Specifications

128
C.15 Digital I/O Registers — BASE+16 and BASE+17
The PCI-1710/1710L/ 1710HG/1710HG/1711/1711L/1716/1716L
offers 16 digital input channels and 16 digital output channels. These
I/O channels use the input and output ports at addresses BASE+16
and BASE+17.
Table C-18 Register for digital input
Read Digital Input
Bit # 7 6 5 4 3 2 1 0
BASE + 17 DI15 DI14 DI13 DI12 DI11 DI10 DI9 DI8
BASE + 16 DI7 DI6 DI5 DI4 DI3 DI2 DI1 DI0
Table C-19 Register for digital output
Write Digital Output
Bit # 7 6 5 4 3 2 1 0
BASE + 17 DO15 DO14 DO13 DO12 DO11 DO10 DO9 DO8
BASE + 16 DO7 DO6 DO5 DO4 DO3 DO2 DO1 DO0
Note!
. The default configuration of the digital output channels is a logic 0.
This avoids damaging external devices during system start-up or
reset since the power on status is set to the default value.