
10 Hardware Installation
Baud Rate Selection
The Xtreme/104 Opto is capable of baud rates up to 460.8 kbps
(4X oscillator) or 115.2 kbps (1X oscillator) depending on
whether a shorting block is installed across position G on the JB3
jumper block. Please refer to Figures 1 and 2 for a description
and location of the jumper block JB3. Please refer to Table 2 for
a list of standard and extended baud rates for the Xtreme/104
Opto.
Example
I/O address/IRQ/Clock
Select jumper block
JB3
A
B
C
Clock select
D
E
F
G
jumper installed - 460.8 Kbps max
jumper not installed - 115.2 Kbps max.
Note: You must reset your system when you change
the clock select setting.
T
able 2: Baud rates
Standard Baud Rate.
(1X - set in software)
Max. Baud Rate
(4X standard)
50 200
75 300
150 600
300 1200
600 2400
1200 4800
2400 9600
4800 19.2K
7200 28.8K
9600 38.4K
19.2K 76.8K
38.4K 153.6K
57.6K 230.4K
115.2K 460.8K
Xtreme/104 Opto User's Manual, ver. 0.03
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