Expansion I/O Board; Jumper Settings; Input Circuit - Epson RC520 Manual

7.3 Expansion I/O Board

7.3.1 Expansion I/O Board : Jumper Settings
The I/O board address is defined by the jumpers JP1, JP2, and JP3.
JP1, JP2
The table below shows the settings for JP1 and JP2 on each board. The table is oriented
the same way that the jumpers are on the board (address bit increases from left to right).
1-2
Board # Address
A3
1 700 Short
2 710 Short
3 720 Short
4 730 Short
5 740
Short
6 750
Short
7 760 Short
8 770 Short
9 780 Short
10 790 Short
Short: Short-circuit, Blank: Open
When assigning the I/O boards to 0700H to 0707H, set them as follows:
Input: 0700H to 0703H (four ports)
JP3
Short-circuit between 1-2, 4-5, 7-8 and 10-11.
JP4, 5, 6
Normally open.
When the Expansion I/O Board is used, the appropriate software settings must be done in
addition to the jumper settings.
following manual.
EPSON RC+ : User's Guide - the section ISA I/O Board Software Configuration
SPEL CT
7.3.2 Expansion I/O Board : Input Circuit
The input circuit is the same as the NPN type of the protected expansion I/O board.
Refer to the Setup & Operation 7.2.2 Protected Expansion I/O board: Input Circuit for
details.
RC520 Rev.7
Setup & Operation 7.3 Expansion I/O Board (Expansion I/O Board - Optional)
JP 2
3-4 5-6 7-8
A4 A5 A6
Short Short Short
Short Short
Short Short
Short
Short Short
Short
Short
Short Short Short
Short Short
in the chapter I/O Systems
: User's Guide Setup & Operation - the section 11.3.3 I/O Board
9-10 1-2 3-4 5-6
A7 A8 A9 A10
Short
Short
Short
Short
Short
Short
Short
Short
Output: 0704H to 0707H (four ports)
For details about software settings, refer to the
JP 1
7-8 9-10 11-12 13-14
A11 A12 A13 A14
Short Short Short Short
Short Short Short Short
Short Short Short Short
Short Short Short Short
Short Short Short Short
Short Short Short Short
Short Short Short Short
Short Short Short Short
Short Short Short Short
Short Short Short Short
15-16
A15
Short
Short
Short
Short
Short
Short
Short
Short
Short
Short
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