This Homemade Huawei Echolife BM622 4G WiMAX CPE broadband wireless modem router LAN LED programmer flasher is a DIY using LPT printer port on old legacy PC, beware of using USB to LPT it will not work.
The hardware schematic diagram is wide available on the net, likewise part can be also purchased at local store. You can download the Willem programmers its free,...