Wake-Up Timer Interrupt Interval; Diagram Of Wake-Up Timer Interrupt Function - Epson RX8111CE Applications Manual

RX8111CE

14.2.3. Wake-up timer interrupt interval

The combination of the source clock selection and wake-up timer value interruption interval, as shown in the following table.
When counter setting is all 0, counter doesn't work.
Timer Counter
setting
1  16777216
0
1
•
•
410
•
•
3840
•
•
4096
•
•
16777216

14.2.4. Diagram of wake-up timer interrupt function

TMPIN bit
TIE bit
Source
clock
4096 Hz
64 Hz
1 Hz
1/60 Hz
TSEL[1:0]
TE
TF ( "0" Clear )
Table 24 Wake-up timer interrupt cycles
4096 Hz
TSEL1, 0 = 0, 0
−
244.14 s
•
•
100.10 ms
•
•
0.9375 s
•
•
1.0000 s
•
•
1.13 h
Figure 20 Wake-up timer block diagram
Source clock
64 Hz
TSEL1, 0 = 0, 1
−
15.625 ms
•
•
6.406 s
•
•
60.000 s
•
•
64.000 s
•
•
72.81 h
24 bit
counter
Timer
Control
Circuit
Page − 27
1 Hz
TSEL1, 0 = 1, 0
−
1 s
•
•
410 s
•
•
3840 s
•
•
4096 s
•
•
4660 h
F
O
U
T
TF Flag
/tRTN
1/60 Hz
TSEL1, 0 = 1, 0
−
1 min
•
410 min
•
•
•
3840 min
•
•
4096 min
•
•
31.9 Year
FOUT
/INT
ETM61E-01