IBM 1 Series - Jumper Selections

Jumper Selections
Figure 5-16 shows the location of jumpers for the integrated digital I/O
feature card.
Address bits in -
IDCB
MSB 8
9
MSHD
10
Device LSB 11
address MSB 12
selection
LSHD 13
14 Not jumperable
LSB 15 Not jumperable
La
y YvyyY
nN | O
(expanded for clarity)
_
J2
oe
Integrated digital I/O card
aS
a
J3
\ User’s connectors
Key:
MSB = most-significant bit
LSB = least-significant bit
MSHD = most-significant hexadecimal digit
LSHD = least-significant hexadecimal digit
Note: Jumpers plugged = logical 0
Jumpers removed = logical 1
Figure 5-16. Jumper selections
Integrated Digital Input/Output Feature
5-17