SM3015C-AN8A-TN2SF 查看數據表（PDF） - Samhop Mircroelectronics

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SM3015C-AN8A-TN2SF

REMOTE FAN MCU

Samhop Mircroelectronics 

三合微科股份有限公司

SAMHOP Microelectronics Corp.

SM3015

REMOTE FAN MCU

K. BUZZER

Any key pressed on panel or fan controller receives a control signal from remote control

handset, will generate a 4KHz 50% duty cycle pulse train on buzzer output pin.

a. When FAN is from stop mode to start mode (press SPEED or ON_OFF key)

Buzzer output will generate a "BI-BI" sound.

a

b

c

b. When FAN is from start mode to stop mode (press OFF/ON_OFF key)

Buzzer output will generate a long "BI" sound.

d

c. When FAN is operating (press any key other than OFF/ON_OFF key)

Buzzer output will generate a "BI" sound.

e

When a = c = e = 62ms

b = 124ms

d = 250ms

* MASK OPTION

Fan controller will generate a 150ms duration 2KHz 50% duty cycle pulse train on BUZ output

pin.

Page 12

V.2.0 Mar 8, 2002

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