Transtech Transputer, User Manual

Page: 71 / 200

The TMB08 Motherboard
TMB M 711 Transputer Motherboard User Manual
63
• S1, S2 Board base address
• S3 Module link speed
• S4 Modules 1-9 control source
• S5 Module 0 control source
6.3.1.1 Link Speed
Switch 3 controls the transputer link speed. With the switch off/open
(default) the links run at 20MHz. With the switch on/closed the links
run at 10MHz.
6.3.1.2 Board Address
Switches S1 and S2 select the board base address. The four
possible options are shown in Figure 49.
Figure 49. Board address options
6.3.1.3 Control Configuration
There are two configuration options relating to board control:
•
S4 MD0
, source of control for modules1 to 9.
• S5 IBM , source of control for module0
If switch S4 is on, then the source of control for modules1 to 9 is from
the same source as module0. If S4 is off then modules1 to 9 are
controlled from module0’s subsystem.
If switch S5 is on, then the source of control for module0 is from up
on the edge connector. If S5 is off then the source of control is the
host PC.
S2 S1 Board address (Hex)
off on 200
on off 250
off off 300
on on 150