Microchip AT90USB1286

AT90USB1286 일반적인 설명

The AT90USB1286 is a powerhouse of a microcontroller, blending high performance with energy efficiency. With 128KB of ISP flash memory and read-while-write capabilities, it ensures smooth operation even during data updates. Boasting 4KB of EEPROM and 8KB of SRAM, it offers ample storage and workspace for your projects. Its 48 general-purpose I/O lines provide versatility, while 32 general-purpose working registers enhance processing capabilities

특징

• High performance, low power AVR® 8-bit Microcontroller
• Advanced RISC architecture
• – 135 powerful instructions – most single clock cycle execution
• – 32 × 8 general purpose working registers
• – Fully static operation
• – Up to 16MIPS throughput at 16MHz
• – On-chip 2-cycle multiplier
• Non-volatile program and data memories
• – 64/128Kbytes of in-system self-programmable flash
• Endurance: 100,000 write/erase cycles
• – Optional Boot Code section with independent lock bits
• USB boot loader 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 pre-programed with a default USB bootloader
• – 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 64Kbytes 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 12Mbit/s and 1.5Mbit/s
• USB full-speed/low speed device module with interrupt on transfer completion
• – Endpoint 0 for control transfers: up to 64-bytes
• – Six programmable endpoints with in or out directions and with bulk, interrupt or
• isochronous transfers
• – Configurable endpoints size up to 256bytes in double bank mode
• – Fully independent 832bytes USB DPRAM for endpoint memory allocation
• – Suspend/resume interrupts
• – Power-on reset and USB bus reset
• – 48MHz 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
• – Real time counter with separate oscillator
• – Four 8-bit PWM channels
• – Six PWM channels with programmable resolution from 2 to 16 bits
• – Output compare modulator
• – 8-channels, 10-bit ADC
• – Programmable serial USART
• – Master/slave SPI serial interface
• – Byte oriented 2-wire serial interface
• – Programmable watchdog timer with separate on-chip oscillator
• – On-chip analog comparator
• – Interrupt and wake-up on pin change
• Special microcontroller features
• – Power-on reset and programmable brown-out detection
• – Internal calibrated oscillator
• – External and internal interrupt sources
• – Six sleep modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby
• I/O and packages
• – 48 programmable I/O lines
• – 64-lead TQFP and 64-lead QFN
• Operating voltages
• – 2.7 - 5.5V
• Operating temperature
• – Industrial (-40°C to +85°C)
• Maximum frequency
• – 8MHz at 2.7V - industrial range
• – 16MHz at 4.5V - industrial range

애플리케이션

• The AT90USB1286 microcontroller is used in a wide range of applications, including:
• USB peripheral devices such as keyboards, mice, and game controllers
• Industrial automation and control systems
• Data logging and measurement devices
• Audio and MIDI applications
• Motor control and robotics
• Embedded systems and IoT (Internet of Things) devices

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