GOWIN Semiconductor 4 JTAG Interface Offline Programmer is designed to program GW1N(R) chips offline. The 4 JTAG Programmer features data confidentiality, portability, and multi-path programming. The 4 JTAG Interface Offline Programmer can program four FPGA devices simultaneously and automatically detect device access and program in a single interface. These features increase the mass production rate and make the programmer suitable for rapidly large-volume production.