Maxim-integrated 73M2901CE AT Command Manual de usuario descargar pdf (Pagina 24)

73M2901CE AT Command User Guide UG_2901CE_027

24 Rev. 2.0

4.4.13 S12 – DTMF / Twist Dial Register

(Default = 20h)

Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0

Reserved TWIST2 TWIST1 TWIST0 DTMF3 DTMF2 DTMF1 DTMF0

DTMF3 DTMF2 DTMF1 DTMF0 Digit Low Tone High Tone

0 0 0 0 D 941 1633

0 0 0 1 1 697 1209

0 0 1 0 2 697 1336

0 0 1 1 3 697 1477

0 1 0 0 4 770 1209

0 1 0 1 5 770 1336

0 1 1 0 6 770 1477

0 1 1 1 7 852 1209

1 0 0 0 8 852 1336

1 0 0 1 9 852 1477

1 0 1 0 0 941 1336

1 0 1 1 * 941 1209

1 1 0 0 # 941 1477

1 1 0 1 A 697 1633

1 1 1 0 B 770 1633

1 1 1 1 C 852 1633

TWIST2 TWIST1 TWIST0 Relative Level

0 0 0 0 dB nominal.

0 0 1 1 dB low frequency below the high frequency tone.

0 1 0

2 dB low frequency below the high frequency tone

(default).

0 1 1 3 dB low frequency below the high frequency tone.

1 0 0 4 dB low frequency below the high frequency tone.

1 0 1 5 dB low frequency below the high frequency tone.

1 1 0 6 dB low frequency below the high frequency tone.

1 1 1 7 dB low frequency below the high frequency tone.

Note: For normal operation, only the twist needs to be set. The digit is filled in automatically when dialing.

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 ... 51 52

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Maxim-integrated 73M2901CE AT Command Manual de usuario Pagina 24