Sensoray 812 Windows Instrukcja Użytkownika Pobierz pdf (Strona 15)

handle to device context.

hdev

handle to device (obtained from S812_OpenBoard).

Returns

0 on success, negative value if error (see mid812types.h for error codes list).

MID812_API int S812_DisplayChange(

int devid,

int strmidx

);

Call if display changes for the preview window.

Parameters

hdc

handle to device context.

hdev

handle to device (obtained from S812_OpenBoard).

Returns

0 on success, negative value if error (see mid812types.h for error codes list).

MID812_API int S812_StartCallback(

int devid,

int strmidx

);

Starts streaming with data sent to the callback functions registered with S812_RegisterCallback

function. Callbacks should be short and return quickly. Do not use blocking functions in the

callback.

Parameters

devid

device id in the system (use 0 with a single board installed).

strmidx

channel index (0-7)

Returns

0 on success, negative value if error (see mid812types.h for error codes list).

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