Time Update Interrupt Function Diagram - Epson RX4111CE Applications Manual

14.4.2. Time Update Interrupt Function Diagram

UIE bit
UF (0 Clear)
Carry Sec.
Carry Min.
USEL bit
F64Hz
Figure 27 Time Update Interrupt Block Diagram
UIE bit
/INT output
UF bit
The time
updating.
Seconds or
I
nternal operation
Write operation
tRTN1 : 7.324 ms to 7.644 ms.
Figure 28 Time Update Interruption Timing Chart
RX4111CE
ETM62E-02
UF Flag
Update Control
Circuit
tRTN1
period period
Seiko Epson Corporation
/tRTN1
tRTN1
tRTN1
period period
14. How to use

/INT
"1"
"0"
Hi-z
"L"
tRTN1
"1"
"0"
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