AT91SAM9G25-CU(2013) Просмотр технического описания (PDF) - Atmel Corporation

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Компоненты Описание

производитель

AT91SAM9G25-CU
(Rev.:2013)

AT91SAM ARM-based Embbedded MPU

Atmel Corporation 

3. Signal Description

Table 3-1 gives details on the signal names classified by peripheral.

Table 3-1. Signal Description List

Signal Name

Function

Clocks, Oscillators and PLLs

XIN

Main Oscillator Input

XOUT

Main Oscillator Output

XIN32

Slow Clock Oscillator Input

XOUT32

Slow Clock Oscillator Output

VBG

Bias Voltage Reference for USB

PCK0-PCK1

Programmable Clock Output

Shutdown, Wakeup Logic

SHDN

Shut-Down Control

WKUP

Wake-Up Input

ICE and JTAG

TCK

Test Clock

TDI

Test Data In

TDO

Test Data Out

TMS

Test Mode Select

JTAGSEL

JTAG Selection

RTCK

Return Test Clock

Reset/Test

NRST

Microcontroller Reset

TST

Test Mode Select

NTRST

Test Reset Signal

BMS

Boot Mode Select

Debug Unit - DBGU

DRXD

Debug Receive Data

DTXD

Debug Transmit Data

Advanced Interrupt Controller - AIC

IRQ

External Interrupt Input

FIQ

Fast Interrupt Input

PIO Controller - PIOA - PIOB - PIOC - PIOD

PA0-PA31

Parallel IO Controller A

PB0-PB18

Parallel IO Controller B

PC0-PC31

Parallel IO Controller C

PD0-PD21

Parallel IO Controller D

Type

Input

Output

Input

Output

Analog

Output

Output

Input

Input

Input

Output

Input

Input

Output

I/O

Input

Input

Input

Input

Output

Input

Input

I/O

I/O

I/O

I/O

Active Level

Low

SAM9G25 [DATASHEET]

5

11032C–ATARM–25-Jan-13

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