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serial

Provides methods for working with serial ports.

getBuffer

Return data buffer.
Returns:
CircularStringBuffer - Data buffer.

list

Returns list of available ports.
Returns:
Array.<Object> - Array of port descriptions.

open

Opens a serial port.
Data from the opened port will be automatically read line by line into a circular buffer. Once the buffer reaches it's maximum capacity specified by bufferSize argument, eldest entries are evicted to make room for new data.
Serial port properties with default values:
{
baudRate: 9600,
dataBits: 8, // Must be one of: 8, 7, 6, or 5.
stopBits: 1, // Must be one of: 1 or 2.
parity: 'none' // Must be one of: 'none', 'even', 'mark', 'odd', 'space'.
rtscts: false,
xon: false,
xoff: false,
xany: false
}
Parameters:
Name
Type
Description
port
String
Path to serial port. E.g. '/dev/tty-usbserial1', 'COM5', etc.
opts
Object
Port properties.
bufferSize
Number
optional Size of the input data buffer. Default is 65536 bytes.
Returns:
SerialPort - SerialPort object.

waitForText

Waits for text to appear in the input data buffer.
Text pattern can be any of the supported string matching patterns(on the top of page).
Parameters:
Name
Type
Description
pattern
String
Text pattern.
timeout
Number
optional Timeout in milliseconds. Default is 60 seconds.

write

Write data to the port.
Usage example:
serial.write('Hello\r\n');
Parameters:
Name
Type
Description
data
String|Array
Data to send. Either a string or an array of bytes.
Last modified 1yr ago