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Configuration
CP321
Page 4 - 18
© 2003 Kontron Modular Computers GmbH
ID 24977, Rev. 02
4.4.3
IRQ Routing
The IRQ routing of the CP321 is serial as opposed to being parallel. Hence the IRQ names are
prefixed with S_ to indicate that they are serial.
Table 4-21:IRQ Routing
IRQ NAME
SOURCE
S_IRQ0
Reserved
S_IRQ1
UART-A
S_IRQ2
UART-B
S_IRQ3
INTA# (PCI)
S_IRQ4
INTB# (PCI)
S_IRQ5
INTC# (PCI)
S_IRQ6
INTD# (PCI)
S_IRQ7
TEMP_INT (Temperature Interrupt)
S_IRQ8
reserved
S_IRQ9
ENUM
S_IRQ10
reserved
S_IRQ11
reserved
S_IRQ12
reserved
S_IRQ13
DEG
S_IRQ14
FAL
S_IRQ15
reserved