Table of Contents
aaaf5050_mc_k12_close
Closes a Kingbright AAAF5050-MC-K12 LED strip.
Description
The aaaf5050_mc_k12_close function closes the Kingbright AAAF5050-MC-K12 LED strip, releasing any allocated resources. Once the LED strip has been closed, the LED strip handle is no longer valid and may not be used.
Prototype
t_error aaaf5050_mc_k12_close(t_aaaf5050_mc_k12 led_handle);
Parameters
t_aaaf5050_mc_k12 led_handle
A handle to the LED strip returned by the aaaf5050_mc_k12_open function.
Return value
The return value is 0 if the LED strip is closed successfully. Otherwise a negative
error code is returned. Error codes are
defined in quanser_errors.h
. A suitable error message
may be retrieved using msg_get_error_message.
Error codes
QERR_INVALID_ARGUMENT
One of the arguments is invalid.
Requirements
Include Files |
Libraries |
---|---|
quanser_led.h |
quanser_devices.lib;quanser_communications.lib;quanser_runtime.lib;quanser_common.lib |
Examples
t_aaaf5050_mc_k12 led_strip; t_error result = aaaf5050_mc_k12_open("spi://localhost:1?memsize=420,word=8,baud=3333333,lsb=off,frame=1", 33, &led_strip); if (result == 0) { ... aaaf5050_mc_k12_close(led_strip); } else { TCHAR message[512]; msg_get_error_message(NULL, result, message, sizeof(message)); _tprintf(_T("Failed to open LED strip. %s (error %d)\n"), message, -result); }
See Also
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