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IMS IMSAI 8080 User Manual page 448

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SIGNAL
PI
SBS
WLS1 &
WLS2
EPE
2 - 1 8
SIO CONFIGURATION JUMPER AREA
The UART can be configured to transmit and
receive a variety of character lengths and
parity configurations.
Jumper Area is used to hardwire the configuration
desired.
It provides +V (for a logic 1) on
Row B and Ground (for a logic 0) on Row A for
connection to the configuration inputs in Row
C.
Table 7 defines these inputs.
all inputs connected to +V provide the stan­
dard TTY configuration.
Table 7.
UART Configuration Definition
VALUE
1
0
1
0
00
01
10
11
1
0
MIO
User Guide
The SIO Configuration
Note that
UART OPERATION
Do not transmit or check parity
Transmit and check parity
Transmit 1.5 stop bits for 5
bit characters, 2 for all others
Transmit 1 stop bit per character
5 Bits/Character
6 Bits/Character
7 Bits/Character
8 Bits/Character
Generate and check Even Parity
Generate and check Odd Parity

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