AYUDA EN LÍNEA
 WINDEVWEBDEV Y WINDEV MOBILE

Ayuda / WLanguage / Funciones WLanguage / Funciones estándar / Funciones de Windows / Funciones de puertos serie y paralelo
WINDEV
WindowsLinuxUniversal Windows 10 AppJavaReports and QueriesUser code (UMC)
WEBDEV
WindowsLinuxPHPWEBDEV - Browser code
WINDEV Mobile
AndroidAndroid Widget iPhone/iPadIOS WidgetApple WatchMac CatalystUniversal Windows 10 App
Others
Stored procedures
Retrieves the number of bytes waiting to be transferred in the output buffer of the specified serial port or parallel port.
WEBDEV - Server code This function returns information regarding the server.
Example
// 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
Component: wd290com.dll
Versión mínima requerida
  • Versión 9
Comentarios
Haga clic en [Agregar] para publicar un comentario

Última modificación: 26/05/2022

Señalar un error o enviar una sugerencia | Ayuda local