Content for ATtiny85

ATtiny85 20MHz Internal Clock

“The ATtiny85 is rated at a maximum clock speed of 20MHz at 4.5 – 5.5V. For some applications it would be nice to get the maximum speed without needing to buy a 20MHz crystal, or tie up two I …

ATtiny84/85 SPI Interface Pin Reuse

“This instructable is a follow up to the “ATtiny84/85 In-circuit Debugging with Serial Output” instructable and extends that hardware and software configuration to address the issue of reuse of the programming download pins by the application program. Altogether, between …

Project  StyloCard

StyloCard

“Printed Circuit Boards as a business card are a great gimmick. I’d seen ones with USB ports etched into them, which enumerate as a keyboard and then type a person’s name or load up their website. It’s …

Project  ElectroCard

ElectroCard

“Ever since I have my own company I wanted to have a PCB business card. Of course I wouldn’t be the first, but it would definitely give a nice touch to my company’s identity. And since I wanted …

ATtiny85 Plants Care

“The project is for watering the plant, so you just visit it from time to time! Small price and number of components! Story Mimosas are sensitive plants. If left without water for a week (whether because of holiday or you …

IR Remote Wand

“The IR Remote Wand is a universal remote control that you can program with up to five codes to control a variety of different products: IR Remote Wand universal remote control based on an ATtiny85. It supports some of the …

IOT123 - Assimilate Sensor: Max9812

“Microphone Amplifier Sound MIC 3.3V / 5V Fixed Gain 20dB. If you need adjustable gain, I recommend swapping this sensor out for the MAX4466. ASSIMILATE SENSORS are environment sensors that have an added hardware and software abstraction layer, making it …

IOT123 - I2C Max9812 Brick

“The IOT123 BRICKS are DIY modular units that can be mashed up with other IOT123 BRICKS, to add functionality to a node or wearable. They are based on the inch square, double-sided protoboards with interconnected through holes. A number of …

IOT123 - I2C Temt6000 Brick

“The IOT123 BRICKS are DIY modular units that can be mashed up with other IOT123 BRICKS, to add functionality to a node or wearable. They are based on the inch square, double-sided protoboards with interconnected through holes. A number of …

IOT123 - Attiny85 Onboard Programming Jig

“On the BRICK designs I have mentioned the through-holes adjacent to the ATTINY85 have been left unused, to enable a pogo pin programmer while the DIP8 is soldered to the PCB. This is that pogo pin programmer. This really is …