User's Manual

M10 Hardware Design
M10_HD_V3.0 - 38 -
Figure 14: RTC supply from non-chargeable battery
Figure 15: RTC supply from rechargeable battery
VRTC
Large Capacitance
Capacitor
MODULE
RTC
Core
1.5K
Figure 16: RTC supply from capacitor
Coin-type rechargeable capacitor such as XH414H-IV01E from Seiko can be used.