Maxim Integrated 73M1866B/73M1966B FXOAPI User Manual
Page 9

UG_1x66B_046
73M1866B/73M1966B FXOAPI User Guide
Rev. 2.1
9
IOCTL Name
Description
M1x66_FAILED – Failure.
M1x66_PulseDial
Terminate pulse dial session.
Adapt to the line condition instead of
default values.
Read a GPIO configuration.
Configure the GPIO.
Write data to GPIO pin.
Read data from GPIO pin.
Enable the GPIO.
Disable the GPIO.
Read the pulse dial timing parameters.
Read the status of the loopback.
Set the transmit/receive data path into
loopback mode.
Disable the loopback.
Country Default Parameter and Override
Read the default country parameter.
Change the default country parameter.
Read the device hardware revision
number.
Billing Tone Filter Control APIs
Filters out the billing tone.
M1x66_BillingToneFilterDisable
Disable the billing tone filter.
Override the FXO channel parameters.
1x66 H/W Register Access and Debugging aid
Read 1x66 register.
Read all registers.
Write to 1x66 register.
Set debug trace mask.
Set speaker phone and micro phone
volume.
Monitor activities on the line.
Set new PCM sample rate – 8 or 16 kHz.
Get file descriptor from a handle.