nibe2mqtt

1. Enter sudo raspi-config in a terminal window

2. Select Interfacing Options

3. Navigate to and select Serial

4. Choose No (Login shell over serial)

5. Choose Yes (Enable serial hardware)

6. Choose OK

7. Choose Finish

8. Reboot

9. Install git "sudo apt-get update && sudo apt-get install git"

10. Clone this repository "git clone https://github.com/bebben88/nibe2mqtt"

Install Node-RED

bash <(curl -sL https://raw.githubusercontent.com/node-red/raspbian-deb-package/master/resources/update-nodejs-and-nodered)

Make it autostart on boot

sudo systemctl enable nodered.service

Start Node-RED

sudo systemctl start nodered.service

Import the flow from the file nodered.flows Now you can Deploy.

Start NibeGW script

open folder "cd nibe2mqtt" Build the nibegw.c script with the command "gcc -std=gnu99 -o nibegw nibegw.c"

./nibegw -h

-h                 Print help
-v                 Print debug information
-d <device name>   Serial port device (default: /dev/ttyS0)
-a <address>       Remote host address (default: 127.0.0.1)
-p <port>          Remote UDP port (default: 9999)
-f                 Disable flow control (default: HW)
-r <address>       RS-485 address to listen (default: 0x20)
-i                 Send all messages by UDP (default: only modbus data)
-n                 Don't send acknowledge at all
-o                 Send acknowledge to all addresses
-t                 Test mode
-l <port>          Local UDP port for read commands (default: 9999)
-w <port>          Local UDP port for write commands (default: 10000)
-q                 Print data in log format

run example:

./nibegw -v -d /dev/serial0

Verify that the packets are flowing in and Node-RED is sending on Outgoing messages. Then turn it off with CTRL + C.

To make nibegw autostart, follow these steps.

1. Move the autostartscript.

sudo cp /home/pi/nibe2mqtt/nibegw.service /lib/systemd/system/nibegw.service

2. Make it executable

sudo chmod 644 /lib/systemd/system/nibegw.service

3. Reload systemctl daemon

sudo systemctl daemon-reload

4. Enable autostart

sudo systemctl enable nibegw.service

5. Start NibeGW

sudo systemctl start nibegw.service