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Serial Interface
Svecifications
255
1 Switch
1
Table G-2
DIP switch B
ON
OFF
B-l
I 2 stoo bits
1 1 ston bit
B-2
B-3
17 data bits
I Parity checked
I 8 data bits
1 No parity
B-4
B-5
Handshaking
protocols-see
Table G-3
Odd parity
Even parity
Data transfer rate-see
Table G-4
B-10
1 Not used
I
Table G-3
Handshaking pratocols
Protocol
Serial busy, 1 byte mode
Serial busy, 1 block mode
ACK mode
f&itch B-4
OFF
ON
OFF
Switch B-5
OFF
OFF
ON
XONlXOFF mode
(ON
ION
Table G-4
Data transfer
mtes
Baud rate
150
300
600
1200
Switch B-7
-
Switch B-8
Switch B-9
OFF
OFF
OFF
OFF
OFF
ON
OFF
ON
OFF
OFF
ON
ON
2400
ON
OFF
OFF
4800
ON
OFF
ON
9600
ON
ON
OFF
19200
ON
ON
ON
Radix's Serial Protocols
Radix has four serial protocols selected by DIP switches B-4
and B-5. Figure G-2 shows a typical byte of serial data and Figure
G3 shows timing charts for the 4 protocols.
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