Datasheet

SAM3S [SUMMARY]

6500ES–ATARM–11-Feb-13

z By 8 or by-16 over-sampling receiver frequency

z Hardware handshaking RTS-CTS

z Receiver time-out and transmitter timeguard

z Optional Multi-drop Mode with address generation and detection

z Optional Manchester Encoding

z Full modem line support on USART1 (DCD-DSR-DTR-RI)

z RS485 with driver control signal

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

z NACK handling, error counter with repetition and iteration limit

z SPI Mode

z Master or Slave

z Serial Clock programmable Phase and Polarity

z SPI Serial Clock (SCK) Frequency up to MCK/4

z IrDA modulation and demodulation

z Communication at up to 115.2 Kbps

z Test Modes

z Remote Loopback, Local Loopback, Automatic Echo

12.5 Synchronous Serial Controller (SSC)

z Provides serial synchronous communication links used in audio and telecom applications (with CODECs in Master

or Slave Modes, I

S, TDM Buses, Magnetic Card Reader)

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

z Offers configurable frame sync and data length

z Receiver and transmitter can be programmed to start automatically or on detection of different event on the frame

sync signal

z Receiver and transmitter include a data signal, a clock signal and a frame synchronization signal

12.6 Timer Counter (TC)

z Six 16-bit Timer Counter Channels

z Wide range of functions including:

z Frequency Measurement

z Event Counting

z Interval Measurement

z Pulse Generation

z Delay Timing

z Pulse Width Modulation

z Up/down Capabilities

z Each channel is user-configurable and contains:

z Three external clock inputs

z Five internal clock inputs

z Two multi-purpose input/output signals

z Two global registers that act on all three TC Channels

z Quadrature decoder

z Advanced line filtering

z Position / revolution / speed

z 2-bit Gray Up/Down Counter for Stepper Motor