Datasheet

8
SAM4E [SUMMARY DATASHEET]
11157CS–ATARM–25-Jul-13
Reset/Test
NRST Synchronous Microcontroller Reset I/O Low
VDDIO
Permanent Internal
Pull-up
TST Test Select Input
Permanent Internal
Pull-down
Universal Asynchronous Receiver Transceiver - UARTx
URXDx UART Receive Data Input
UTXDx UART Transmit Data Output
PIO Controller - PIOA - PIOB - PIOC- PIOD - PIOE
PA0 - PA31 Parallel IO Controller A I/O
VDDIO
Reset State:
- PIO or System IOs
(4)
- Internal Pull-up enabled
- Schmitt Trigger enabled
(2)
PB0 - PB14 Parallel IO Controller B I/O
PC0 - PC31 Parallel IO Controller C I/O
PD0 - PD31 Parallel IO Controller D I/O Reset State:
- PIO or System IOs
(4)
- Internal Pull-up enabled
- Schmitt Trigger enabled
(2)
PE0 - PE5 Parallel IO Controller E I/O
PIO Controller - Parallel Capture Mode
PIODC0-PIODC7 Parallel Capture Mode Data Input
VDDIOPIODCCLK Parallel Capture Mode Clock Input
PIODCEN1-2 Parallel Capture Mode Enable Input
High Speed Multimedia Card Interface - HSMCI
MCCK Multimedia Card Clock I/O
MCCDA Multimedia Card Slot A Command I/O
MCDA0 - MCDA3 Multimedia Card Slot A Data I/O
Universal Synchronous Asynchronous Receiver Transmitter USARTx
SCKx USARTx Serial Clock I/O
TXDx USARTx Transmit Data I/O
RXDx USARTx Receive Data Input
RTSx USARTx Request To Send Output
CTSx USARTx Clear To Send Input
DTR1 USART1 Data Terminal Ready I/O
DSR1 USART1 Data Set Ready Input
DCD1 USART1 Data Carrier Detect Output
RI1 USART1 Ring Indicator Input
Timer/Counter - TC
TCLKx TC Channel x External Clock Input Input
TIOAx TC Channel x I/O Line A I/O
TIOBx TC Channel x I/O Line B I/O
Table 3-1. Signal Description List
Signal Name Function Type
Active
Level
Voltage
Reference Comments