BMW FRM 9S12XEQ384 EEPROM Partition

This post show the guide on how to partition BMW FRM 9S12XEQ3814 EEPROM.The content from a Chinese forum,and the pictures in Chinese text,I have translated into English on them.

 

What Tool used?

CG100 Prog

 

BMW FRM 9S12XEQ384 EEPROM Partition:

Enter the software menu to select “Universal Programmer”

BMW FRM 9S12XEQ384 EEPROM Partition-1

Select chip model “MOTOROLA”è”9S12XEQ384”

BMW FRM 9S12XEQ384 EEPROM Partition-2

Before operation,please make a backup for original data file

Select data type “EEPROM”,after reading you need to select repartition the CPU space when writing data.

BMW FRM 9S12XEQ384 EEPROM Partition-3

BMW FRM 9S12XEQ384 EEPROM Partition-4

 

Then it will pop-up a window,select value as below:

DATAFLASH:0

EEPROM:16

After setting,select “Partition”

Then BDM+4 light will flash on,wait a minute.

Software will prompt “Partition Successfully”

Select “Confirm”,data rewrite complete

BMW FRM 9S12XEQ384 EEPROM Partition-5

BMW FRM 9S12XEQ384 EEPROM Partition-6

BMW FRM 9S12XEQ384 EEPROM Partition-7

 

Click the “Open” button to reload data file you save befre,then click “write”,the software will write the data into EEPROM.

BMW FRM 9S12XEQ384 EEPROM Partition-8

BMW FRM 9S12XEQ384 EEPROM Partition-9

BMW FRM 9S12XEQ384 EEPROM Partition-10

BMW FRM 9S12XEQ384 EEPROM Partition-11

BMW FRM 9S12XEQ384 EEPROM Partition-12

BMW FRM 9S12XEQ384 EEPROM Partition-13

 

After data writing completing,use the special programmer to program BMW FRM.

How to Coding for BMW E-series Footwell Module (FRM) by X431

Note:

Before operating,make sure you have a right wire connecting diagram

When you partitioning,do not anything in case damage the CPU chip(9S12XEQ384)

If you just load data,no need to partition eeprom space,only backup relevant data file.

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