Go daemon for Pimoroni Scroll pHat

With this daemon, you can scroll strings on your Pimoroni Scroll pHat through command line or Telegram messages.

Install

$ go get -d github.com/meinside/scroll-daemon
$ go get github.com/meinside/scroll-daemon/cmd/scroll-cli

and build daemon:

$ cd $GOPATH/src/github.com/meinside/scroll-daemon
$ go build

Configuration

Config file

$ cd $GOPATH/src/github.com/meinside/scroll-daemon
$ cp config.json.sample config.json
$ vi config.json

and edit values to yours:

{
	"api_token": "0123456789:abcdefghijklmnopqrstuvwyz-x-0a1b2c3d4e",
	"local_port": 59991,
	"available_ids": [
		"telegram_id_1",
		"telegram_id_2",
		"telegram_id_3"
	],
	"phat_brightness": 5,
	"phat_scroll_delay": 75,
	"phat_rotate_180degrees": false,
	"telegram_monitor_interval": 1,
	"is_verbose": false
}

systemd

$ sudo cp systemd/scroll-daemon.service /lib/systemd/system/
$ sudo vi /lib/systemd/system/scroll-daemon.service

and edit User, Group, WorkingDirectory and ExecStart values.

It will launch automatically on boot with:

$ sudo systemctl enable scroll-daemon.service

and will start with:

$ sudo systemctl start scroll-daemon.service

Send messages/commands through Telegram

Send messages/commands through command line

# scroll current time
$ scroll-cli -t

# scroll ip addresses
$ scroll-cli -i

# scroll a long message
$ scroll-cli "show me the money $$$"
$ scroll-cli `uname -a`

License

MIT