Datasheet

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TMP512

TMP513

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SBOS491A –JUNE 2010– REVISED MAY 2011

SMBus Alert Register—Mask and Alert Control Functions 03h (Read/Write)

BIT # D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0

BIT

SHPM SHNM BVPM BVNM PWRM LCLM R1M R2M R3M CVRM CRTM PVLM FC1 FC0 POL LATCH

NAME

POR

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

VALUE

Bits D4–D15 of the SMBus Alert Register mask correspond to bits D4 to D15 of the Status Register to prevent

them from initiating an SMBus Alert. It does not prevent the Status Register bit from setting. Writing a '0' to an

SMBus Alert Mask bit masks it from activating the SMBus Alert. All default values are '0'.

Bit Descriptions

SHPM: Shunt Positive Over-Voltage Mask

Bit 15 0: SHP flag in Status Register cannot activate Alert pin.

1: SHP flag (when set to '1') in Status Register activates Alert pin.

SHNM: Shunt Negative Under-Voltage Mask

Bit 14 0: SHN flag in Status Register cannot activate Alert pin.

1: SHN flag (when set to '1') in Status Register activates Alert pin.

BVPM: Bus Voltage Positive Over-Voltage Mask

Bit 13 0: BVP flag in Status Register cannot activate Alert pin.

1: BVP flag (when set to '1') in Status Register activates Alert pin.

BVNM: Bus Voltage Negative Under-Voltage Mask

Bit 12 0: BVN flag in Status Register cannot activate Alert pin.

1: BVN flag (when set to '1') in Status Register activates Alert pin.

PWRM: Power Over-Limit Mask

Bit 11 0: PWR flag in Status Register cannot activate Alert pin.

1: PWR flag (when set to '1') in Status Register activates Alert pin.

LCLM: Local Temperature Over-Limit Mask

Bit 10 0: LCL flag in Status Register cannot activate Alert pin.

1: LCL flag (when set to '1') in Status Register activates Alert pin.

R1M: Remote Temperature1 Over-Limit Mask

Bit 9 0: RM1 flag in Status Register cannot activate Alert pin.

1: RM1 flag (when set to '1') in Status Register activates Alert pin.

R2M: Remote Temperature2 Over-Limit Mask

Bit 8 0: RM2 flag in Status Register cannot activate Alert pin.

1: RM2 flag (when set to '1') in Status Register activates Alert pin.

R3M: Remote Temperature3 Over-Limit Mask (TMP513 only)

Bit 7 0: RM3 flag in Status Register cannot activate Alert pin.

1: RM3 flag (when set to '1') in Status Register activates Alert pin.

CVRM: Conversion Ready Mask

Bit 6 0: CVR flag in Status Register cannot activate Alert pin.

1: CVR flag (when set to '1') in Status Register activates Alert pin.

CRTM: Conversion Ready Temperature Mask

Bit 5 0: CRT flag in Status Register cannot activate Alert pin.

1: CRT flag (when set to '1') in Status Register activates Alert pin.

PVLM: Power Valid Limit Mask

Bit 4 0: PVLD flag in Status Register cannot activate Alert pin.

1: PVLD flag (when set to '1') in Status Register activates Alert pin.