BMW FRM 9S12XEQ384

Sep 4, 2026

Upload by Maeve

This document provides technical details and specifications for the BMW FRM 9S12XEQ384 microcontroller, specifically the 3M25J variant. It includes information on the RESET, +5V, BKGD, and Vdd connections, as well as XPROG and GND pins. The document also details the features of the 9S12XEQ384 chip, including its D-FLASH size (0 sectors/0 bytes), EEPROM emulation capacity (16 sectors/4096 bytes), and P-FLASH size (393280 bytes). Furthermore, it indicates that the security is off, with a security byte value of 0xFE. Website references to www.eldb.eu are present, along with a note that all wires should be approximately 12cm in length. This technical datasheet is crucial for engineers and technicians working with automotive electronics systems that utilize this specific Freescale microcontroller, offering insights into its configuration, memory organization, and security status for diagnostic and reprogramming purposes.

LanguageEnglish

CategoryTechnology

FormatPDF

Pages1

Reading Time3 min

AccessFree to download

FAQs

What are the key features of the BMW FRM 9S12XEQ384 (3M25J)?

The 9S12XEQ384 model features 0 bytes of D-FLASH, 4096 bytes of EEPROM emulation across 16 sectors, and 393280 bytes of P-FLASH. Its security is set to 'off' with a security byte of 0xFE.

What are the pin functions mentioned in the document?

The document outlines pin functions including RESET, +5V, BKGD, Vdd (+5V), XPROG, and GND. It also specifies that all associated wires should be approximately 12cm in length.

What is the security status of the 9S12XEQ384 chip?

The security status of the 9S12XEQ384 chip is 'secured off', indicated by a security byte value of 0xFE.

Sep 4, 2026

Upload by Maeve