Node for the Dostmann CO2 Monitor mini. If there are permission errors on LIBUSB, you have to add a new file to '/etc/udev/rules.d' with the following record SUBSYSTEM=="usb", MODE="0660", GROUP="plugdev"
npm install co2monitorthis is a node for the DOSTMANN AirCO2ntrol Mini based on code by henryk ploetz, who has reverse engineered the protocol.
On error "LIBUSB_ERROR_ACCESS" (only on linux systems) you have to add a new UDEV rule in /etc/udev/rules.d
for example:
filename: 99-co2Monitor.rules
content:
SUBSYSTEM=="usb", MODE="0660", GROUP="plugdev"
SUBSYSTEM=="hidraw", ATTRS{idVendor}=="04d9", ATTRS{idProduct}=="a052", MODE="0660", GROUP="plugdev", SYMLINK+="CO2Monitor"
------- Release Notes -------
Version: 1.0.4
- added Output 5 => this will output a payload message with all values
Version: 1.0.3
- events will only be fired on value changes