Questions tagged [atmega328]
The ATMega328 is the chip that is the heart of the Arduino Uno. It is popular also as a chip to use to create your own board. Since it is available in the through hole version, it can be placed on a breadboard easily for circuits.
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Bluetooth module(HC05) works with Arduino Uno but not with breadboard (ATmega328)
I am currently working on a project that requires communication between an android phone(galaxy s4) and an ATmega328 microprocessor. To connect these devices wirelessly I'm using an HC05 bluetooth ...
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How does RXD/TXD request signal look betwen 16u2 and 328p on oscilloscope?
I have a broken Arduino Uno. The man tells that he connected power supply and USB at the same time.
I got the new 16u2 (empty) chip. then asked my friend to re-solder it. He was using an air ...
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Feasability of flashing Arduino UNO r3 with teensy firmware for HID (keyboard) emulation purposes
I've been working on a DIY keyboard project I have all the hardware designed and now its time for the code. For the microcontroller, I'm sort of locked into an Arduino UNO r3 as I already have it ...
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Reset fuses on atmega328p using Arduino
I bought a few atmega328p chips but unfortunately they came with the Arduino bootloader and they are set to use the external clock. I want to reset their fuses using avrdude so I can use the internal ...
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Why my Arduino Uno R3 doesn't work with a recompiled optiboot with BAUD_RATE=57600
This is a follow on question from How to reduce serial speed on Arduino bootloader (optiboot) and on the IDE?
I did manage recompile optiboot bootloader to work at 57600 bps and uploaded it to a ...
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Can I program a 3.3v chip on a 5v board?
I bought a Gertboard a while ago, and one of the features it has on-board is an ATMega328 (DIP). However, since the Gertboard is designed for use with the Raspberry Pi, it only operates at 3.3v, so ...
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Is my Arduino dead or is it just its processor?
I have a problem with my Arduino. I can't upload any sketches to it (it gives me the error avrdude: verification error; content mismatch), but the LEDs are still blinking. Do you think that the whole ...
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I got a missignatured ATmega328-PU. How can I fix that?
Sometime in the past, I was burning bootloaders on a fresh batch of four ATmega328-PU using the Arduino IDE (notice there's no P after 328 - it's the slightly cheaper non-picopower version of the MCU, ...
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Is my ATmega broken, and would replacing it with another break that one, too?
I was communicating between my computer and my Arduino Uno R3 through Bluetooth using this Bluetooth module. The connector I use has a red wire where it connects to GND, and a black wire where it ...
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