Esphome output

Esphome output. It is possible to control the fan speed not by fan PWM, but by PWM of DC input. Sonoff iFan02 Custom Output Example by @quazzie. h" class MyCustomLightOutput : public Component, public LightOutput { public: void setup() override { // This will be called by App. Just give each switch in the “interlocking group” an interlock option with a list of all the switches in the group. Peacefair PZEM-004T V3 Energy Monitor. My question is: How to i convert that to a percentage? The duty cycle sensor allows you to measure for what percentage of time a signal on a GPIO pin is HIGH or LOW. The client connects to the server and makes use of its services. . But I don’t know how to get the fan speed (the float output state) for use Instructions for setting up template sensors with ESPHome. For example, if you’re using an ATX power supply to power your LED strips, you usually don’t want to have the power supply on all the time while the output is not on. ESPHome Web allows you to prepare your device for first use, install new versions and check the device logs directly from your browser. It uses UART for communication. In simple terms, the server is implemented on the device providing services, usually these are the devices such as heart monitors, tags, weather stations, etc. output (Required, ID): The ID of the output component to use. On each boot, the ESP8266 will check three pins to determine in which boot mode to enter. 46v (full). - output. Ideally, i’d like it to present as a switch. # Example configuration entry light: - platform: monochromatic name: "Kitchen Lights" output: output_component1. This page describes them. I can’t run it to read the state of pins. Additional options: bus (Optional): The I2S bus to use. I have not used groups in a while, so this may not be perfect, but should get you going. QMP6988 Temperature+Pressure Sensor. The firmware will be compiled and a UF2 file will be downloaded automatically. This is for example useful if you want to manipulate the text_sensor string in some fashion. ¶. Apr 11, 2021 · I have spent almost half of Saturday to run 2 types of pcf8574 - one chinese one, and second from Waveshare. The PCA9685 component represents a PCA9685 12-bit PWM driver ( datasheet , adafruit) in ESPHome. Defaults to the only one in YAML. To fix this and debounce the signal, use the binary sensor filters: # Example configuration entry binary_sensor: - platform: gpio pin: D2 name: filters: - delayed_on: 10ms. The ESP32 DAC platform allows you to output analog voltages using the 8-bit digital-to-analog converter of the ESP32. Which version of ESPHome has the issue? 2023. But it is not working. Now, refer to the flashing guide to learn how to upload ESPHome to your device. Then use the entity_id for the group in the entities card. id: pwm_output. 32v (empty) and 3. We will use ESPHome’s dumping ability to output the decoded remote code directly. Fan Component. The uart switch platform allows you to send a pre-defined sequence of bytes on a UART bus when triggered. For example /dev/cu. They are used to connect components from different domains. Validates the configuration. turn_off: solenoid_pin_forward. ESPHome. pip install tornado esptool \ esphome dashboard config. Feb 28, 2023 · Hi, I’m trying to have a led blink when a GPIO is set high. This is esphome-devices. The rgb light platform creates an RGB light from 3 float output components (one for each color channel). Fan Component ¶. set_level : id : output1 level : !lambda return state; - output. In the first example, this range is defined as “any value above or including 65. Defaults to 60 seconds. #include "esphome. Light outputs are only responsible for displaying some state when asked to do so. When this interval expires the output is turned OFF and toggles using the time_off and time_on durations for the OFF and ON state respectively. Configuration variables: id (Optional, ID): The speaker to control. ESPHome’s configuration files have several configuration types. (don’t want to see this output in HA frontend) Currently the led turns on or off, depending on the switch state. It uses the I²C Bus for communication. It is used in some smart light bulbs: Orein OS0100411267 Apr 15, 2021 · I have manual buttons on my esp with automation (inside esphome) that turns on the light in 3 steps (20%, 50%, off). ESPHome has a feature to prevent two GPIO Switches from being active at the same time called interlocking. So I'm designating the 2 pins in this case to outpout high and low. Radon Eye BLE Sensors. pin: GPIO18. # Example configuration entry switch: - platform: uart name: "UART String Output" data: 'DataToSend' - platform: uart name: "UART Bytes Output" data: [0xDE, 0xAD, 0xBE, 0xEF] - platform: uart name: "UART Recurring Output" data: [0xDE, 0xAD Sep 8, 2021 · It was too difficult to get a reliable measurement. I am using my ESPHome + wemos d1 mini. RGB Light ¶. Its between 2. WiFi Component. 