15. Connection example
MCU
V
DD
MISO
MOSI
SCLK
IRQ
SLEEP
CLOCK
SS
GND
Pull up resister 1 kΩ to 5 kΩ is recommended.
Please confirm DI, DO, CLK SPI compliant by oscilloscope.
Please set 0.1 μF bypass capacitor near RTC pin.
Figure 47 Typical MCU connection example
RX4111CE
ETM62E-02
RX4111CE
Pull Up
Resistor
DO
DI
CLK
/INT
FOUT
CE
Seiko Epson Corporation
15. Connection example
V
DD
V
IO
0.1 μF
V
BAT
GND
Primary Battery
CR2032, etc.
V
DD
I = V/R > 1 mA
Jump to
Top
/
Bottom
57