HP 5501A Operating And Service Manual page 148

I
BCD
I
Error
Address
=
Y
HP-IB Address
=
7
HP-IB
HP-IB Address = 17
Address
=
09
1
1
Y Axis
b
22: wrt 703, "40P
Il
Clear HP-IB error bits without resetting entire system.
This way no displacement information is lost.
L
Figure 4-7. Counter-Based System Data Flow (Continued)
Buffer
(Select Code)
I
107AFib
HP-IR Intarfarm
rface
I
10756A Manual Compensator
' .
T1
]j
In this example error is over flow only.
c Ref (From Laser Head)