JMB38X SD/MMC Host Controller

Category: System and Controller
Manufacturer: Jmicron Technology Corporation
Caution Level: Safe
Download File Size: 3 MB
Operating System: Windows 2000, Windows XP, Windows 2003
Latest Version / Release Date: / 04 Nov 2008

Windows device driver information for JMB38X SD/MMC Host Controller

The JMB38X SD/MMC Host Controller is a family of Host Controllers for Memory Card readers and 1394a OHCI. This product family consists of 1 lane PCI Express to _ port 1394a and _ slot xD/ MS/ MMC/ SD host controllers for memory card readers. This host controller product family is fully compliant with various industry standards such as the revised 1.1 specification for the PCI Express Base and release 1.1 of the 1394 OHCI or Open Host Controller Interface. The product family is also compliant with version 2.00 specifications of the SD specifications Part One Physical Layer, Part E1 SDIO and Part 2 File System specification. Likewise, the JMB38X SD/MMC Host Controller product family fully complies with the version 4.2 specification of the MultimediaCard System and version 1.43-00 of the specification for the Memory Stick Standard Format, PRO-HG Duo and PRO format, and version 1.20 and 1.11 specifications of the xD Picture Card ™ Card, Host Guideline and Format.

Outdated Drivers?

Unless you update your drivers regularly you may face hardware performance issues.

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The JMB38X SD/MMC Host Controller family has an incorporated 2 port 1394a in 400/ 200/ 100 megabytes per second and 1 Lane PCI Express in 2.5 gigabytes per second. They likewise have 2 PLLs for the 1394a interface and the PCI Express bus. This host controller family also employs calibration for automatic impedance and swing control for output to be used for 1394a PHY and PCI Express. The JMB38X SD/MMC Host Controller family has a co-layout among the JMB385, JMB383, JMB382, JMB381 and JMB380. This product family also has support for Serial External EEPROM and Power Switch PMOS for the memory card’s power control. They can likewise deliver a DOS Program Utility with GUID Setting for the Main BIOS and an Update Utility for the Serial EEPROM in DOS. It is highly recommended you run a free registry scan for and JMB38X SD/MMC Host Controller errors before installing any driver updates.