that is ASM104x series FW update Tool at DOS mode.

Usage: 104XFWDL [option]...
  /U filename	Update firmware.
  /C					Verify firmware.
  /D					Display running firmware version.
  /T					Check running firmware version.

d.bat for display current FW verison.
u.bat for update FW to 110315_01_02_30.bin.

example
	104xfwdl /U fw.bin
	104xfwdl /D
	104xfwdl /C
	104xfwdl /T

support to edit SVID/SSID
To enable to edit SVID/SSID value, tool need the configure file ¡§104XFW.CFG¡¨. 
The configure file format as below:

// ASM104x Firmware Configure Table 
 
// "//" is not execute command.

// Customer Configure defined
[Customer Configure]
// Firmware version 110315_01_02_30	//For /T command If not match current firmware version will show fail.
FWVERSION1=0x00110315			//check Firmware version 110315
FWVERSION2=0x00010230			//check Firmware version _01_02_30

// Create new binary file named 104XFW.NEW
NEWFILE=1	// 1:enable, 0:disable
SVID=0x1B21     // System Vendor ID
SSID=0x1042     // Subsystem ID