SI3201-FS View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

Manufacturer

SI3201-FS

PROSLIC® PROGRAMMABLE CMOS SLIC WITH RINGING/BATTERY VOLTAGE GENERATION

Silicon Laboratories 

Si3230

Register 20. Interrupt Status 3

Bit

D7

D6

Name

Type

Reset settings = 0000_0000

Si3230/Si3211

D5

D4

D3

D2

CMCP

R/W

D1

INDP

R/W

D0

DTMFP

R/W

Si3212

Bit

D7

D6

D5

D4

D3

D2

D1

D0

Name

CMCP INDP

Type

R/W

R/W

Reset settings = 0000_0000

Bit

Name

Function

7:3 Reserved Read returns zero.

2

CMCP

Common Mode Calibration Error Interrupt.

This bit is set when off-hook/on-hook status changes during the common mode balance

calibration. Writing 1 to this bit clears a pending interrupt.

0 = No interrupt pending.

1 = Interrupt pending.

1

INDP

Indirect Register Access Serviced Interrupt.

This bit is set once a pending indirect register service request has been completed. Writ-

ing 1 to this bit clears a pending interrupt.

0 = No interrupt pending.

1 = Interrupt pending.

0

DTMFP DTMF Tone Detected Interrupt (Si3230 and Si3211 only).

Writing 1 to this bit clears a pending interrupt.

0 = No interrupt pending.

1 = Interrupt pending.

Si3212 = Reserved; read returns 0.

52

Preliminary Rev. 0.96

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