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AT91SAM7A1_06 Datasheet, PDF (1/17 Pages) ATMEL Corporation – AT91 ARM Thumb-based Microcontrollers | |||
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Features
⢠ARM7TDMI® ARM® Thumb® Processor Core
â High-performance 32-bit RISC
â High-density 16-bit Thumb Instruction Set
â Leader in MIPS/Watt
â Embedded ICE (In Circuit Emulation)
⢠4 Kbytes Internal RAM
⢠Clock Manager (CM) with Programmable PLL
â PLL Multiplier from x2 to x20
â 32.768 kHz Oscillator for Low-power Operation
â Master Clock Divider/multiplier
⢠Fully Programmable External Bus Interface (EBI) through Advanced Memory Controller
(AMC)
â Maximum External Address Space of 16 Mbytes, Up to Six Chip Select Lines
⢠8-level Priority, Vectored Interrupt Controller
â Individually Maskable, Two External Interrupts including One Fast Interrupt Line
⢠11-channel Peripheral Data Controller (PDC)
⢠49 Programmable I/O Lines
⢠One 3-channel 16-bit General Purpose Timers (GPT)
â Three Configurable Modes: Counter, PWM, Capture
â Three Multi-purpose I/O Pins Per Channel
⢠Four 16-bit Simple Timers (ST)
⢠4-channel 16-bit Pulse Width Modulation (PWM)
⢠Two 16-bit Capture Modules (CAPT)
⢠CAN Controller 2.0A and 2.0B Full CAN (16 Buffers)
⢠Three USARTs
â Six Peripheral Data Controller (PDC) Channels
â Support for Up to 9-bit Data Lengths
â Support for LIN (Software) Protocol
⢠Master SPI Interface
â Two Peripheral Data Controller (PDC) Channels
â 8- to 16-bit Programmable Data Length
â Four External Chip Select Lines
⢠One 8-channel 10-bit Analog-to-digital Converter (ADC)
â One Peripheral Data Controller (PDC) Channel
⢠Programmable Watch Timer (WT)
⢠Programmable Watchdog (WD)
⢠Power Management Controller (PMC)
â CPU and Peripherals Can Be Deactivated Individually
⢠Fully Static Operation Up to 40 MHz
â 3.0V to 3.6V Core, Memory and Analog Voltage Range
â 3.0 V to 5.5V Compliant I/Os
â -40° to +85°C Operating Temperature Range
⢠Available in a 144-pin LQFP
AT91 ARM
Thumb-based
Microcontrollers
AT91SAM7A1
Summary
NOTE: This is a summary document.
The complete document is available on
the Atmel website at www.atmel.com.
6048CâATARMâ29-Jun-06
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