Connect Tech Blue Heat/PCI PCI Serial Communications - Manual (Page 10)

Blue Heat/PCI User’s Manual, Connect Tech Inc.
Revision 0.11 10
Figure 2: Blue Heat/PCI RS-422/485 adapters
DB-9
Port 2
Surge
Suppression
PCI Bridge
16C864 Quad UART
(2 Ports Used)
CPLD
Blue Heat/PCI RS-422/485 adapter
(2 port model)
DB-78
Connector
Surge
Suppression
PCI Bridge
16C864
Quad UARTs
CPLD
DB-37
Connector
Surge
Suppression
PCI Bridge
16C864
Quad UART
CPLD
Blue Heat/PCI RS-422/485 adapter
(4 port & 2+2 models)
Blue Heat-8/PCI RS-422/485 adapter
(8 port & 4+4 models)
DB-9
Port 1