ATMEGA32U2

Features High Performance, Low Power AVR® 8-Bit Microcontroller Advanced RISC Architecture – 125 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 Non-volatile Program and Data Memories – 8K/16K/32K Bytes of In-System Self-Programmable Flash – 512/512/1024 EEPROM – 512/512/1024 Internal SRAM – 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 Bits In-System Programming by on-chip Boot Program hardware-activated after reset True Read-While-Write Operation – Programming Lock for Software Security USB 2.0 Full-speed Device Module with Interrupt on Transfer Completion – Complies fully with Universal Serial Bus Specification REV 2.0 – 48 MHz PLL for Full-speed Bus Operation : data transfer rates at 12 Mbit/s – Fully independant 176 bytes USB DPRAM for endpoint memory allocation – Endpoint 0 for Control Transfers: from 8 up to 64-bytes – 4 Programmable Endpoints: IN or Out Directions Bulk, Interrupt and IsochronousTransfers Programmable maximum packet size from 8 to 64 bytes Programmable single or double buffer – Suspend/Resume Interrupts – Microcontroller reset on USB Bus Reset without detach – USB Bus Disconnection on Microcontroller Request Peripheral Features – One 8-bit Timer/Counters with Separate Prescaler and Compare Mode (two 8-bit PWM channels) –...