AT91SAM7L64 datasheet(2/564 Pages) ATMEL

2 / 564 page

6257A–ATARM–20-Feb-08

AT91SAM7L128/64 Preliminary

• Advanced Interrupt Controller (AIC)

– Individually Maskable, Eight-level Priority, Vectored Interrupt Sources

– Two External Interrupt Sources and One Fast Interrupt Source, Spurious Interrupt Protected

• Debug Unit (DBGU)

– Two-wire UART and Support for Debug Communication Channel interrupt, Programmable ICE Access Prevention

• Periodic Interval Timer (PIT)

– 20-bit Programmable Counter plus 12-bit Interval Counter

• Windowed Watchdog (WDT)

– 12-bit Key-protected Programmable Counter

– Provides Reset or Interrupt Signals to the System

– Counter may be Stopped While the Processor is in Debug State or in Idle Mode

• Real-time Clock (RTC)

– Two Hundred Year Calendar with Alarm

– Runs Off the Internal RC or Crystal Oscillator

• Three Parallel Input/Output Controllers (PIOA, PIOB, PIOC)

– Eighty Programmable I/O Lines Multiplexed with up to Two Peripheral I/Os

– Input Change Interrupt Capability on Each I/O Line

– Individually Programmable Open-drain, Pull-up resistor and Synchronous Output

• Eleven Peripheral DMA Controller (PDC) Channels

• One Segment LCD Controller

– Display Capacity of Forty Segments and Ten Common Terminals

– Software Selectable LCD Output Voltage (Contrast)

• Two Universal Synchronous/Asynchronous Receiver Transmitters (USART)

– Individual Baud Rate Generator, IrDA® Infrared Modulation/Demodulation

– Support for ISO7816 T0/T1 Smart Card, Hardware Handshaking, RS485 Support

– Manchester Encoder/Decoder

– Full Modem Line Support on USART1

• One Master/Slave Serial Peripheral Interface (SPI)

– 8- to 16-bit Programmable Data Length, Four External Peripheral Chip Selects

• One Three-channel 16-bit Timer/Counter (TC)

– Three External Clock Inputs, Two Multi-purpose I/O Pins per Channel

– Double PWM Generation, Capture/Waveform Mode, Up/Down Capability

• One Four-channel 16-bit PWM Controller (PWMC)

• One Two-wire Interface (TWI)

– Master, Multi-Master and Slave Mode Support, All Atmel® Two-wire EEPROMs and I2C compatible Devices Supported

– General Call Supported in Slave Mode

• One 4-channel 10-bit Analog-to-Digital Converter, Four Channels Multiplexed with Digital I/Os

• SAM-BA® Boot Assistant

– Default Boot Program

– Interface with SAM-BA Graphic User Interface

– In Application Programming Function (IAP)

• IEEE® 1149.1 JTAG Boundary Scan on All Digital Pins

• Four High-current Drive I/O lines, Up to 4 mA Each

• Power Supplies

– Embedded 1.8V Regulator, Drawing up to 60 mA for the Core with Programmable Output Voltage

– Single Supply 1.8V - 3.6V

• Fully Static Operation: Up to 36 MHz at 85°C, Worst Case Conditions

• Available in a 128-lead LQFP Green and a 144-ball LFBGA Green Package

AT91SAM7L64 Datasheet(PDF) 2 Page - ATMEL Corporation

AT91SAM7L64 Datasheet(HTML) 2 Page - ATMEL Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL