UPD78F1502AGK-GAK-AX Datasheet, PDF (384/1031 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcontrollers

78K0R/Lx3
CHAPTER 7 REAL-TIME COUNTER
7.4.7 512 Hz or 16.384 kHz output of real-time counter
Figure 7-26. 512 Hz or 16.384 kHz Output Setting Procedure
Start
RTCE = 0
Stops counter operation.
512 Hz Output: RCKDIV = 0 Selects output frequency of
16.384 kHz Output: RCKDIV = 1 RTCDIV pin.
RCLOE2 = 1
Output of RTCDIV pin is enabled.
RTCE = 1
Starts counter operation.
512 Hz or 16.384 kHz
output start from RTCDIV pin
R01UH0004EJ0501 Rev.5.01
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Jun 20, 2011