Datasheet > ATR0622-DK1

ATR0622-DK1

更新时间： 2022-12-27 23:44:55

品牌	Logo	应用领域
爱特美尔 - ATMEL		全球定位系统
页数	文件大小	规格书
14页	331K
描述
GPS Baseband Processor

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数据手册

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ATR0622-DK1 数据手册

Table 3-2.

Module

ATR0621P1 Signal Description (Continued)

Name

SIGHI0

Function

Type

Input

Active Level Comment

Digital IF

–

Interface to ATR0601

SIGLO0

Digital IF

Input

Interface to ATR0601

GPS

SIGHI1

Digital IF

Input

–

PIO-controlled after reset

SIGLO1

Digital IF

Input

–

TIMEPULSE

GPSMODE0-12

STATUSLED

NEEPROM

ANTON

GPS synchronized time pulse

GPS mode

Output

Input

–

Status LED

Output

Input

–

Enable EEPROM support

Active antenna power on output

Low

–

CONFIG

Output

Active antenna short circuit

detection Input

NANTSHORT

Input

Low

PIO-controlled after reset

NAADET0-1

TMS

Active antenna detection input

Test mode select

Test data in

Input

Output

Input

Low

–

PIO-controlled after reset

Internal pull-up resistor

Output high in RESET state

Internal pull-up resistor

Internal pull-down resistor

TDI

–

TDO

Test data out

–

JTAG/ICE

TCK

Test clock

–

NTRST

DBG_EN

Test reset input

Debug enable

Low

High

Interface to ATR0601, Schmitt

trigger input

CLK23

MCLK_OUT

NRESET

Clock input

Input

Output

I/O

–

CLOCK

RESET

Master clock output

Reset input

PIO-controlled after reset

Open drain with internal pull-up

resistor

Low

VDD18

VDDIO

Power

–

Core voltage 1.8V

Variable I/O voltage 1.65V to 3.6V

POWER

USB voltage 0 to 2.0V or

3.0Vto 3.6V⁽¹⁾

VDD_USB

Power

–

GND

LDOBAT_IN

VBAT

Power

Out

–

Ground

2.3V to 3.6V

1.5V to 3.6V

1.8V backup voltage

2.3V to 3.6V

LDOBAT

LDO18

VBAT18

LDO_IN

LDO in

Power

1.8V core voltage, maximum

80 mA

LDO_OUT

LDO out

Power

–

LDO_EN

LDO enable

Input

–

Note:

1. The USB transceiver is disabled if VDD_USB < 2.0V. In this case the pins USB_DM and USB_DP are connected to GND

(internal pull-down resistors). The USB transceiver is enabled if VDD_USB is within 3.0V and 3.6V.

ATR0621P1

4975BS–GPS–05/08

1...7 8 91011 12 13 14

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