Nanjing DoubleStar was one of the original controller manufacturers for LED Displays.

Asynchronous Controller

Synchronous Controller

Receiving Card

Software Download
XMPlayer_3.1.60
ledsetup_3.0_2018.01.12_1710

DBStar Firmware Types:
Sending Card: .rupi
Sending Card: .bin
Receiving Card: .bith

Configuration Files:
.scf – Screen Parameter for Sending card
.recv – Parameter for Receiving card
.led — sssparameter for sending card and receiving card.
.xmrs — screen parameter for sending and receiving.