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Rainbow Electronics DS2130Q User Manual

Page 9

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DS2130Q

041295 9/22

TONE GENERATION BIT MAPPING

1

Table 3

TS3-TS0

SIGNAL

LEVEL (dBm0)

0000

DTMF ‘‘0”

-3

0001

DTMF ‘‘1”

-3

0010

DTMF ‘‘2”

-3

0011

DTMF ‘‘3”

-3

0100

DTMF ‘‘4”

-3

0101

DTMF ‘‘5”

-3

0110

DTMF ‘‘6”

-3

0111

DTMF ‘‘7”

-3

1000

DTMF ‘‘8”

-3

1001

DTMF ‘‘9”

-3

1010

DTMF ‘‘*”

-3

1011

DTMF ‘‘#”

-3

1100

1004 Hz

0

1101

350 Hz

-12

1110

620 Hz

-12

1111

Silence

OFF

1. States 0000 through 1011 generate DTMF digit signals; states 1100, 1101 and 1110 generate single frequen-

cy tones; state 1111 disables all tone generation (DTMF or single tone).

INPUT TIME SLOT REGISTER Figure 6

(MSB)

(LSB)

-

-

D5

D4

D3

D2

D1

D0

SYMBOL

POSITION

NAME AND DESCRIPTION

-

ITR.7

Reserved; must be zero for proper operation.

-

ITR.6

Reserved; must be zero for proper operation.

D5

ITR.5

MSB of input time slot register.

D4

ITR.4

D3

ITR.3

D2

ITR.2

D1

ITR.1

D0

ITR.0

LSB of input time slot register.