EMC2101-R-ACZL-TR datasheet(22/56 Pages) MICROCHIP

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EMC2101

DS20006703A-page 22

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46h

TACH Reading Low Byte

Stores the lower 6 bits of the TACH

count and the TACH configuration bits

FFh

47h

TACH Reading High Byte

Stores the upper 8 bits of the TACH

count

FFh

48h

R/W

TACH Limit Low Byte

Stores the lower 6 bits of the TACH Limit

FFh

49h

R/W

TACH Limit High Byte

Stores the upper 8 bits of the TACH

Limit

FFh

4Ah

R/W

FAN Configuration

Defines polarity of PWM or DAC

20h

4Bh

R/W

Fan Spin-up

Sets Spin Up options

3Fh

4Ch

R/W

Fan Setting

Sets PWM or DAC value

00h

4Dh

R/W

PWM Frequency

Sets the final PWM Frequency

17h

4Eh

R/W

PWM Frequency Divide

Sets the base PWM frequency

01h

4Fh

R/W

Lookup Table Hysteresis

Amount of hysteresis applied to Lookup

Table Temp (1LSB = +1°C)

04h

(+4°C)

50h

R/W

(See Note)

Lookup Table Temp

Setting 1

Look Up Table Temperature Setting 1

7Fh

51h

R/W

(See Note)

Lookup Table Fan Setting 1 Associated Fan Setting for Temp

Setting 1

3Fh

52h

R/W

(See Note)

Lookup Table Temp

Setting 2

Look Up Table Temperature Setting 2

7Fh

53h

R/W

(See Note)

Lookup Table Fan Setting 2 Associated Fan Setting for Temp

Setting 2

3Fh

54h

R/W

(See Note)

Lookup Table Temp

Setting 3

Look Up Table Temperature Setting 3

7Fh

55h

R/W

(See Note)

Lookup Table Fan Setting 3 Associated Fan Setting for Temp

Setting 3

3Fh

56h

R/W

(See Note)

Lookup Table Temp

Setting 4

Look Up Table Temperature Setting 4

7Fh

57h

R/W

(See Note)

Lookup Table Fan Setting 4 Associated Fan Setting for Temp

Setting 4

3Fh

58h

R/W

(See Note)

Lookup Table Temp

Setting 5

Look Up Table Temperature Setting 5

7Fh

59h

R/W

(See Note)

Lookup Table Fan Setting 5 Associated Fan Setting for Temp

Setting 5

3Fh

5Ah

R/W

(See Note)

Lookup Table Temp

Setting 6

Look Up Table Temperature Setting 6

7Fh

5Bh

R/W

(See Note)

Lookup Table Fan Setting 6 Associated Fan Setting for Temp

Setting 6

3Fh

5Ch

R/W

(See Note)

Lookup Table Temp

Setting 7

Look Up Table Temperature Setting 7

7Fh

5Dh

R/W

(See Note)

Lookup Table Fan Setting 7 Associated Fan Setting for Temp

Setting 7

3Fh

5Eh

R/W

(See Note)

Lookup Table Temp

Setting 8

Look Up Table Temperature Setting 8

7Fh

5Fh

R/W

(See Note)

Lookup Table Fan Setting 8 Associated Fan Setting for

Temp Setting 8

3Fh

TABLE 5-1:

Address

R/W

Function

Default

Value

Note 1: The Look Up Table Registers are made Read Only if the PWM Program bit (bit 5) in PWM Configuration

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