Introduction - If you have any usage issues, please Google them yourself
C-part of the software
1) LEDDEMO- three LED control panel SW44B0 procedures
2) D12_DRIVER_FOR_WIN98- USB chipset drivers WIN98
USB firmware FS44B0X plate process- the source code
USB_DEMO
Usage:
1) transferred SDT2.51 in usb_demo.axf, run.
2) connect usb cable, install the win98 driver d12
3) run LEDDEMO, click with the mouse led1, led2, led3, we can see the three on-board LED light FS44B0X out.