Questions tagged [pcb-design]
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41 questions
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Arduino and custom pcb
I am looking to minimize the size and assembly complexity of my arduino projects. Is there any easy way to integrate something like an esp8266 onto my own pcb. I don't want to have to solder it on. In ...
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Photoresistor Matrix has the same values
I'm a second-year System Engineer student who needs to make a project for class.
I have a 4x4 matrix of photoresistors that goes to an analog digital multiplexer connected to an Arduino Uno. This ...
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Arduino Nano Doesn't Upload Any Code After Connecting It In Reverse (Rotated 180°)!
I've Made A PCB Which Includes An Arduino Nano. I Soldered Some Female Pin Headers Instead Of Soldering The Arduino Itself, So That I Can Easily Plug/Unplug The Arduino Board.
It Was All Good, Until I ...
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Using prototype PCBs as Arduino shield
Is is possible to use prototype PCBs (PCB with grid of unconnected holes with copper around them, usually with pitch 2.54 mm) as Arduino shield, when they are fitted with appropriate pin headers?
I am ...
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What is the difference between SCLK and CLK pins?
Please do forgive me if anything in this question does not make sense, I am very new to PCB and Arduino.
I am following a tutorial through where the person doing it is making a small data computer (...
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Wire library causing samd21 based board to stop working
A bit of a general question, but asking in case someone has stumbled onto a similar problem before. A friend and I designed a custom PCB board based on the ATSAMD21G microprocessor. The board has a ...
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Custom 328P-AU board not responding via ICSP
I created a custom PCB based on a 328P. The design is mainly based on the Arduino Nano schematic (3.0). The boards have arrived some days ago, and I can't get avrdude to recognize them via USBASP (or ...
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Nrf24l01 smd pcb placement tips
I am working on pcb design with nrf24l01 smd. I have read somewhere that nrf24l01 module has problem while communication when it is placed with its antenna within the pcb. I want my module to be ...
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Arduino nano KiCad symbols
Can anyone explain me the difference between the symbols for Arduino nano in KiCad? Is there any important difference at all? All of them seem to have all basic pins.
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Are these GND connected resistors on the Arduino Due redundant?
Does anyone know why these 4 resistors are there (attachment)? It seems like they are useless since connected in a loop to GND.
Full schematics here: https://store.arduino.cc/arduino-due
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Do I need a resistor to control a servo with a PWM signal?
I working with Arduino Nano Every that has several analog PWM pins. I want to use one to control a small servo.
Do I need to put a resistor between PWM pin and the servo signal?
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WS2812B are only white on custom board
I recently designed a board for an LED project. I am using WS2812B as the LED, and an ATMEGA328P-AU as the microcontroller. I also am using an arduino nano as my ISP and using "flash with ...
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Speaker & Piezo when beeping both cause CapacitiveSense to sense
I am using this speaker: CUI part number CSS-I4B20-SMT-TR as an alarm on a clock using atmega328 chip and Arduino IDE with the tone function. Works great.
I am also using Arduino CapacitiveSensor.h ...
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Problem on color mixing lamp on Proteus Arduino starter kit
I set the circuit and couldn't illuminate, where is the problem?
Fritzing: https://fritzing.org/media/fritzing-repo/projects/c/color-mixing-lamp/images/Arduino%20Lamp%20Project.png
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From Arduino and breadboard to PCB
After building a working prototype with a breadboard, I was wondering what's next.
So I read about integrating the arduino into a PCB layout.
But in my case, it's worth it?
My project will use a ...