Transcription of ATmega16U4/ATmega32U4 - Microchip Technology
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Atmel-7766J-USB-ATmega16U4/32U4-Datashee t_04/2016 Features High Performance, Low Power AVR 8-Bit Microcontroller Advanced RISC Architecture 135 Powerful Instructions Most Single Clock Cycle Execution 32 x 8 General Purpose Working Registers Fully Static Operation Up to 16 MIPS Throughput at 16 MHz On-Chip 2-cycle Multiplier Non-volatile Program and data Memories 16/32KB of In-System Self-Programmable Flash Internal SRAM 512 Bytes/1KB Internal EEPROM Write/Erase Cycles: 10,000 Flash/100,000 EEPROM data retention: 20 years at 85 C/ 100 years at 25 C(1) Optional Boot Code Section with Independent Lock BitsIn-System Programming by On-chip Boot ProgramTrue Read-While-Write OperationParts using external XTAL clock are pre-programed with a defau
mcu control register general purpose registers instruction register timers/ counters instruction decoder data dir. reg. portb data dir. reg. porte data dir. reg. portd data register portb data register porte dataregister portd interrupt unit eeprom spi status register sram usart1 z y x alu porte drivers portb drivers portf drivers portd drivers ...
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