AT91SAM7SE512 datasheet(40/47 Pages) ATMEL

40 / 47 page

6222ES–ATARM–15-Dec-09

AT91SAM7SE512/256/32 Preliminary

– 8- to 16-bit programmable data length per chip select

– Programmable phase and polarity per chip select

– Programmable transfer delays per chip select, between consecutive transfers and

between clock and data

– Programmable delay between consecutive transfers

– Selectable mode fault detection

– Maximum frequency at up to Master Clock

10.8

Two Wire Interface

• Master, Multi-Master and Slave Mode Operation

• Compatibility with standard two-wire serial memories

• One, two or three bytes for slave address

• Sequential read/write operations

• Bit Rate: Up to 400 Kbit/s

• General Call Supported in Slave Mode

10.9

USART

• Programmable Baud Rate Generator

• 5- to 9-bit full-duplex synchronous or asynchronous serial communications

– 1, 1.5 or 2 stop bits in Asynchronous Mode

– 1 or 2 stop bits in Synchronous Mode

– Parity generation and error detection

– Framing error detection, overrun error detection

– MSB or LSB first

– Optional break generation and detection

– By 8 or by 16 over-sampling receiver frequency

– Hardware handshaking RTS - CTS

– Modem Signals Management DTR-DSR-DCD-RI on USART1

– Receiver time-out and transmitter timeguard

– Multi-drop Mode with address generation and detection

• RS485 with driver control signal

• ISO7816, T = 0 or T = 1 Protocols for interfacing with smart cards

– NACK handling, error counter with repetition and iteration limit

•IrDA

® modulation and demodulation

– Communication at up to 115.2 Kbps

• Test Modes

– Remote Loopback, Local Loopback, Automatic Echo

10.10 Serial Synchronous Controller

• Provides serial synchronous communication links used in audio and telecom applications

• Contains an independent receiver and transmitter and a common clock divider

AT91SAM7SE512 Datasheet(PDF) 40 Page - ATMEL Corporation

AT91SAM7SE512 Datasheet(HTML) 40 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

Datasheet Download

Link URL