SAM4L_14 Datasheet, PDF (32/176 Pages) ATMEL Corporation – Technology for Ultra-low Power Consumption

ATSAM4L8/L4/L2
Table 3-8. Signal Descriptions List (Sheet 2 of 4)
Signal Name
Function
Type
Active
Level
Inter-IC Sound (I2S) Controller - IISC
IMCK
I2S Master Clock
Output
ISCK
I2S Serial Clock
I/O
ISDI
I2S Serial Data In
Input
ISDO
I2S Serial Data Out
Output
IWS
I2S Word Select
I/O
LCD Controller - LCDCA
BIASL
Bias voltage (1/3 VLCD)
Analog
BIASH
Bias voltage (2/3 VLCD)
Analog
CAPH
High voltage end of flying capacitor
Analog
CAPL
Low voltage end of flying capacitor
Analog
COM3 - COM0
Common terminals
Analog
SEG39 - SEG0
Segment terminals
Analog
VLCD
Bias voltage
Analog
Parallel Capture - PARC
PCCK
Clock
Input
PCDATA7 - PCDATA0 Data lines
Input
PCEN1
Data enable 1
Input
PCEN2
Data enable 2
Input
Peripheral Event Controller - PEVC
PAD_EVT3 -
PAD_EVT0
Event Inputs
Input
Power Manager - PM
RESET_N
Reset
Input
Low
System Control Interface - SCIF
GCLK3 - GCLK0
Generic Clock Outputs
Output
GCLK_IN1 - GCLK_IN0 Generic Clock Inputs
Input
XIN0
Crystal 0 Input
Analog/
Digital
XOUT0
Crystal 0 Output
Analog
Serial Peripheral Interface - SPI
MISO
Master In Slave Out
I/O
MOSI
Master Out Slave In
I/O
NPCS3 - NPCS0
SPI Peripheral Chip Selects
I/O
Low
SCK
Clock
I/O
Timer/Counter - TC0, TC1
Comments
32
42023GS–SAM–03/2014