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SerialPort.WriteByte
Writes a single byte to the serial port.
| Component | Version | macOS | Windows | Linux | Server | FileMaker iOS SDK |
| SerialPort | 3.0 | Yes | Yes | No | Yes | No |
MBS( "SerialPort.WriteByte"; PortReference; Value ) More
Parameters
| Parameter | Description | Example |
|---|---|---|
| PortReference | The reference number of the port. You get this number from SerialPort.Open when you open the port. | $port |
| Value | The byte value to send. Range from 0 to 255. | 13 |
Result
Returns the number of bytes written.
Description
Writes a single byte to the serial port.This is very useful for sending control characters which you can't easily put in a text in FileMaker.
Like 13 for a LF (line feed) or 10 for CR (carriage return).
Examples
Write a character:
MBS( "SerialPort.WriteByte"; $port; 65 )
See also
Example Databases
Blog Entries
Created 18th August 2014, last changed 18th August 2014
SerialPort.Write - SerialPort.WriteHex
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