SerialPort Repl
$ npx @serialport/repl <port>
# or
$ npm install -g @serialport/repl
$ serialport-repl <port>The package @serialport/repl will install the serialport-repl cli tool which provides a nodejs repl for working with serialport. This is valuable when debugging.
You can make use of the serialport-repl command with;
$ serialport-repl # to auto detect an arduino
$ serialport-repl /dev/tty.usbmodem1421 # to connect to a specific portIt will load a serialport object with debugging turned on.
$ serialport-repl
serialport:binding:auto-detect loading DarwinBinding +0ms
port = SerialPort("/dev/tty.usbmodem1421", { autoOpen: false })
globals { SerialPort, portName, port }
> SerialPort.list()
serialport:main .list +6s
[ { comName: '/dev/tty.usbmodem1421',
manufacturer: 'Arduino (www.arduino.cc)',
serialNumber: '752303138333518011C1',
pnpId: undefined,
locationId: '14200000',
vendorId: '2341',
productId: '0043' } ]
> port.write('Calling all Autobots!')
true
> port.read()
serialport:main _read queueing _read for after open +1m
null
> port.open()
serialport:main opening path: /dev/tty.usbmodem1421 +30s
serialport:bindings open +1ms