Interrupt Causes - Renesas Hitachi H8S/2194 Series Hardware Manual

17.5

Interrupt Causes

Total seven interrupt causes exist with the Timer X1, namely, ICIA through ICID, OCIA, OCIB
and FOVI. Table 17.5 given below lists the contents of respective interrupt causes. Respective
interrupt requests can be permitted or prohibited by setting of respective interrupt enabling bits
of the TIER. Also, independent vector addresses are being allocated to respective interrupt
causes.
Table 17.5 Interrupt Causes of the Timer X1
Abbreviations of the Interrupt Causes
ICIA
ICIB
ICIC
ICID
OCIA
OCIB
FOVI
Priority Degree
Interrupt request by the ICFA
Interrupt request by the ICFB
Interrupt request by the ICFC
Interrupt request by the ICFD
Interrupt request by the OCFA
Interrupt request by the OCFB
Interrupt request by the OVF
Rev. 2.0, 11/00, page 383 of 1037
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