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3.1.12
1 1 0 Address
*
( 1 )
System Control
UPPER 110 ADDRESS MSB
1 0 0 0
1 0 0 1
1 0 1 0
1 0 1 1
1 1 0 0
1 1 0 1
1 1 1 0
1 1 1 1
-
FUNCTION
RDM Cassette
System Control Port
Bank Control Port
P I 0
81
C55 Port
UART D A T A Port
U A R T Control Port
Key board
LCD
REMOTE
0
1
I
1 0 0 1
1
0 0 0 0
I
TSTB
0
1
O U T 90
PSTB
0
1
SEL A
0
0
1
1
7
6
5
4
3
CASSETTE MOTOR CONTROL
Motor Off
Motor On
CLOCK
COMMAND STROBE
Strobe Off
Strobe On
SEL A
PRINTER STROBE
Strobe Off
Strobe On
SEL B PSTB
SEL B
SERIAL INTERFACE SELECT
0
Not Used
1
S102
0
SIO
1
I
RS-23 2C
TSTB
MOTE
I R E -
' ,
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