W91810 Ver la hoja de datos (PDF) - Winbond

Número de pieza

componentes Descripción

Lista de partido

W91810

23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUNCTIONS

Winbond 

Volume Control Flow Chart, continied

W91810N SERIES

Volume initial

data: V1 = 0, V2 = 0

No

Chip Enable

?

Yes

Hand-free

No

?

Yes

In handset mode

In hand-free mode

Press Vup or

Vdown keys

Yes

No

Volume setting

OK ?

Yes

No

Press hand-free

key ?

Press Vup or

Vdown keys

No

Volume setting

OK ?

Yes

Yes

Switch to

No

handset ?

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