I find is for Arduino. Will it possibly work?
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What is the role of the components in this AC coupling circuit?
I'd like to learn more about the RP2040 PWM Audio AC coupling circuit found in figure 22 in this document & shown below.
Even though I understand the general purpose of AC coupling, can someone ...
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Using a Raspberry Pi Pico on a motorcycle lights/blinkers: how to power and use I/O?
I'd like to build a "smart" blinker for my old motorcycle, as the original one can't handle LED bulbs (not enough power consumption) and also i want to increase functionality.
It should keep ...
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Raspberry Pi Debug Probe: clock line driven low after programming target
As the subject line says, I am having an issue with the clock line of the debug probe being driven low after completion of programming my target chip.
Project setup overview: I am using the Raspberry ...
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I2C Sensor Returning 0's on Pico but works Perfectly on RPi 3
I'm at my wits end over an ENS160 sensor I have working perfectly with a Raspberry Pi 3 (running full Linux OS and Python), but refuses to return any data when interfacing through a Raspberry Pi Pico ...
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Square signal generated by Pico has unexpected waveform
I developed a small program for the Raspberry Pico using the Wokwi online simulator but when I tried to use the actual device it didn't work.
I started by debugging the signal generated with a logical ...
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Using DMA + PIO to write function sample points to a DAC chip periodically
I'm attempting to make a function-generator (or AWG) with a Raspberry Pi Pico. For that, I'd like to utilize the DMA and PIO capabilities of the chip. On a DMA channel I would copy and direct sample ...
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Fast way to charlieplex 7 pin on Pi Pico
I am starting a project with the Raspberry Pi Pico W in Arduino IDE. I will need to charlieplex 36 LED with 7 uC pins (LEDs= 7 * (7-1)), what I am doing for every LED every time I need to turn it on ...
user146487
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I know this is a dumb one, Only one run after copying uf2
Working through examples & creating a new stepper motor system. Yeah, I know it drops the drive, etc. and runs. But after that it doesn't run again. Did I miss something? Do I need to wire the run ...
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Hello, I can't seem to identify the problem of why my ECG value(AD8232) is negative and not giving me a proper reading. What do I need to change
import machine
import time
from blynklib import Blynk
# Initialize Blynk with your auth token
BLYNK_AUTH = 'fgVF4IWzS-RFyKmb8DvNTKfm8Rwgt0JU'
blynk = Blynk(BLYNK_AUTH)
adcpin = 4
sensor = machine....
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CQRobot Ocean: MCP23017 IO Expansion Board - "No pull up found"
I've got an IO Expansion board made by CQRobot that I'm trying to get working, but I can't get i2c to initialize. Here's the board: http://www.cqrobot.wiki/index.php/MCP23017_IO_Expansion_Board_SKU:...
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Development environment for RPico without USB
Goal: use a microprocessor (most likely RPi Pico, i.e. RP2040) for SDR analysis in combination with RTL2832U (typical rtl-sdr dongle) and output some information on a small LCD display (connected with ...
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49
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Rasberry Pi Pico + RFID-RC522 restarts pi pico
I am using this micropython library -> https://github.com/wendlers/micropython-mfrc522/blob/master/mfrc522.py
I have my pi pico connected to my raspberry pi 4 over USB. When I run read.do_read() it ...
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Crazy acceleration with EVAL-ADXL373Z
I am extremely new to both Raspberry Pi and working with MicroPython (and i2c protocol). When trying to read data from the EVAL-ADXL373 using Raspberry Pi Pico W I get values ranging from 0 m/s^2 to ...
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How can I use a relay to control an inverter from a Raspberry pi pico?
The inverter has a remote on/off port that can be used with an rj10 cable.
I connected an Rj9 cable (The same as Rj10/Rj22, 4p4c) to the port on the inverter, and stripped the other end to get access ...
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