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Revision 1.1

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AS8002

Data Sheet - D e t a i l e d D e s c r i p t i o n

Table 16. 11h

Address:

11h

Current Measurement LSB Register

Gives measured value of current (LSB)

Bit

Bit Name

Default

Access

Description

7:0

curr_meas[7:0]

0h

R

LSB of current channel measurement, value is given as 2’s complement

number by the formula:

I=curr_meas*1.22m / (Rshunt*curr_gain)

(EQ 8)

Table 17. 12h

Address:

12h

Voltage Measurement MSB Register

Gives measured value of voltage (MSB) and status of warnings and interrupts

Bit

Bit Name

Default

Access

Description

3:0

volt_meas[11:8]

0h

R

MSB of voltage channel measurement, value is given as 2’s complement

number by the formula:

volt_meas*1.22m / volt_gain

(EQ 9)

5

interrupt detected

0h

R

Same value as XINT (complemented)

0: No interrupt detected

1: Interrupt is detected

6

warning detected

0h

R

Over temperature, under voltage or over voltage detected

0: No warning detected

1: Warning detected

Table 18. 13h

Address:

13h

Voltage Measurement LSB Register

Gives measured value of voltage (LSB)

Bit

Bit Name

Default

Access

Description

7:0

volt_meas[7:0]

0h

R

LSB of voltage channel measurement, value is given as 2’s complement

number by the formula:

volt_meas*1.22m / volt_gain

(EQ 10)

Table 19. 14h

Address:

14h

Auxiliary Measurement MSB Register

Gives measured value of auxiliary channel (MSB) and status of warnings and interrupts

Bit

Bit Name

Default

Access

Description

3:0

aux_meas[11:8]

0h

R

MSB of auxiliary channel measurement, value is given as 2’s complement

number by the formula:

aux_meas*1.22m

(EQ 11)

5

interrupt detected

0h

R

Same value as XINT (complemented)

0: No interrupt detected

1: Interrupt is detected

6

warning detected

0h

R

Over temperature, under auxiliary or over auxiliary detected

0: No warning detected

1: Warning detected