Smart-кабель для SmartUPS

apc, ups, section hardware

Signal Computer                  UPS 
       DB9F                     DB9M 
черный RxD    2   --------------------  2  TxD  Send 
Желтый  TxD    3   --------------------  1  RxD  Receive 
красный GND    5   --------------------  9  Ground

When using this cable with apcupsd specify the following in apcupsd.conf:

UPSCABLE smart

UPSTYPE apcsmart

DEVICE /dev/ttyS0 (or whatever your serial port is)