VLYNQ v1.4 Data Sheet (DS324) - 1.4 English - The LogiCORE IP VLYNQ core is a fully verified, serial, low-pin-count communications interface for cost-sensitive applications. Developed by Texas Instruments, VLYNQ enables the extension of an internal bus segment to one or more external devices in a scalable fashion without extensive software modification, and was originally designed as a mechanism to preserve software investment.