visca_rs232 interface rs232 tty "" "" 9600 8 N 1 N 0x0 0x0 -1 0x0 /dev/ttyS0
visca       interface generic sony_visca "" "" visca_rs232
ptz1        device ptz sony_visca_ptz "" "" 0x0 visca 1
pan1        device motor ptz_motor "" "" 0 0 -1000000 1000000 0 -1 -1 1 0 steps ptz1 1
tilt1       device motor ptz_motor "" "" 0 0 -1000000 1000000 0 -1 -1 1 0 steps ptz1 2
zoom1       device motor ptz_motor "" "" 0 0 -1000000 1000000 0 -1 -1 1 0 steps ptz1 3
focus1      device motor ptz_motor "" "" 0 0 -1000000 1000000 0 -1 -1 1 0 steps ptz1 4