Cypress CY14B108M Manual do Utilizador descarregar pdf (Página 10)

PRELIMINARY

CY14B108K, CY14B108M

Document #: 001-47378 Rev. ** Page 10 of 29

Figure 4. RTC Recommended Component Configuration

Figure 5. Interrupt Block Diagram

Recommended Values

= 32.768 KHz (6 pF)

= 21 pF

Note: The recommended values for C1 and C2 include

board trace capacitance.

out

Watchdog

Timer

Power

Monitor

Clock

Alarm

VINT

WDF

WIE

PFE

AIE

P/L

Driver

H/L

INT

WDF - Watchdog Timer Flag

WIE - Watchdog Interrupt

PF - Power Fail Flag

PFE - Power Fail Enable

AF - Alarm Flag

AIE - Alarm Interrupt Enable

P/L - Pulse Level

H/L - High/Low

Enable

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Cypress CY14B108M Manual do Utilizador Página 10