Maxim-integrated 73M2901CE AT Command Uživatelský manuál stáhnout pdf (Strana 40)

73M2901CE AT Command User Guide UG_2901CE_027

40 Rev. 2.0

4.4.75 S74 – Billing Delay Register

(Default = 20)

This register sets the duration of billing delay in units of 100ms. Range is 20 - 254.

4.4.76 S75 – Pre-Dial Call Progress Imprecise Detect Level

(Default = 30)

S75 determines at what minimum level imprecise call progress tones are detected before dialing. Range is

1 to 96. (a larger value corresponds to a lower signal level). The default value translates into –45 dBm.

The dBm level depends on the DAA used. The range is –25 to –45 dBm. Refer to the following table for

registers S75 – S78.

Detect Level

(dBm)

S75, S76, S77,

S78 Value

(decimal)

-25 3

-26 3

-27 4

-28 4

-29 5

-30 5

-31 6

-32 7

-33 8

-34 9

-35 10

-36 11

-37 12

-38 14

-39 15

-40 17

-41 19

-42 22

-43 24

-44 27

-45 30

4.4.77 S76 – Post-Dial Call Progress Imprecise Detect Level

(Default = 30)

S76 determines at what minimum level imprecise call progress tones are detected after dialing.

Range is 1 to 96. (a larger value corresponds to a lower signal level). The default value translates into –45

dBm. The dBm level depends on the DAA used. The range is –25 to –45 dBm. Refer to table under S78.

1 2 ... 35 36 37 38 39 40 41 42 43 44 45 ... 51 52

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Maxim-integrated 73M2901CE AT Command Uživatelský manuál Strana 40