yes, new firmware mainly use by 'EdgeEvent' mode, in furture nevery use "momentary" and "latch" mode again. 'EdgeEvent' mode is enough and more powerful for home assistant.
"with kc868_ha there is too much traffic on the line, respons is bad. We need to add delays in the commands." ----- do you means use multi KC868-HA on one RS485 bus, need add delay time?
ok, we will save your suggestion about "modbus_component" for esphome. maybe in furture will make a special firmware for "standard modbus protocol".
"with kc868_ha there is too much traffic on the line, respons is bad. We need to add delays in the commands." ----- do you means use multi KC868-HA on one RS485 bus, need add delay time?
ok, we will save your suggestion about "modbus_component" for esphome. maybe in furture will make a special firmware for "standard modbus protocol".