Connecting TTL adapter to UART on quadlock
Quadlock pinout for connection to UART of RCC and MMX

RCC UART connection:

MMX UART connection:

Connect to RCC or MMX UART with putty
info
Open Windows "Device Manager", open COM&LPT ports and find USB COM port number. Replace COM1 with correct port number from device manager.

tip
Also check section about bench setup