R270 In-Circuit Programmer — HC9S12/HC908, M35080/160D/35160 support

R270 In-Circuit Programmer - ECU EEPROM IMMO Service 1.20

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R270 In-Circuit Programmer — HC9S12/HC908, M35080/160D/35160 support
R270 In-Circuit Programmer - ECU EEPROM IMMO Service 1.20
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Post #1

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New release thread for R270 In-Circuit Programmer — HC9S12/HC908, M35080/160D/35160 support: discuss, share feedback, and get help.

R270 In-Circuit Programmer — HC9S12/HC908, M35080/160D/35160 support Bin

R270 In-Circuit Programmer — HC9S12/HC908, M35080/160D/35160 support

v1.20 — EEPROM/MCU programmer for BMW CAS/EWS and Mercedes EZS + odometer/LCM utilities

R270 In-Circuit Programmer — HC9S12/HC908, M35080/160D/35160 support​#

v1.20 — EEPROM/MCU programmer for BMW CAS/EWS and Mercedes EZS + odometer/LCM utilities

R270 (software v1.20) is an in-circuit EEPROM/MCU programmer used for BMW CAS/EWS and Mercedes-Benz EZS work, cluster/LCM service, and M35080/160D/35160 series memory operations.

View attachment 1456

Highlights
  • Direct in-circuit read/write of Motorola/Freescale HC9S12/HC12/HC908 families commonly used in CAS/EWS/EZS.
  • Dedicated functions for...
Click to expand...

Frequently Asked Questions​#

Which Windows version is recommended?
For maximum stability during ECU flashing and diagnostics, a clean installation of Windows 10 (64-bit) is recommended.
Is it compatible with J2534 PassThru?
Most modern software versions support standard J2534 interfaces like Scanmatik 2 Pro, OpenPort 2.0, and specific VCI adapters.

What's inside:
  • Overview & screenshots
  • Version history and compatibility
  • Download link and setup notes

👉 View full details and download — R270 In-Circuit Programmer — HC9S12/HC908, M35080/160D/35160 support
 
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Post #3

What hardware does this work with? As in which eeprom hardware will I need?

I’m attempting to work with the 080d0wq on a 2011 e70 bmw cluster.
 

Post #4

JonHart said:
What hardware does this work with? As in which eeprom hardware will I need?

I’m attempting to work...
Click to expand...

The R270 programmer works with the R270 CAS4 BDM Programmer hardware — it's a specific USB dongle/board sold under that name (sometimes labeled "R270+ V1.20" or similar). You'll find it on AliExpress, eBay, etc. usually for $15–40 depending on the kit.

What you need for M35080/080D0WQ on your E70 cluster:

  • R270 hardware unit (USB programmer board)
  • M35080 adapter/clip or wiring harness — many R270 kits come with a dedicated socket board or flying-wire adapter for the M35080 family. If yours doesn't include one, you'll need to solder wires directly to the chip pins (VCC, GND, CLK, DI, DO, S, etc.)
  • A steady hand or chip clip — the 080D0WQ in the E70 cluster is typically in an SO8/SOP8 package, so a SOIC8 test clip can work for in-circuit reading if the board allows it

For your specific job (080D0WQ on 2011 E70 cluster):

  • In the R270 software, select the M35080/160D/35160 module, then choose 080D0WQ
  • The software supports read, write, and erase for this chip family
  • Always read and save a backup before any write operation
  • Some users report better success reading off-board (desoldering the chip) vs. in-circuit with a clip — depends on the cluster PCB layout and whether other components on the SPI bus interfere

Regarding the download issue:

You need to be logged in (registered account on binunlock.com) to access the download. If it just reloads the page, make sure you're signed in. If you've already downloaded the archive and need the password, the default archive password is binunlock.com.
 
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