AMC7812SPAPR datasheet(67/92 Pages) TI

67 / 92 page

AMC7812

www.ti.com

SBAS513E – JANUARY 2011 – REVISED SEPTEMBER 2013

AMC CONFIGURATION REGISTER 1 (Read/Write, Address = 4Dh, Default = 0070h)

Table 17. AMC Configuration Register 1

BIT

NAME

DEFAULT

R/W

DESCRIPTION

—

Reserved. Writing to this bit causes no change. Reading this bit returns '0'.

—

Reserved. Writing to this bit causes no change. Reading this bit returns '0'.

—

Reserved. Writing to this bit causes no change. Reading this bit returns '0'.

—

Reserved. Writing to this bit causes no change. Reading this bit returns '0'.

—

Reserved. Writing to this bit causes no change. Reading this bit returns '0'.

—

Reserved. Writing to this bit causes no change. Reading this bit returns '0'.

CONV-RATE-1

R/W

ADC conversion rate bit. See Table 18.

CONV-RATE-0

R/W

ADC conversion rate bit. See Table 18.

CH-FALR- CT-2

R/W

False alarm protection bit for CH0 to CH3. See Table 19.

CH-FALR- CT-1

R/W

False alarm protection bit for CH0 to CH3. See Table 19.

CH-FALR- CT-0

R/W

False alarm protection bit for CH0 to CH3. See Table 19.

TEMP-FALR- CT-1

R/W

False alarm protection bit for temperature monitor. See Table 20.

TEMP-FALR- CT-0

R/W

False alarm protection bit for temperature monitor. See Table 20.

—

Reserved. Writing to this bit causes no change. Reading this bit returns '0'.

—

Reserved. Writing to this bit causes no change. Reading this bit returns '0'.

—

Reserved. Writing to this bit causes no change. Reading this bit returns '0'.

Table 18. CONV-RATE-[1:0] Bit Settings

CONV-RATE-1

CONV-RATE-0

ADC CONVERSION RATE

500 kSPS, the specified rate (default)

½ of the specified rate

1/4 of the specified rate

1/8 of the specified rate

Table 19. CH-FALR-CT-[2:0] Bit Settings

N CONSECUTIVE SAMPLES

CH-FALR-CT-2

CH-FALR-CT-1

CH-FALR-CT-0

BEFORE ALARM IS SET

16 (default for CH-0 to CH-3)

128

256

Table 20. TEMP-FALR-CT-[1:0] Bit Settings

TEMP-FALR-CT-1

TEMP-FALR-CT-0

N CONSECUTIVE SAMPLES BEFORE ALARM IS SET

4 (default)

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