Bruker BSMS/2 - Page 24

Central Processing Board CPU
24 Bruker
BSMS/2 Mainframe Version 001
Figure 14: CPU Block Diagram
VMEbus
USERBus
VDD24
+/-15V
+/-12V
X5V
KEYB
COMP
COMP
KEYB
ROUTER
Router
Display
Lines
RS - 485
RS - 232
Serial InterfaceParallel Interface
Core MC68000
READY
ERROR
SYSRESET
Logic
RESET
Transformer
I
2
C
Fan (On/Off)
Relay (On/Off)
Supply Voltages
Controller Section
Thermo Switch
SYSRESET
(galvanically
isolated)
(galvanically
isolated)
Memory
VMEbus
Interface