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Users Manual & Installation Guide
PV-
SERIES
16
D
IGITAL INPUTS
,
48
D
IGITAL OUTPUTS
Page 4 of 8
R
EGISTER
F
ORMAT
A
ND
D
ESCRIPTION
The PV-1648 occupies 8 consecutive addresses of PC I/O address space. The first address or base address is
determined during installation by setting the onboard rotary address switch SW1. The registers and their
functions are listed in the following table (R = Read, W = write and Base = Base address.
Address Function Type
Base + 0 Digital Output 0-7 W
Base + 1 Digital Output 8-15 W
Base + 2 Digital Output 16-23 W
Base + 3 Digital Output 24-31 W
Base + 4 Digital Output 32-39 W
Base + 5 Digital Output 40-47 W
Base + 6 Digital Input 0-7 R
Base + 7 Digital Input 8-15 R