AT91SAM7SE32(2008) 查看數據表（PDF） - Atmel Corporation

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AT91SAM7SE32
(Rev.:2008)

Product Description

Atmel Corporation 

AT91SAM7SE512/256/32 Preliminary Summary

3. Signal Description

Table 3-1. Signal Description List

Signal Name

VDDIN

VDDOUT

VDDFLASH

VDDIO

VDDCORE

VDDPLL

GND

XIN

XOUT

PLLRC

PCK0 - PCK2

TCK

TDI

TDO

TMS

JTAGSEL

ERASE

NRST

TST

DRXD

DTXD

IRQ0 - IRQ1

FIQ

Function

Type

Power

Voltage Regulator and ADC Power

Supply Input

Power

Voltage Regulator Output

Power

Flash and USB Power Supply

Power

I/O Lines Power Supply

Power

Core Power Supply

Power

PLL

Power

Ground

Ground

Clocks, Oscillators and PLLs

Main Oscillator Input

Input

Main Oscillator Output

Output

PLL Filter

Input

Programmable Clock Output

Output

ICE and JTAG

Test Clock

Input

Test Data In

Input

Test Data Out

Output

Test Mode Select

Input

JTAG Selection

Input

Flash Memory

Flash and NVM Configuration Bits Erase

Command

Input

Reset/Test

Microcontroller Reset

I/O

Test Mode Select

Input

Debug Unit

Debug Receive Data

Input

Debug Transmit Data

Output

AIC

External Interrupt Inputs

Input

Fast Interrupt Input

Input

Active

Level

High

Low

High

Comments

3V to 3.6V

1.85V

3V to 3.6V

3V to 3.6V or 1.65V to 1.95V

1.65V to 1.95V

1.65V to 1.95V

No pull-up resistor

No pull-up resistor

No pull-up resistor.

Pull-down resistor(1)

Pull-down resistor (1)

Open drain with pull-up resistor (1)

Pull-down resistor (1)

5

6222ES–ATARM–04-Jan-08

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