JDS Uniphase SWS15100, Руководство пользователя

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138 – Programming Guide
Function Description
calculated.
unsigned short baseref :
This is Boolean. For minimum peaks, the baseref is 1 and the bandwidth of the
peak is calculated from the base of the peak. For maximum peaks, the baseref
is 0 and the bandwidth is calculated from the peak.
Output double *pCenLam :
pCenLam stores the center wavelength of the peak.
double *pCenPow :
pCenPow stores the center power of the peak corresponding to center
wavelength.
Return Value When there is no error, the function returns zero.
When there is an error, the return value contains the error number.
writeLED
Function Description
Purpose The writeLED function is used to write a string of characters to the LED
display of a selected channel.
C prototype int writeLED( unsigned short chID, char *atext )
VB prototype Declare Function writeLED Lib "SWS15100" (ByVal chID%, ByVal atext$) As
Long
Input unsigned short chID :
This is the channel selected for writing.
char *atext :
This is a string that the user writes to the channel’s LED. The string must have
exactly four characters.
Output None
Return Value When there is no error, the function returns zero.
When there is an error, the return value contains the error number.
blinkLED
Function Description
Purpose The blinkLED function is used to control the blink of the LED display of the
selected channel.
C prototype int blinkLED( unsigned short chID, unsigned short OnOff )
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