Created by BP_DE VAG COM HEX-USB adapter for ver4.09

This is car GND (KL.31) connected Only of side of car. L1 -any L with I = or >150mA. All C (exept C4) and. R are 1206 package. Vbat- unswiched batery voltage.
26KB taille 3 téléchargements 247 vues
5

4

L1 -any L with

I

=

3

L1

USB

2

1

or >150mA LED VCC

VCC

VCC

R2 220R

D2

RX

Q1 to Q4 BC817-40 or similar

optional

VAG COM

INDUCTOR VCC

CN1 CN-USB

C10 10nF

1 2 3 4

D

C4 10uF

R15 220R R1 220R LED

R7

10k L Line

27R

3V3OUT

8

USBDM

7

U2

3 26 13

30 27R

6

AVCC

SHIELD

R6

D1

R14

TX

C11 0.1uF

VCC VCC VCC-IO

5

C9 33nF

USBDP

R8 5 27

TXD

25

RXD

24

RTS#

23

CTS#

22

DTR#

21

DSR#

20

DCD#

19

RI#

18

TXDEN

16

RSTOUT#

1k5 Y1

HEX-USB adapter for ver4.09

KL30

max 10mA truth LEDs

R5 470R

XTIN

DECOUPLING CAPS

ISO3 TLP181

TXD

Created by BP_DE

R16 RTS#

D

Q3 NPN 2k2 R21

R17

DTR# 10k 2k2 KL30 =

KL30

Vbat- unswiched batery voltage

6MHz VCC

C3 0.1uF

VCC

pin13

C1 0.1uF

C2 0.1uF

4

RESET#

PWRCTL

14

R13 220R

32

EECS

1

EESK

2

EEDATA

RXLED#

11

SLEEP#

10

2k2 R20 2k2 ISO1 TLP181

TEST

29

31

TXLED#

12

R12 J1

K Line R9

GND GND

pin26

PWREN#

AGND

pin3

XTOUT

15

9 17

C

VCC

28

Q1 NPN 2k2

R10

R11

10k

10k

Q2 NPN

FT232BM

All C (exept C4) and R are 1206 package

C

16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1

KL30 VCC

OBD-II Con.-SAE-J1962

U3 1 2 3 4

B

CS SK DIN DOUT

VCC NC NC GND

8 7 6 5

R18 220R

B ISO2 TLP181

93C46 R4 2k2 R3

Q4

R19

NPN

100k

10k

This Is GND connected ONLY of side of PC.

This is car GND (KL.31) connected Only of side of car.

A

A Rew.1.1 -

Title

Added connection betwin R21 and pin 24 - was forgoten in firsrt release.

USB Interface fot VAG COM ver4.09 Size A3 Date:

Document Number 1

Rev 1.1

Monday, January 23, 2006

Sheet

5

1

of

1

4

3

2

1