COMMELL MPX-2515 - Manual (Page 37)

Commell MPX-2515 User’s Guide Rev 0101
Taiwan Commate Computer Inc. 37
3 Firmware Update
3.1 Introduction
The MPX-2515 implements a bootloader that can reprogram the CY8C24794 device
over the USB interface. The bootloading information can be sent through Cypress
USB Bootloader Host interface
The USB bootloader supports a fully functional device reprogramming ability with
built in error detection and an industry standard communication interface.
This chapter describes the steps of updating the firmware for MPX-2515 card via
Cypress bootloader feature.
• Have bootloader device drivers ready. bootloader device drivers are different
with MPX-2515 device drivers. Bootloader device drivers are come with the
production CD. This procedure runs only at the first time firmware update.
• Enter bootloader mode. Please refer to 3.2 for detail description.
• Install bootloader device driver. Only in the first time update.
• Execute bootloader host application. Please refer to 3.4 for detail information.
This completes the update procedure.
3.2 Enter Boot Loader
The MPX-2515 firmware needs to be in the bootloader mode in order to take
bootloader commands from the PC USB host application.
Commell provides a DOS utility to put MPX-2515 firmware into bootloader mode.
Please have the MPX-2515 card well connecting to the PC USB host platform
before proceeding the update process.
The following figure shows where the enter bootloader DOS utility locates in the
production CD.