# ADI_DTMF_PARMS

#### Dependent function: adiStartDTMF

Field name | Type | Default | Units | Description
--- | --- | --- | --- | ---
ampl1 | INT32 | -6 | dBm | Amplitude of the low frequency component of the DTMF pair. Valid AG board and CG board range is -54 through -3.
ampl2 | INT32 | -4 | dBm | Amplitude of the high frequency component of the DTMF pair. Valid AG board and CG board range is -54 through -3.
longpause | DWORD | 5000 | ms | Amount of delay associated with the . (period) character. Valid range is 0 through 65535.
offtime | DWORD | 80 | ms | Duration of the silence time between each DTMF digit. Valid AG board and CG board range is 0 through 65534. Note: In some instances, the silence time increases by 20 ms.
ontime | DWORD | 80 | ms | Duration of each DTMF digit. Valid AG board and CG board range is 0 through 65534.
shortpause | DWORD | 2000 | ms | Amount of delay associated with the , (comma) character. Valid range is 0 through 65535.