hello.i write wrong firmware my devices.and i dissambly winbond 25q128 and i write all fimware. i download all firmware.but dont work.because i dont have got start rom . hikvision firmware is insufficient bios.i have got eprom programmer.and i wrong erase all bios my device.tftp is dont work.rs232 dont work.telnet dont work.old time i upgrade repeatedly firmware.i know upgrade.i know tftp program.and connect my computer.i want to winbond 25q128 integrated is full firmware.i want digicap.dav file is content start code.