AT91SAM7S128 ATMEL [ATMEL Corporation], AT91SAM7S128 Datasheet - Page 2

• Manufacturer Part Number: AT91SAM7S128
• Manufacturer: ATMEL [ATMEL Corporation]

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One Parallel Input/Output Controller (PIOA)
Eleven (AT91SAM7S256/128/64/321) or Nine (AT91SAM7S32) Peripheral DMA Controller (PDC) Channels
One USB 2.0 Full Speed (12 Mbits per Second) Device Port (Except for the AT91SAM7S32).
One Synchronous Serial Controller (SSC)
Two (AT91SAM7S256/128/64/321) or One (AT91SAM7S32) Universal Synchronous/Asynchronous Receiver Transmitters
(USART)
One Master/Slave Serial Peripheral Interface (SPI)
One Three (AT91SAM7S256/128/64/321)-channel or Two (AT91SAM7S32)-channel 16-bit Timer/Counter (TC)
One Four-channel 16-bit PWM Controller (PWMC)
One Two-wire Interface (TWI)
One 8-channel 10-bit Analog-to-Digital Converter, Four Channels Multiplexed with Digital I/Os
SAM-BA
IEEE 1149.1 JTAG Boundary Scan on All Digital Pins
5V-tolerant I/Os, including Four High-current Drive I/O lines, Up to 16 mA Each
Power Supplies
Fully Static Operation: Up to 55 MHz at 1.65V and 85 C Worst Case Conditions
Available in a 64-lead LQFP Green Package (AT91SAM7S256/128/64/321) and 48-lead LQFP Green Package (AT91SAM7S32)
– Thirty-two (AT91SAM7S256/128/64/321) or twenty-one (AT91SAM7S32) Programmable I/O Lines Multiplexed with up to
– Input Change Interrupt Capability on Each I/O Line
– Individually Programmable Open-drain, Pull-up resistor and Synchronous Output
– On-chip Transceiver, 328-byte Configurable Integrated FIFOs
– Independent Clock and Frame Sync Signals for Each Receiver and Transmitter
– I²S Analog Interface Support, Time Division Multiplex Support
– High-speed Continuous Data Stream Capabilities with 32-bit Data Transfer
– Individual Baud Rate Generator, IrDA
– Support for ISO7816 T0/T1 Smart Card, Hardware Handshaking, RS485 Support
– Manchester Encoder/Decoder (AT91SAM7S256/128)
– Full Modem Line Support on USART1 (AT91SAM7S256/128/64/321)
– 8- to 16-bit Programmable Data Length, Four External Peripheral Chip Selects
– Three (AT91SAM7S256/128/64/321) or One (AT91SAM7S32) External Clock Inputs, Two Multi-purpose I/O Pins per
– Double PWM Generation, Capture/Waveform Mode, Up/Down Capability
– Master Mode Support Only, All Two-wire Atmel EEPROMs Supported
– Default Boot program
– Interface with SAM-BA Graphic User Interface
– Embedded 1.8V Regulator, Drawing up to 100 mA for the Core and External Components
– 3.3V or 1.8V VDDIO I/O Lines Power Supply, Independent 3.3V VDDFLASH Flash Power Supply
– 1.8V VDDCORE Core Power Supply with Brown-out Detector
Two Peripheral I/Os
Channel
AT91SAM7S Series Summary
™
Boot Assistant
®
Infrared Modulation/Demodulation
6175BS–ATARM–04-Nov-05