AT91SAM9260B-CU Просмотр технического описания (PDF) - Atmel Corporation

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Компоненты Описание

производитель

AT91SAM9260B-CU

AT91 ARM Thumb Microcontrollers

Atmel Corporation 

3. Signal Description

Table 3-1. Signal Description List

Signal Name

VDDIOM

VDDIOP0

VDDIOP1

VDDBU

VDDANA

VDDPLL

VDDCORE

GND

GNDPLL

GNDANA

GNDBU

XIN

XOUT

XIN32

XOUT32

OSCSEL

PLLRCA

PCK0 - PCK1

SHDN

Function

Type

Power Supplies

EBI I/O Lines Power Supply

Power

Peripherals I/O Lines Power Supply

Power

Peripherals I/O Lines Power Supply

Power

Backup I/O Lines Power Supply

Power

Analog Power Supply

Power

PLL Power Supply

Power

Core Chip Power Supply

Power

Ground

Ground

PLL and Oscillator Ground

Ground

Analog Ground

Ground

Backup Ground

Ground

Clocks, Oscillators and PLLs

Main Oscillator Input

Input

Main Oscillator Output

Output

Slow Clock Oscillator Input

Input

Slow Clock Oscillator Output

Output

Slow Clock Oscillator Selection

Input

PLL A Filter

Input

Programmable Clock Output

Output

Shutdown, Wakeup Logic

Shutdown Control

Output

WKUP

NTRST

TCK

TDI

TDO

TMS

JTAGSEL

RTCK

Wake-up Input

Test Reset Signal

Test Clock

Test Data In

Test Data Out

Test Mode Select

JTAG Selection

Return Test Clock

Input

ICE and JTAG

Input

Input

Input

Output

Input

Input

Output

Active

Level Comments

1.65V to 1.95V or 3.0V to3.6V

3.0V to 3.6V

1.65V to 3.6V

1.65V to 1.95V

3.0V to 3.6V

1.65V to 1.95V

1.65V to 1.95V

Accepts between 0V and

VDDBU.

Driven at 0V only. Do not tie over

VDDBU.

Accepts between 0V and

VDDBU.

Low Pull-up resistor

No pull-up resistor

No pull-up resistor

No pull-up resistor

Pull-down resistor. Accepts

between 0V and VDDBU.

4 AT91SAM9260

6221JS–ATARM–17-Jul-09

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