M-Bus Wärmezähler

Links

• https://m-bus.com/
• https://www.modbusdriver.com/modpoll.html
• https://www.mikrocontroller.net/topic/438972
• https://www.ebay.de/itm/313884760667

Hichi

lsusb
Bus 001 Device 006: ID 10c4:ea60 Silicon Labs CP210x UART Bridge
 /usr/bin/udevadm info --query=all --name=/dev/ttyUSB0
P: /devices/pci0000:00/0000:00:15.0/usb1/1-2/1-2:1.0/ttyUSB0/tty/ttyUSB0
N: ttyUSB0
L: 0
S: serial/by-path/pci-0000:00:15.0-usb-0:2:1.0-port0
S: serial/by-id/usb-Silicon_Labs_CP2102_USB_to_UART_Bridge_Controller_0026-if00-port0
E: DEVPATH=/devices/pci0000:00/0000:00:15.0/usb1/1-2/1-2:1.0/ttyUSB0/tty/ttyUSB0
E: DEVNAME=/dev/ttyUSB0
E: MAJOR=188
E: MINOR=0
E: SUBSYSTEM=tty
E: USEC_INITIALIZED=9041897
E: ID_BUS=usb
E: ID_VENDOR_ID=10c4
E: ID_MODEL_ID=ea60
E: ID_PCI_CLASS_FROM_DATABASE=Serial bus controller
E: ID_PCI_SUBCLASS_FROM_DATABASE=USB controller
E: ID_PCI_INTERFACE_FROM_DATABASE=XHCI
E: ID_VENDOR_FROM_DATABASE=Silicon Labs
E: ID_MODEL_FROM_DATABASE=CP210x UART Bridge
E: ID_VENDOR=Silicon_Labs
E: ID_VENDOR_ENC=Silicon\x20Labs
E: ID_MODEL=CP2102_USB_to_UART_Bridge_Controller
E: ID_MODEL_ENC=CP2102\x20USB\x20to\x20UART\x20Bridge\x20Controller
E: ID_REVISION=0100
E: ID_SERIAL=Silicon_Labs_CP2102_USB_to_UART_Bridge_Controller_0026
E: ID_SERIAL_SHORT=0026
E: ID_TYPE=generic
E: ID_USB_INTERFACES=:ff0000:
E: ID_USB_INTERFACE_NUM=00
E: ID_USB_DRIVER=cp210x
E: ID_PATH=pci-0000:00:15.0-usb-0:2:1.0
E: ID_PATH_TAG=pci-0000_00_15_0-usb-0_2_1_0
E: ID_MM_CANDIDATE=1
E: DEVLINKS=/dev/serial/by-path/pci-0000:00:15.0-usb-0:2:1.0-port0 /dev/serial/by-id/usb-Silicon_Labs_CP2102_USB_to_UART_Bridge_Controller_0026-if00-port0
E: TAGS=:systemd:
E: CURRENT_TAGS=:systemd:

set baud rate

stty -F /dev/ttyUSB0 2400

CF Utramaxx-mk

https://www.itron.com/de/solutions/product-catalog/cf-ultramaxx-mk