55 lines
2.7 KiB
Markdown
55 lines
2.7 KiB
Markdown
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# Hardware Overview
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* Atmel 32bit AVR Microcontroller AT32UC3B1256
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* MicroSD card reader
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* Micro push-button
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* Multi-color LED indicator
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* JTAG Interface (can be used for I/O)
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* Standard “Type A” USB connector
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# Amtel AT32UC3B1256 Features
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* High Performance, Low Power AVR 32 UC 32-Bit Microcontroller
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* Compact Single-cycle RISC Instruction Set Including DSP Instruction Set
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* Read-Modify-Write Instructions and Atomic Bit Manipulation
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* Performing up to 1.39 DMIPS / MHz
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* Up to 83 DMIPS Running at 60 MHz from Flash
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* Up to 46 DMIPS Running at 30 MHz from Flash
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* Memory Protection Unit
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* Multi-hierarchy Bus System
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* High-Performance Data Transfers on Separate Buses for Increased Performance
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* 7 Peripheral DMA Channels Improves Speed for Peripheral Communication
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* Internal High-Speed Flash
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* 512K Bytes, 256K Bytes, 128K Bytes, 64K Bytes Versions
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* Single Cycle Access up to 30 MHz
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* Prefetch Buffer Optimizing Instruction Execution at Maximum Speed
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* 4ms Page Programming Time and 8ms Full-Chip Erase Time
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* 100,000 Write Cycles, 15-year Data Retention Capability
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* Flash Security Locks and User Defined Configuration Area
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* Internal High-Speed SRAM, Single-Cycle Access at Full Speed
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* 96K Bytes (512KB Flash), 32K Bytes (256KB and 128KB Flash), 16K Bytes (64KB Flash)
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* Interrupt Controller
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* Autovectored Low Latency Interrupt Service with Programmable Priority
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* System Functions
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* Power and Clock Manager Including Internal RC Clock and One 32KHz Oscillator
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* Two Multipurpose Oscillators and Two Phase-Lock-Loop (PLL) allowing Independant CPU Frequency from USB Frequency
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* Watchdog Timer, Real-Time Clock Timer
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* Universal Serial Bus (USB)
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* Device 2.0 and Embedded Host Low Speed and Full Speed
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* Flexible End-Point Configuration and Management with Dedicated DMA Channels
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* On-chip Transceivers Including Pull-Ups
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* USB Wake Up from Sleep Functionality
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* One Three-Channel 16-bit Timer/Counter (TC)
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* Three External Clock Inputs, PWM, Capture and Various Counting Capabilities
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* One 7-Channel 20-bit Pulse Width Modulation Controller (PWM)
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* Three Universal Synchronous/Asynchronous Receiver/Transmitters (USART)
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* Independant Baudrate Generator, Support for SPI, IrDA and ISO7816 interfaces
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* Support for Hardware Handshaking, RS485 Interfaces and Modem Line
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* One Master/Slave Serial Peripheral Interfaces (SPI) with Chip Select Signals
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* One Synchronous Serial Protocol Controller
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* Supports I2S and Generic Frame-Based Protocols
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* One Master/Slave Two-Wire Interface (TWI), 400kbit/s I2C-compatible
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* One 8-channel 10-bit Analog-To-Digital Converter, 384ks/s
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* 16-bit Stereo Audio Bitstream DAC
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* Sample Rate Up to 50 KHz
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* QTouch Library Support
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* Capacitive Touch Buttons, Sliders, and Wheels
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* QTouch and QMatrix Acquisition
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