Rainbow-electronics MAX6616 Manual de usuario descargar pdf (Pagina 12)

MAX6615/MAX6616

Dual-Channel Temperature Monitors and

Fan-Speed Controllers with Thermistor Inputs

12 ______________________________________________________________________________________

Table 3. Register Map

R/W ADD

POR

STATE

FUNCTION D7 D6 D5 D4 D3 D2 D1 D0

R 00h

0000

Temperature

channel 1

MSB

(128°C)

— — — — — — LSB (1°C)

R 01h

0000

Temperature

channel 2

MSB

(128°C)

— — — — — — LSB (1°C)

R/W 02h

0001

1000

C onfi g ur ati on

b yte

Standby:

0 = run;

1 =

standby

POR:

1 = reset

Timeout:

0 =

enabled;

1 =

disabled

Fan 1

PWM

invert

Fan 2

PWM

invert

Min duty

cycle: 0 =

0%; 1 =

fan-start

duty

cycle

Temp

Ch2

sources:

1 = local;

0 =

remote2

Spin-up

disable: 0

= enable;

1 =

disable

R/W 03h

0110

1110

Temperature

channel 1

OT limit

MSB — — — — — — LSB (1°C)

R/W 04h

0101

0000

Temperature

channel 2

OT limit

MSB — — — — — — LSB (1°C)

R 05h

00xx

xxxx

OT status

C hannel 1:

1 = faul t

C hannel

2: 1 =

faul t

——————

R/W 06h

00xx

xxxx

OT mask

C hannel 1:

1 =

m asked

Channel

2: 1 =

masked

——————

R/W 07h

0110

000x

96 =

40%

PWM1 start

duty cycle

MSB

(128/240)

——— — —

LSB

(2/240)

—

R/W 08h

0110

000x

96 =

40%

PWM2 start

duty cycle

MSB

(128/240)

——— — —

LSB

(2/240)

—

R/W 09h

1111

000x

240 =

100%

PWM1 max

duty cycle

MSB

(128/240)

——— — —

LSB

(2/240)

—

R/W 0Ah

1111

000x

240 =

100%

PWM2 max

duty cycle

MSB

(128/240)

——— — —

LSB

(2/240)

—

R/W 0Bh

0000

000x

PWM1 target

duty cycle

MSB

(128/240)

——— — —

LSB

(2/240)

—

R/W 0Ch

0000

000x

PWM2 target

duty cycle

MSB

(128/240)

——— — —

LSB

(2/240)

—

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 18 19 20

MAX6615/MAX6616 1

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Rainbow-electronics MAX6616 Manual de usuario Pagina 12

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