The ATTINY85 is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle, the ATTINY85 achieves throughputs approaching 1 MIPS per MHz allowing the system designer to optimize power consumption versus processing speed. This article provides you with a basic overview of the ATTINY85 8-bit AVR Microcontroller, including its pin descriptions, features and specifications, etc., to help you quickly understand what ATTINY85 is. If you are interested in how to use ATTINY85 Microcontroller, you can click on the following link: