AT90USB1287 Datasheet PDF - ATMEL

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AT90USB1287
ATMEL

Part Number AT90USB1287
Description (AT90USBxxx) 8-bit Microcontroller
Page 30 Pages


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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
– 32/64/128K Bytes of In-System Self-Programmable Flash
• Endurance: 100,000 Write/Erase Cycles
– Optional Boot Code Section with Independent Lock Bits
• USB Bootloader programmed by default in the Factory
• In-System Programming by On-chip Boot Program hardware activated after
reset
• True Read-While-Write Operation
• All supplied parts are preprogramed with a default USB bootloader
– 1K/2K/4K (32K/64K/128K Flash version) Bytes EEPROM
• Endurance: 100,000 Write/Erase Cycles
– 2.5K/4K/8K (32K/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
USB 2.0 Full-speed/Low-speed Device and On-The-Go Module
– Complies fully with:
– Universal Serial Bus Specification REV 2.0
– On-The-Go Supplement to the USB 2.0 Specification Rev 1.0
– Supports data transfer rates up to 12 Mbit/s and 1.5 Mbit/s
USB Full-speed/Low Speed Device Module with Interrupt on Transfer Completion
– Endpoint 0 for Control Transfers : up to 64-bytes
– 6 Programmable Endpoints with IN or Out Directions and with Bulk, Interrupt or
Isochronous Transfers
– Configurable Endpoints size up to 256 bytes in double bank mode
– Fully independant 832 bytes USB DPRAM for endpoint memory allocation
– Suspend/Resume Interrupts
– Power-on Reset and USB Bus Reset
– 48 MHz PLL for Full-speed Bus Operation
– USB Bus Disconnection on Microcontroller Request
USB OTG Reduced Host :
– Supports Host Negotiation Protocol (HNP) and Session Request Protocol (SRP)
for OTG dual-role devices
– Provide Status and control signals for software implementation of HNP and SRP
– Provides programmable times required for HNP and SRP
Peripheral Features
– Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode
– Two16-bit Timer/Counter with Separate Prescaler, Compare- and Capture Mode
8-bit
Microcontroller
with
64/128K Bytes
of ISP Flash
and USB
Controller
ATmega32U6
AT90USB646
AT90USB647
AT90USB1286
AT90USB1287
7593H–AVR–11/08
Free Datasheet http://www.datasheet4u.com/

AT90USB1287 datasheet pdf
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AT90USB1287 pdf
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