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May 20, 2024
Ver. 4.10.0
The firmware will be updated but it does not affect the use of DU-E8000.
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Sep 6, 2023
Ver. 4.9.5
General bug fixes.
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Oct 17, 2022
Ver. 4.9.4
General bug fixes.
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Mar 14, 2022
Ver. 4.9.3
・Bug fixes for the error detection function.
・Improved the display accuracy for assist traveling range. -
Oct 13, 2020
Ver. 4.9.0
・The warning code for W013 has been changed to W103.
・E-TUBE PROJECT supports the built-in battery charging function of EW-SW100, EW-SW300, and SC-E6100.
Please make sure that you have installed “E-TUBE PROJECT for Windows V4 (Ver.4.0.2)” in your computer and updated the DU. -
Jul 13, 2020
Ver. 4.8.0
・Adapted for SC-E5000.
・Adapted for BT-E8035L/BT-E8036/BT-E8016.
・Bug fixes the start mode that does not work when the power is turned on. -
Sep 2, 2019
Ver. 4.7.1
Bug fixes for the cadence sensor error.
Bug fixes when connecting with SC-E6100/SC-E7000/EW-EN100, that shows the battery level as 0. -
May 22, 2019
Ver. 4.7.0
-Added interchangeability between SHIMANO STEPS with Road components.
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Feb 25, 2019
Ver. 4.6.1
- Bug fixes of lighting time setting which actual lighting time become shorter than the setting time of E-TUBE project OEM version 3.4.0, when the battery level is low.
- Adjusted the default settings of lighting time from 120 minutes to 40 minutes when updating the firmware 4.6.0 version.
- Improved the display for the remaining battery level indication. -
Nov 5, 2018
Ver. 4.6.0
‐ Adopted for Korean regulation (KATS Annex 40 - PAS)
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Sep 14, 2018
Ver. 4.5.1
・Adopted for the models, SC-E6100, SC-E7000 and EW-EN100.
・Bug fixing -
Jun 15, 2018
Ver. 4.4.5
・ Adopted for new battery, BT-E8014
・ Bug fixing -
Apr 27, 2018
Ver. 4.4.4
Bug fixing
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Mar 30, 2018
Ver. 4.4.2
・Adapted for Taiwan, R.O.C. regulation
・Bug fixing
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Jan 16, 2018
Ver. 4.3.4
Bug fixing
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Dec 21, 2017
Ver. 4.3.2
Bug fixing
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Nov 22, 2017
Ver. 4.3.1
Bug fixing
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Aug 29, 2017
Ver. 4.2.7
1. Improved assist characteristic for boost mode
2. Bug fixing
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Jul 26, 2017
Ver. 4.1.2
Bug fixing
*There might be a fail possibility of E-TUBE PROJECT after updating the firmware.
If this happens, please turn it ON again for normal operation. -
Jul 12, 2017
Ver. 4.1.0
Adopting for USA specifications
Additional function
1. Riding characteristic setting
2. Cassette sprocket combination setting -
Mar 17, 2017
Ver. 4.0.3
Bug fixing
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Jan 20, 2017
Ver. 4.0.1
Bug fixing for walk assist function
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Nov 21, 2016
Ver. 4.0.0
Firmware uploaded