Datasheet

9
SAM4E [SUMMARY DATASHEET]
11157CS–ATARM–25-Jul-13
Serial Peripheral Interface - SPI
MISO Master In Slave Out I/O
MOSI Master Out Slave In I/O
SPCK SPI Serial Clock I/O
SPI_NPCS0 SPI Peripheral Chip Select 0 I/O Low
SPI_NPCS1 -
SPI_NPCS3
SPI Peripheral Chip Select Output Low
Two-Wire Interface - TWIx
TWDx TWIx Two-wire Serial Data I/O
TWCKx TWIx Two-wire Serial Clock I/O
Analog
ADVREF
ADC, DAC and Analog Comparator
Reference
Analog
12-bit Analog-Front-End - AFEx
AFE0_AD0-
AFE0_AD14
Analog Inputs
Analog,
Digital
AFE1_AD0-
AFE1_AD7
Analog Inputs
Analog,
Digital
ADTRG Trigger Input VDDIO
12-bit Digital-to-Analog Converter - DAC
DAC0 - DAC1 Analog output
Analog,
Digital
DACTRG DAC Trigger Input VDDIO
Fast Flash Programming Interface - FFPI
PGMEN0-
PGMEN2
Programming Enabling Input VDDIO
PGMM0-PGMM3 Programming Mode Input
VDDIO
PGMD0-PGMD15 Programming Data I/O
PGMRDY Programming Ready Output High
PGMNVALID Data Direction Output Low
PGMNOE Programming Read Input Low
PGMCK Programming Clock Input
PGMNCMD Programming Command Input Low
External Bus Interface
D0 - D7 Data Bus I/O
A0 - A23 Address Bus Output
NWAIT External Wait Signal Input Low
Static Memory Controller - SMC
NCS0 - NCS3 Chip Select Lines Output Low
NRD Read Signal Output Low
Table 3-1. Signal Description List
Signal Name Function Type
Active
Level
Voltage
Reference Comments