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4.5
Interface
This chapter describes the physical and logical specifications of interface
signals between the M2361A and any controller.
4.5.1
Signal transmission driver/receiver
SN75110 Drivers and SN75107/10B Receivers are used to provide a terminated and
balanced transmission system.
(1)
A-cable
All signals except Open Cable Detect and Power Sequence Pick/Hold signals
must be terminated both in the drive and the controller as shown in Figure
4.5.1.
---
- -
-
- - - - -
-
-., ,
I
I
Controller
I
- ____________ J
r----------------
:
470n
y--------<:~
R3
I
I
I
I
Drive 0
L _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
,...------.<: ~
SN75107
R4
I
I
I
I
I
Last drive
L.. _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
Note;
(1)
Line terminators are located in the drive and the controller.
Rl to R4; 56 Ohms+10%, 1/10W.
(2)
The maximum cable-length is 100 FT (30 m).
Figure 4.5.1
Balanced transmission of A-cable
B03P-4B25-0002A ••• 01
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