Maxim Integrated 73M1822/73M1922 Control Module - Manual (Page 42)

73M1822/73M1922 Control Module User Guide UG_1x22_053
42 Rev. 1.0
6.3.9 M1X22_SEND_WETTING_PULSE
Description
Performs hook flashing on the modem interface for the duration set by param.
#define M1X22_FLSH_SET _IOWR(0xA4,0xBC,unsigned int)
Prototype
int ioctl (
int chan_fd,
int M1X22_SEND_WETTING_PULSE,
unsigned long param );
Parameters
Data Type Name Description
int chan_fd Channel descriptor.
int M1X22_SEND_WETTING_PULSE I/O control identifier for this operation.
unsigned long param Integer representing the desired wetting pulse
duration. Range from 1 to 1000 ms. Out of
range behavior is undefined.
Return Values
Data Type Description
int 0 – Successful.
-1 – Modem channel is not off-hook.