Questions tagged [attiny85]
An Atmel 8-bit AVR microcontroller.
22
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Attiny85 uploading error
I am getting an error while trying to upload programs to the Attiny85 through a USBTinyISP programmer, found here. Unfortunately, it isn't working. Following this tutorial for connecting the board and ...
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Using an ATTiny85 and DigiKeyboard.h, can I detect when USB HID is connected?
I am building a project to send HID keystrokes to a computer with an ATTiny85. I want to detect when the USB communication is working, in order to turn on a LED saying that everything is good. If USB ...
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ATtiny85 and MPU-6050 Gyroscope
I'm doing a project that involves sending MPU-6050 gyroscope data via serial communication to the laptop. Is ATtiny85 micro-controller suitable for this job? Is it powerful enough to do it? I was ...
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Choosing a good RF library for transmissions
I am trying to send information from an Attiny85 to an ESP32, through RF.
I am using the most popular 433mhz transmitter on the market.
I know various existing libraries to send and receive data ...
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ESP32 + Attiny85 AC Dimmer
I am working on an AC Dimmer project using ESP32 and Attiny85.
Note : I know ATtiny85 is overkill for this project, And it can be done without Attiny85, I have already done this using ESP32 alone. ...
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How can I control 2 servos separately using a joystick on an ATTiny85?
Prelude
I haven't done a lot of work in programming chips. The ATTiny85 is the first chip I've programmed, and I have the hang of the basics I think, but I don't have an in-depth understanding of it's ...
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Reusing Digispark ATtiny85 micro-USB as 1-wire bus
I'm working on a project of my home plants irrigation/hydroponic system(not cannabis!)) just chilies and other eatables). Also I'm trying to recycle modules, wires and other projects' leftovers such ...
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To reduce the Attiny85 current consumption
I am using Attiny85 to control 4 LEDs parallelly with a programmable switch. But even though when the LEDs are in OFF state, current consumption is around 7-8mA.
I am using a 200mAh battery in my ...
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DHTNEW library not working with ATTiny85 + DHT11
I tried to make a simple project with Attiny85 chip and DHT11 sensor. After 2 days of struggle, made it finally work, but not quite as expected. TinyDHT library does work, while DHTNEW does not.
I ...
user70125
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Error in uploading sketch to digispark attiny85 board
I'm trying to use Digispark attiny85 board and running into issues uploading the sketch.
The drivers are correctly installed. I have followed this page as a reference.
Below the sketch and the error ...
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Consequences of messing with Timer 0
I'm following this tutorial to generate square waves using the timers of the attiny85, but I'm afraid this could mess with something else in the chip.
This is the relevant snippet:
// Set up Timer/...
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Send RAW IR code with ATtiny85
I am looking for a ATtiny85 send RAW IR code using a ATtiny85. I have it sending HEX code just fine, but just cannot find something for RAW. I have IRsend RAW IR running just fine on a NANO. Problem ...
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How to remove the 5 second boot delay on Digispark PRO (Attiny167)
I know there’s already a solution for removing the 5 seconds boot delay on Digispark (Attiny85), by writing a new bootloader someone already did to the Digispark. And to write code to it, you need to ...
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How to adapt this code using a DF Mini Player and interrupts for the ATTiny85?
So I programmed my Arduino Mega 2560 to play certain sound effects from a DF Mini Player that I have. I took the base code that I modified from online so some fo the names might seem odd. Currently, ...
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Is this a good way of making a low power attiny? Unpower instead of sleeping
I am making a low power rf remote that just has 3 buttons and sends rf signals accordingly.
I've been trying to make pin interrupts work when it's in deep sleep but it's a huge hassle. And then I ...
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Arduino button trigger coding
I am trying to write a simple coding to change the color of an RGB LED using a push button trigger. I just need the the pin output to change when the button is pressed. I would like to do this using ...
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Compilation error with MMA8451 accelerometer and attiny85 using ATTinyCore
I am trying to use the Adafruit MMA8451 accelerometer with an attiny85. The Adafruit library uses Wire which doesn't work on the attiny so I used the ATTinyCore board files which have been modified to ...
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Attiny85: how to rotate the servo continuously with a press of a button?
I'm trying to use two Bluetooth commands in my code:
one is press off a button "1" the servo should do its routine without stop
second one press of the a button "2" servo should stop.
What am I ...
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2
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Anyone had Digispark Attiny85 not SEEN by some USB controllers but seen via HUB or DOCK on same device?
I have purchased a couple of different types of DigiSpark Attiny85 clones (couldn't find originals available) and they have worked great except some devices (so far, just laptops) don't see the device ...
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Why does my ATtiny85 blink program only work with 4 out of the 16 registers?
The following blink program runs fine on my Attiny85 SparkFun Tiny AVR programmer board. It produces 5 short blinks and then stops.
It also works fine when I change r16 to any one of the registers ...
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Adadfruit Trinket software not running on ATtiny85
I have an application that uses a pair of nRF24L01+ as a simple RF link between a camera PC sync output and a set of LED flashes. The important factors are power and low latency - hence the 2.4GHz.
I ...
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AtTiny44 and AtTiny 85 communication
I'm working on a project where I use two microcontrollers: an AtTiny44 (20MHz ext clock) and an AtTiny85 (8MHz internal).
What I'm trying to achieve is an I2C communication between the 85 and the 44, ...
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