ST ST10F276E - Page 471

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UM0404 Real time clock
Note: Recommended configurations.
Interrupt control register are common with CAPCOM1 Unit: CC10IC (RTCSI) and CC11IC
(RTCAI).
CC10IC / CC11IC SFR Reset Value: - - 00h
CC10IC: FF8Ch/C6h
CC11IC: FF8Eh/C7h
Bit Function
EXIxSS
External Interrupt x Source Selection (x
= 7...0)
‘00’: Input from associated Port2 pin.
‘01’: Input from “alternate source”.
1
‘10’: Input from Port2 pin ORed with “alternate source”.
1
‘11’: Input from Port2 pin ANDed with “alternate source”.
1514131211109876543210
--------
CCxI
R
CCxI
E
ILVL GLVL
RW RW RW RW
Source of
interrupt
Request flag Enable flag
Interrupt
vector
Vector
location
Trap number
External interrupt 2 CC10IR CC10IE CC10INT 00’0068h 1Ah / 26
External interrupt 3 CC11IR CC11IE CC11INT 00’006Ch 1Bh / 27