Maxim-integrated 73M1866B/73M1966B Reference Driver Manual de usuario Pagina 27

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UG_1x66B_015 73M1866B/73M1966B Reference Driver User Guide
Rev. 2.7 27
6.1.4 M1966_PCM_IF_CSET_RPOL_SET
Description
Sets receive edge polarity.
#define M1966_PCM_IF_CSET_RPOL_SET _IOWR(0xA4,0xD2,unsigned int)
Prototype
int ioctl (
int chan_fd,
int M1966_PCM_IF_CSET_RPOL_SET,
unsigned long param );
Parameters
Data Type Name Description
int
chan_fd
Channel descriptor.
int
M1966_PCM_IF_CSET_RPOL_SET
I/O control identifier for this operation.
unsigned long param
1 – Rising edge.
0 – Falling edge.
Return Values
Data Type Description
int
Always returns 0.
6.1.5 M1966_PCM_IF_CSET_TPOL_SET
Description
Sets transmit edge polarity.
#define M1966_PCM_IF_CSET_TPOL_SET _IOWR(0xA4,0xD3,unsigned int)
Prototype
int ioctl (
int chan_fd,
int M1966_PCM_IF_CSET_TPOL_SET,
unsigned long param );
Parameters
Data Type Name Description
int
chan_fd
Channel descriptor.
int
M1966_PCM_IF_CSET_TPOL_SET
I/O control identifier for this operation.
unsigned long param
1 – Rising edge.
0 – Falling edge.
Return Values
Data Type Description
int
Always returns 0.
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