btc-register

What is this ?

A register which accepts Bitcoin Lightning Network payment.

LND node for Lightning Network payment
- v0.5.2-beta or newer
- REST connection must be enabled. (e.g. lnd --restlisten=0.0.0.0:10443)
Raspberry Pi
Raspberry Pi Official Touch Display
(Optional) HDMI Display
Keyboard

Download Raspbian Stretch Lite from Raspberry Pi Official site and install it.
To use the official display upside down, write lcd_rotate=2 at the end of config.txt in the boot partition.
- If you want to use an HDMI display and you need to set the resolution in config.txt, you can do it now.
Create a btc-register-config folder in the boot partition. And create a file settings.ini with the following text.
```
[app]
shop_name = {Your Shop's Name}

[lnd]
url = https://{your-lnd-node}:{port}
```
- Do not add {}.
- {port} is the rest listening port. If you did --restlisten=0.0.0.0:10443, {port} is 10443.
Put LND's tls.cert and invoice.macaroon in the btc-register-config folder.
Insert the SD Card, boot it, and login. Your default user/pass is pi/raspberry.
sudo raspi-config and set the following.
- Change User Password
- Localization Options > Change Locale
  - Note 1: Select locale by space key.
  - Note 2: To press OK button, you need to press the tab key.
  - Select {your_locale}.UTF-8.
- Localisation Options > Change Timezone
- Localisation Options > Change Keyboard Layout
- When connecting with WiFi, Network Options > Wi-fi
- For automatic login, Boot Options > Desktop / CLI > Console Autologin

Run the following commands.

git clone https://github.com/ryomo/btc-register.git
cd btc-register
./install.sh

Wait about 30 to 60 minutes.
- Automatically restart after completion, and the app starts.

For conversion from fiat when paying by bitcoin, decimal places are rounded off.
Keyboard is not supported in this app for now.
- Input is going to be duplicated.
- Keyboard input passes to background terminal.