Tp.sk506s.pb802 Firmware Usb Access

Unlike normal operation, the SK506S enters ISP (In-System Programming) mode only if:

Observed behaviour in burning mode:
The PC detects a new device as "Sunplus SPMP3058" or "Unidentified USB Device (Vendor_04fc)". tp.sk506s.pb802 firmware usb

After successful firmware installation:

Before looking for firmware, check if the board is simply in "Burning Mode" or if it needs a fresh install. Unlike normal operation, the SK506S enters ISP (In-System