Cronologic Ndigo Crate Guía de usuario descargar pdf (Pagina 34)

3.3.3 Structure ndigo param info

int size

The number of bytes occupied by the structure.

int version

A version number that is increased when the deﬁnition of the structure is changed. The incre-

ment can be larger than one to match driver version numbers or similar.

double bandwidth

Analog Bandwidth setting of the ADC. Should be 450MHz.

double sample rate

Sample rate currenly used. sample rate = 2.5e8/divisor.

double sample period

The period one sample in the data represents in picoseconds.

int board id

The number the board uses to identify the data source in the output data stream.

int channels

Number of channels. Should be 4.

int channel mask

Mask with a set bit for each enabled input channel.

int64 total buﬀer

The total amount of the DMA buﬀer in bytes.

3.3.4 Structure ndigo fast info

This structure contains information that can be retrieved within microseconds.

int size

The number of bytes occupied by the structure

int version

A version number that is increased when the deﬁnition of the structure is changed. The incre-

ment can be larger than one to match driver version numbers or similar.

int adc rpm

Always reports 0.

int fpga rpm

Speed of the FPGA fan. Reports 0 if no fan is present.

int alerts

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Cronologic Ndigo Crate Guía de usuario Pagina 34