Micro Crystal
Ultra Small Real-Time Clock Module with SPI-Bus Interface
RV-8063-C7
October 2018
6/58
Rev. 1.1
2. BLOCK DIAGRAM
SYSTEM
CONTROL
LOGIC
INPUT
OUTPUT
CONTROL
RESET
CLKOUT
SPI-BUS
INTERFACE
SCL
SDIO
V
SS
V
DD
POWER
CONTROL
XTAL
OSC
DIVIDER
FREQUENCY
OFFSET
COMPENSATION
CLKOE
Seconds Alarm
Year
Month
Weekday
Date
Hours
RAM
Offset
Control2
Control1
Date Alarm
Hours Alarm
Minutes Alarm
Seconds
5
2
7
1
6
3
4
INT
8
CE
Minutes
Timer Mode
Timer Value
Weekday Alarm
11
00
