ELM329 Просмотр технического описания (PDF) - Elm Electronics

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ELM329

CAN Interpreter

Elm Electronics 

ELM329

AT Command Summary (continued)

General OBD Commands

AT0, 1, 2

Adaptive Timing off, auto1*, auto2

BD

perform a Buffer Dump

BI

Bypass the Initialization sequence

DP

Describe the current Protocol

DPN

Describe the Protocol by Number

H0, H1

Headers off*, or on

MA

Monitor All

PC

Protocol Close

R0, R1

Responses off, or on*

S0, S1

printing of Spaces off, or on*

SH xyz

Set Header (11 bit ID) to xyz

SH xxyyzz Set Header (29 bit ID) to xxyyzz

SH wwxxyyzz Set Header (29 bit ID) to wwxxyyzz

SP h

Set Protocol to h and save it

SP Ah

Set Protocol to Auto, h and save it

ST hh

Set Timeout to hh x 4 msec

TA hh

set Tester Address to hh

TP h

Try Protocol h

TP Ah

Try Protocol h with Auto search

J1939 CAN Specific Commands (protocols A to F)

DM1

monitor for DM1 messages

JE

use J1939 Elm data format*

JHF0, JHF1 Header Formatting off, or on*

JS

use J1939 SAE data format

JTM1

set Timer Multiplier to 1*

JTM5

set Timer Multiplier to 5

MP hhhh

Monitor for PGN 0hhhh

MP hhhh n “ “ and get n messages

MP hhhhhh Monitor for PGN hhhhhh

MP hhhhhh n “ “ and get n messages

Note: Settings shown with an asterisk (*)

are the default values

CAN Specific Commands (protocols 6 to F)

. [1 - 8 bytes] send the data with the 11 bit ID

: [1 - 8 bytes] send the data with the 29 bit ID

CA

is there CAN Activity at pin 11?

CEA

turn off CAN Extended Addressing

CEA hh

use CAN Extended Address hh

CAF0, CAF1 Automatic Formatting off, or on*

CF hhh

set the ID Filter to hhh

CF hhhhhhhh set the ID Filter to hhhhhhhh

CFC0, CFC1 Flow Controls off, or on*

CM hhh

set the ID Mask to hhh

CM hhhhhhhh set the ID Mask to hhhhhhhh

CP hh

set CAN Priority to hh (29 bit)

CRA

reset the Receive Address filters

CRA hhh

set CAN Receive Address to hhh

CRA hhhhhhhh set the Rx Address to hhhhhhhh

CS

show the CAN Status counts

CSM0, CSM1 Silent Monitoring off, or on*

D0, D1

display of the DLC off*, or on

FC SD [1 - 8 bytes] FC, Set Data to [...]

FC SM h

Flow Control, Set the Mode to h

FC SH hhh FC, Set the Header to hhh

FC SH hhhhhhhh “ “ hhhhhhhh

PB xx yy

Protocol B options and baud rate

TM0, 1, 2, 3 set Transceiver Mode to 0,1,2, or 3*

RTR

send an RTR message

V0, V1

use of Variable DLC off*, or on

Periodic Message Commands

SW hh

Set Wakeup interval to hhx20 msec

SW 00

turn off Wakeup messages

WD [1 - 8 bytes] set the Wakeup Data

WH hhh

set the Wakeup Header (11 bit)

WH hhhhhhhh set the Wakeup Header (29 bit)

WM [1 - 8 bytes] set the Wakeup Message

WM0, 1, 2

set the Wakeup Mode to 0*, 1 or 2

ELM329DSB

Elm Electronics – Circuits for the Hobbyist

www.elmelectronics.com

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