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Switches, protection circuits, and termination circuits are provided for the H8S/2160B LPC
interface of the expansion I/O board. Signals are connected to the user system interface cable with
the protection circuit. Figure 3.1 and Figure 3.2 shows user interface circuit.
E6000 (HS2140EPI61H)
H8S/2140B
Evaluation chip
E6000 (HS2140EPI61H)
H8S/2140B
Evaluation chip
Figure 3.2 User System Interface Circuit (Port E,F,G)
Table 3.1 shows switches and circuit description.
Section 3 User System Interface
Figure 3.1 User System Interface Circuit
HS2160EIO61H
3.3 V
H8S/2160B
D
1
R
R
A
C
3
D
R
2
1
B
Protection circuits: R
Termination circuits: R
HS2160EIO61H
H8S/2160B
User system
, D
, and D
C
1
2
interface cable
and R
A
B
User system
interface cable
7
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