SA9401 Ver la hoja de datos (PDF) - South African Micro Electronic Systems

Número de pieza

componentes Descripción

Fabricante

SA9401

UNIVERSAL PABX TONE GENERATOR

South African Micro Electronic Systems 

SA9401

Variable

CAD0_8

CAD1_8

CAD2_8

CAD3_8

Bits Composition

10 CAD0_8_HI

CAD0_8_LO

10 CAD1_8_HI

CAD1_8_LO

10 CAD2_8_HI

CAD2_8_LO

10 CAD3_8_HI

CAD3_8_LO

Description

Length of the first (ON) cadence

period.

Length of the second (OFF) cadence

period.

Length of the third (ON) cadence

period.

Length of the Fourth (OFF) cadence

period.

Intrude Tone

This data describes the characteristics of the Intrude Tone Cadence output on pin

INTRCAD of the SA9401.

Variable

Bits

TONE_BLOCK 4

_n_A

Composition

Description

Number of the Tone Block to be used

in the first Cadence period.

TONE_BLOCK

_n_B

4

Number of the Tone Block to be used in

the third Cadence period.

CAD0_n

10

CAD0_n_HI

Length of the first (ON) cadence period.

CAD0_n_LO

CAD1_n

10

CAD1_n_HI

Length of the second (OFF) cadence

CAD1_n_LO period.

CAD2_n

10

CAD2_n_HI

Length of the third (ON) cadence period.

CAD2_n_LO

CAD3_n

10

CAD3_n_HI

Length of the Fourth (OFF) cadence

CAD3_n_LO period.

TIME_SLOT_ 6

n

The number of the Time Slot into which

the tone is to be injected.

Valid only if MSB is Low.

10

sames

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