AT91SAM_14 datasheet(32/50 Pages) ATMEL

Part #	AT91SAM

Description	High-performance 32-bit RISC Architecture

PDF	50 Pages

Scroll/Zoom	100%

Manufacturer	ATMEL [ATMEL Corporation]

Direct Link	http://www.atmel.com

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32 / 50 page

SAM7S Series [DATASHEET]

6175KS–ATARM–25-Oct-12

9.9

PIO Controller

One PIO Controller, controlling 32 I/O lines (21 for SAM7S32/16)

Fully programmable through set/clear registers

Multiplexing of two peripheral functions per I/O line

For each I/O line (whether assigned to a peripheral or used as general-purpose I/O)

Input change interrupt

Half a clock period glitch filter

Multi-drive option enables driving in open drain

Programmable pull-up on each I/O line

Pin data status register, supplies visibility of the level on the pin at any time

Synchronous output, provides Set and Clear of several I/O lines in a single write

9.10 Voltage Regulator Controller

The aim of this controller is to select the Power Mode of the Voltage Regulator between Normal Mode (bit 0 is cleared) or

Standby Mode (bit 0 is set).

AT91SAM Datasheet(PDF) 32 Page - ATMEL Corporation