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0000 3E06
0002 D314
North Star HSIO-4
The baud rate for each port is programmed
independently.
rate for a port, output the Output
Value (from Table 3-6) to the Baud Rate Select
Address for the relevant port.
To determine the Baud Rate Select Address,
consult Table 3-1 (in Section 3.1.3).
For example, assuming the HSIO-4 board is
addressed starting at 10H, you would set the
baud rate to 4800 on port B by outputting
06H (the Output Value) to I/O address 14H with
the following instructions:
MVI
OUT
14H
The baud rate must be selected BEFORE
executing software instructions to set up the
USART for synchronous transmission.
44
To program the desired baud
A,6
; Output Value for 4800 Baud Syn
User/Technical Manual
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