sInExitQueue (Function) In french: sDansFileSortie Retrieves the number of bytes waiting to be transferred in the output buffer of the specified serial port or parallel port.
// The COM2 port is opened
// Send a message to the output buffer of COM2
sWrite(2, MyMessage)
// Wait for the end of the write operation
LOOP
IF sInExitQueue(2) = 0 THEN BREAK
END
Info("End of write operation")
Syntax
<Result> = sInExitQueue(<Port number>)
<Result>: Integer Number of bytes waiting to be transferred. <Port number>: Integer - Number of the relevant serial port: 1, 2, 3, ... 32 for COM1, COM2, COM3, ... COM32.
- Number of the relevant parallel port: -1, -2, -3 or -4 for LPT1, LPT2, LPT3 or LPT4.
- Number of the relevant infrared port: 1, 2, 3, ... 32 for IR1, IR2, IR3, ... IR32.
- Port number returned by sOpen (if this function was called with a port name).
Business / UI classification: Business Logic
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