User Manual

ADC-20/ADC-24 User's Guide 40

5.6

Sequence of calls and data flow

The C sample program, HRDL.c, demonstrates the use of all the functions of the API

driver, and includes examples showing each mode of operation.

5.6.1

Streaming recording methods

5.6.1.1

Collecting a block of data

This method collects a single block of data and then stops.

Open the data logger with one of the HRDLOpenUnit calls

Set mains noise rejection with HRDLSetMains

Set the analog or/and digital channels

Set the sample interval with HRDLSetInterval

Start the unit collecting samples by calling HRDLRun with method = BM_BLOCK

Loop

Repeat Loop until ready (HRDLReady)

Collect data with HRDLGetValues

Repeat from "Start the unit"