AT90USB1287-AU - Microcontroller with 64/128K Bytes of ISP Flash and USB Controller - ATMEL Corporation
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
– 64/128K Bytes of In-System Self-Programmable Flash
• Endurance: 100,000 Write/Erase Cycles
– 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
– 2K/4K (64K/128K Flash version) Bytes EEPROM
• Endurance: 100,000 Write/Erase Cycles
– 4K/8K (64K/128K Flash version) Bytes Internal SRAM
– Up to 64K Bytes Optional External Memory Space
– Programming Lock for Software Security
• JTAG (IEEE std. 1149.1 compliant) Interface
– Boundary-scan Capabilities According to the JTAG Standard
– Extensive On-chip Debug Support
– Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface
**注意 & Noted:
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