GPS模块原理图——天祥电子()

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4

J5 GND U1 R8 P0R801 R9 P0R901 R10 P0R1001 GND N0MOSI 0 MOSI N0MISO 0 MISO P0R902 N0SCK 0 SCK P0R1002 N0SCS SCS P0R802

A

GND 13P0U1013 GND 14 P0U1014 MOSI/CFG_COM0 15 P0U1015 MISO/CFG_COM1 16 P0U1016 CFG_GPS0/SCK 17 P0U1017 SCS1_N 18 P0U1018 SDA2 19P0U1019 SCL2 20 P0U1020 TXD1 21 P0U1021 RXD1 22 P0U1022 V_BCKP 23P0U1023 VCC 24P0U1024 GND NEO-5Q 12 GND P0U1011 11 RF_IN P0U1010 10 GNDP0U109 9 VCC_RFP0U108 8 Reserved P0U1012

5P0J505

5

1 2 3 4

1 P0J502 2 P0J503 3 P0J504 4 P0J501

A

RF_CONNECT R3 P0R301 L1 10 P0L101 P0R302 27nH R6 P0R601 27 P0R402 27 P0R502 P0R602

GND P0L102

R7 P0R701 U3

P0R702

NC

GND 6 P0U305 5 P0U304 4 P0U306 N0DP DP N0VBUS VBUS N0DM DM

R11 P0R1101 R12 P0R1201

VOUT

N0SDA 10KSDA N0SCL 10KSCL P0R1202 N0TXD0TTL TXD_TTL N0RXD0TTL RXD_TTL N0VBCKP VBCKP N0VOUT VOUT P0R1102

7 VDDUSBP0U106 6 USB_DP P0U105 5 USB_DM P0U104 4 EXTINT0 P0U103 3 TIMEPLUSE P0U102 2 SS_N/NCP0U101 1 Reserved P0U107

N0VOUT 0 VOUT

R4 P0R401 R5 P0R501

GND

1P0U301 I/O1 I/O1 2 P0U302 GND VBUS 3P0U303 I/O2 I/O2 USBLC6-2SC6

GND B

NEO-5Q VOUT R1 VDD5V P0R101 P0R102 P0R202

B

VD1 P0BT01 P0VD101 P0VD102 N0VBCKP VBCKP

U4 1P0U401 GND

VDD5V

3P0U403 VIN

VOUT

P0U402

2 P0C102 P0C101

U2 VOUT C1 10uF C2 104 P0C201 P0C202 C3 104 P0C301 P0C302 N0TXD0232 TXD_232 N0RXD0232 RXD_232

2K

1P0U201 C1+ 3P0U203 C14P0U204 C2+ 5P0U205 C2-

VCC GND V+ V-

16 P0U2015 15 P0U2016 P0U202

C4 104 P0C401 P0C402 C5 104 P0C501 P0C502 C6 104 P0C601 P0C602 N0TXD0TTL TXD_TTL N0RXD0TTL RXD_TTL GND

P0R201

P0BT02

R2 3K

BT Battery

AMS1117-33

2 P0U206 6

GND GND

POWER

P0U2011 14 P0U2014 11 DOUT1 DIN1P0U2012 13 P0U2013 12 RIN1 ROUT1 P0U2010 7 P0U207 10 DOUT2 DIN2 P0U209 8 P0U208 9 RIN2 ROUT2

MAX3232

C

MAX3232 J4 N0VBUS VBUS N0DM DM N0DP DP

C

1P0J401 VCC 2 P0J402 D3 P0J403 D+ 4P0J404 GND USB

GND

GND VDD5V J1 1P0J101 VOUT J3 1 2P0J102 1 2 P0J301 N0TXD0TTL 1 P3.0 TXD_TTL 3P0J103 2 3 P0J302 N0RXD0TTL 2 P3.1 RXD_TTL 4P0J104 N0RXD0TTL RXD_TTL 3 4 P0J303 N0SDA 3 SDA 5P0J105 N0TXD0TTL TXD_TTL 4 5 P0J304 N0SCL 4 SCL 6P0J106 5 6 P0J305 5 7P0J107 7 8P0J108 ARM_CON 8 GND GPS_P1

GND VDD5V J2 1P0J201 1 2P0J202 2 N0TXD0232 TXD_232 3P0J203 3 N0RXD0232 RXD_232 4P0J204 4 N0MOSI MOSI 5P0J205 5 N0MISO MISO 6P0J206 6 N0SCK SCK 7P0J207 7 N0SCS SCS 8P0J208 8 GPS_P2

CONNECT D Title D Number Revision Size A4 Date: File: 1 2 3 2009-8-26 E:\ Sheet of\GPS Model\Sheet.SchDoc rawn By: D 4

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