SAM4L Datasheet, PDF (1066/1185 Pages) ATMEL Corporation – ATSAM ARM-based Flash MCU

ATSAM4L4/L2
40. Parallel Capture (PARC)
Rev: 1.0.0.0
40.1 Features
• Captures 8-bits data with external input clock
• External data enables supported
• Various enable conditions
• Peripheral DMA supported
• Peripheral events supported
40.2 Overview
The Parallel Capture peripheral samples an external 8-bit bus with an external input clock. It can
be connected to a CMOS digital image sensor, an ADC, a DSP synchronous port,...
The number of PARC modules implemented is device specific. Refer to the Module Configura-
tion section for details.
40.3 Block Diagram
Figure 40-1. PARC Block Diagram
PEVC
Events
CPU / PDCA
Peripheral
Bus
Buffer
RHR
PARC
I/O
Controller
PCCK
PCDATA[7:0]
PCEN1
PCEN2
40.4 I/O Lines Description
Table 40-1. I/O Lines Description
Pin Name
PCCK
PCD[7:0]
PCEN1
PCEN2
Pin Description
Clock
Data
Data Enable 1
Data Enable 2
Type
Input
Input
Input
Input
40.5 Product Dependencies
In order to use this module, other parts of the system must be configured correctly, as described
below.
42023C–SAM–02/2013
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