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AT43USB321 Datasheet Full-speed USB Hub/Function Microcontroller

Manufacturer: Atmel (now Microchip Technology)

Overview

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Key Features

  • 8-bit AVR® Core with 83 ns Instruction Cycle Time 16K Bytes ROM Program Memory 512 Bytes SRAM 32 x 8 General Purpose Working Registers 20 Programmable I/O Port Pins Programmable Serial UART SPI Serial Interface One 8-bit Timer/Counter with Separate Prescaler One 16-bit Timer/Counter with Separate Prescaler External and Internal Interrupt.