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Product Documentation
Creating a Communication Log
| File name | File size | No. of downloads | |
|---|---|---|---|
| creating_comm_log.pdf | 396.8 KB | 27906 | Download |
Last updated: Nov 17th, 2009
Datasheets
Datasheets for the STN11xx and STN21xx OBD to UART interpreter ICs.
| File name | File size | No. of downloads | |
|---|---|---|---|
| stn1110_ds_g.pdf | 667.0 KB | 10057 | Download |
| stn1170_ds_g.pdf | 1.1 MB | 1902 | Download |
| stn21xx_ds_c.pdf | 850.6 KB | 1932 | Download |
Last updated: Aug 28th, 2020
ECUsim 2000 User Guide
| File name | File size | No. of downloads | |
|---|---|---|---|
| ecusim_2000-ug.pdf | 930.9 KB | 71119 | Download |
Last updated: Mar 26th, 2015
ECUsim 5100 User Guide
| File name | File size | No. of downloads | |
|---|---|---|---|
| ecusim_5100-ug.pdf | 1.1 MB | 50186 | Download |
Last updated: Apr 23rd, 2013
ECUsim Programming Manual
ECUsim Programming Manual.
| File name | File size | No. of downloads | |
|---|---|---|---|
| ecusim-pm.pdf | 757.9 KB | 21474 | Download |
Last updated: Apr 29th, 2013
ELM327 Datasheet
Elm Electronics ELM327 OBD Interpreter IC Datasheet.
| File name | File size | No. of downloads | |
|---|---|---|---|
| elm327dsh.pdf | 372.7 KB | 77974 | Download |
Last updated: Nov 13th, 2010
FRPM for STN11xx/STN21xx
STN11xx/STN21xx OBDLink Family Reference and Programming Manual.
| File name | File size | No. of downloads | |
|---|---|---|---|
| obdlink_frpm_f.pdf | 1.4 MB | 11968 | Download |
Last updated: Oct 27th, 2025
OBD Driver Module
This is part of our open source development platform to help developers get to market fast. The OBD Driver Module is a suggested design for implementing OBD drivers. This file contains the source and manufacturing files.
| File name | File size | No. of downloads | |
|---|---|---|---|
| obd_driver_module-pr_1.1_b.zip | 208.5 KB | 2351 | Download |
Last updated: Sep 24th, 2013
OBD Inter-connect Board
This is part of our open source development platform to help developers get to market fast. The Inter-connect board holds several modules, such as the STN IC Module, OBD Driver Module, and OBD Power Module. This file contains the source and manufacturing files.
| File name | File size | No. of downloads | |
|---|---|---|---|
| obd_interconnect_board_1.6-g_2.pdf | 234.9 KB | 3360 | Download |
| 18060_IVN_lab_manual.pdf | 3.5 MB | 16594 | Download |
| 18060_IVN_Slides.pdf | 2.0 MB | 18985 | Download |
| stm-p-05.pdf | 47.8 KB | 12171 | Download |
| obd_interconnect_board.pdf | 218.0 KB | 13219 | Download |
| stm-od-01.pdf | 92.1 KB | 13093 | Download |
| stn-br-2120.pdf | 72.4 KB | 1203 | Download |
| stm-br-2100.pdf | 53.9 KB | 1110 | Download |
| stm-br-1170.pdf | 63.2 KB | 12541 | Download |
Last updated: Jul 9th, 2019
OBD Power Module
This is part of our open source development platform to help developers get to market fast. The OBD Power Module is a suggested design for implementing an OBD power management system. This file contains the source and manufacturing files.
| File name | File size | No. of downloads | |
|---|---|---|---|
| obd_power_module-pr_1.3_d.zip | 170.6 KB | 1924 | Download |
Last updated: Sep 24th, 2013
OBDLink LX Quick Start Guide
| File name | File size | No. of downloads | |
|---|---|---|---|
| lx_bt-android_qsg-web.pdf | 1.2 MB | 38857 | Download |
Last updated: Apr 7th, 2015
OBDLink MX Protocol Commands
| File name | File size | No. of downloads | |
|---|---|---|---|
| mx_protocol_commands.pdf | 298.3 KB | 61151 | Download |
Last updated: Dec 30th, 2011
OBDLink MX Quick Start Guide
| File name | File size | No. of downloads | |
|---|---|---|---|
| mx_bt-android_quickstart.pdf | 1.6 MB | 54905 | Download |
Last updated: Mar 6th, 2015
OBDLink MX+ Quick Start Guides
| File name | File size | No. of downloads | |
|---|---|---|---|
| mxp_add-on_instructions.pdf | 1.7 MB | 19564 | Download |
| mxp_qsq_android.pdf | 1.2 MB | 7398 | Download |
| mxp_qsg_ios.pdf | 1.0 MB | 8528 | Download |
Last updated: Nov 6th, 2018
STN Bootloader
Firmware Update Specification for Devices with STN Bootloader.
| File name | File size | No. of downloads | |
|---|---|---|---|
| stn_bl-d.pdf | 563.0 KB | 201 | Download |
Last updated: Sep 11th, 2025
STN1110 vs ELM327 Comparison
Document that compares the features and performance of STN1110 and ELM327 OBD interpreter ICs.
| File name | File size | No. of downloads | |
|---|---|---|---|
| stn1110_vs_elm327.pdf | 334.5 KB | 62552 | Download |
Last updated: Nov 12th, 2010
STN1170 Breakout Module (QFN)
This is part of our open source development platform to help developers get to market fast. The OBD Power Module is a suggested design for implementing our STN1170 IC. This file contains the source and manufacturing files.
| File name | File size | No. of downloads | |
|---|---|---|---|
| stn1170_breakout_qfn-pr_1.1_b.zip | 148.7 KB | 1881 | Download |
Last updated: Sep 24th, 2013
