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3 Driver Programming API

The API is a DLL with C linkage. There also exists a .Net wrapper.

The functions provided by the DLL are declared in Ndigo250M interface.h and Ndigo common interface.h.

3.1 Constants

#deﬁne NDIGO250M CHANNEL COUNT 4

The number of analog input channels.

#deﬁne NDIGO250M GATE COUNT 4

The number of gating blocks.

#deﬁne NDIGO250M TDC COUNT 1

The number of TDC channels.

#deﬁne NDIGO250M DMA COUNT 6

The number of DMA channels. Unlike the Ndigo5G-10, this device has an individual DMA

buﬀer for each data source.

#deﬁne NDIGO250M FIFO DEPTH 4094

Number of samples that can be buﬀered before readout. Longer packets are possible under

certain circumstances.

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