Campbell Scientific CR3000 CR3000 Micrologger - Page 485
A.5 Measurement Instructions
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Appendix A. CRBasic Programming Instructions SemaphoreGet Acquires semaphore (p. 467) 1‐3 to avoid resource conflicts. Syntax SemaphoreGet() SemaphoreRelease Releases semaphore (p. 467) previously acquired with SemaphoreGet (). Syntax SemaphoreRelease() ShutDownBegin Begins code to be run in the event of a normal shutdown such as when sending a new program. Syntax ShutDownBegin ShutDownEnd Ends code to be run in the event of a normal shutdown such as when sending a new program. Syntax ShutDownEnd A.5 Measurement Instructions Read More! For information on recording data from RS-232 and TTL output sensors, see Serial Input / Output (p. 512) and Serial I/O (p. 205). A.5.1 Diagnostics Battery Measures input voltage. Syntax Battery(Dest) ComPortIsActive Returns a Boolean value, based on whether or not activity is detected on the specified COM port. Syntax variable = ComPortIsActive(ComPort) InstructionTimes Returns the execution time of each instruction in the program. Syntax InstructionTimes(Dest) MemoryTest Performs a test on the CR3000 CPU and Task memory and store the results in a variable array. Syntax MemoryTest(Dest) 485
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