The Atmel ATtiny84 is a 14 pin dip 8 bit microcontroller AVR with 8K in sytsem programmable flash.
The ATtiny84 is another of Atmel's little tiny 8-Bit Processors. 8K of program space, 12 I/O lines, and 8-channel 10 bit ADC. It will run up to 20MHz with an external crystal and can be programmed in circuit.
