system.serial.readBytes

This function is used in Python Scripting.

Description

Read numberOfBytes bytes from a serial port.

Client Permission Restrictions

This scripting function has no Client Permission restrictions.

Syntax

system.serial.readBytes(port, numberOfBytes [, timeout])

Parameters

Type	Parameter	Description
String	port	The previously configured serial port to use.
int	numberOfBytes	The number of bytes to read.
int	timeout	Maximum amount of time, in milliseconds, to block before returning. Default is 5000. [optional]

Returns

List[Byte] - A list containing bytes read from the serial port.

Scope

Gateway, Vision Client, Perspective Session

Code Example

Code Snippet

# This example will read a specified number of bytes from a port called "COM1".
port = "COM1"
 
system.serial.readBytes("COM1",2)

Keywords

system serial readBytes, serial.readBytes