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AN_4300

Title:
AVR307: Half Duplex UART Using the USI Module on tinyAVR and megaAVR devices
Name:
AN_4300
Date:
12/10/2016
Description:
The Universal Serial Interface (USI) present in 8-bit AVR devices like the ATtiny26, ATtiny2313, and ATmega169, is a communication module designed for TWI and SPI communication, but can also be used for UART communication as well.
 
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