1. For example i can't use i2c: {scl: 35, sda: 33} (which replaces D1/D2 from D1 pro mini on S2 mini). Read RPM data from the fan. ESP32: GPIO32 through GPIO39 can be used. sony_tv_1. Rotary Encoder Sensor. A fan can be switched on or off, optionally has a speed between 1 and the maximum supported speed of the fan, and can have an oscillation and direction output. I have May 5, 2020 · ESPHome. Additional options: channel (Optional): The RMT channel The display component houses ESPHome’s powerful rendering and display engine. Measuring an AC signal from a current transformer was very difficult requiring external Op-amps configured as ideal diodes. To use the channels of this components, you first need to setup the global pca9685 hub and give it an id, and then define the individual output channels. I need to get the value (inside of esphome) of the light because if i turn on the light in home assistant the first push of the button should turn the light off if its already on. SCL connects I2C SCL (clock) SDA connects I2C SDA (data) GPIO1 is not used by ESPHome. We need to specify the output pin that the servo’s signal lead is connected to. Sensor¶ The dallas sensor allows you to use DS18B20 and similar sensors. set_level : id : output2 level : !lambda return state; - platform The logger component automatically logs all log messages through the serial port and through MQTT topics (if there is an MQTT client in the configuration). # Example configuration entry pca9685: - id: pca9685_hub1 PID Climate. This component will track, for example, the temperature, humidity, moisture, conductivity, illuminance, formaldehyde, mosquito tablet and battery level of the device Dec 29, 2020 · then group them like this in HA configuration. pin: GPIO19. Configuration variables:¶ name (Required, string): The name of the sensor. // Within lambda, make the switch report a specific state id(my_switch). ESPHome will always subscribe to a manually configured command topic, even if the component is internal. Enable/disable device. The SML component connects to smart meters which use the Smart Message Language (SML) protocol. Jun 15, 2022 · Hold down the BOOTSEL button on your Pico as you plug it into your computer using a USB cable, and it should mount on your computer with a volume label like "RPI-RP2". SLAB_USBtoUART, or 192. use_write_multiple ( Optional, boolean): By default the modbus command Function Code 6 (Preset Single Registers) is used for setting the holding register if only one register is set. log: "Button pressed". The client will often be an app on a phone, or in the case of ESPHome, it Note: because the response contains data for all registers in the same range you have to use data[item->offset] to get the first response byte for your sensor. The pid climate platform allows you to regulate a value with a PID controller. Example of an RGB LED strip that can be used with this component. I am new to esphome and home assistant world. The firmware programming tools use a serial interface to communicate with your device. 3V), or directly connect VCC to 3. - switch. Unlike the ESP32 LEDC Output, which can simulate an analog signal by using a fast switching frequency, the hardware DAC can output a real analog signal with no need for additional filtering. tom_l August 27, 2019, 1:05pm 2. To start the ESPHome dashboard, simply start ESPHome with the following command (with config/ pointing to a directory where you want to store your configurations) # Install dashboard dependencies. name: ${display_name} Rain. This page is a lite variant of ESPHome. This is optional if there is only one VL53L0X sensor on the I²C bus and the default 0x29 address is Monochromatic Light ¶. If your device only supports Function Code 16 (Preset Multiple Registers) set this option to true. publish_state(): Manually cause the switch to publish a new state and store it internally. API Reference. I have connected it to 3,3v from the nodemcu v3 and I2C. RGB Light. 168. # Example button configuration button: - platform: name: Livingroom Lazy Mood id: my_button # Optional variables: icon: "mdi:emoticon-outline" on_press: - logger. \n \n. When the switch is turned on or off, the solenoid_state variable is updated accordingly. Dec 18, 2019 · Hi all, I have a garden cooling mist sprayer that needs to be pulsed at intervals. To use the channels of this components, you first need to setup the global bp1658cj hub and give it an id, and then define the individual output channels . esp32_rmt: An alternative method for ESP32 that uses the RMT peripheral to send data. Ability to turn off the fan. Devices default address is 0x2E and configurable alternative is 0x3E. Common PWN FAN doesn’t stop on 0% PWM signal and still running on minimum RPM. Graphical binary displays which can toggle ON/OFF any Text Sensor Filters ¶. If you want to create and edit ESPHome projects, install ESPHome on your computer or inside Home Aug 27, 2019 · 3D Printer Enclosure, Home Assistant and Fan Control. I’ve seen / read and tried different ways on some topics, but these where mainly based on pulsing a switch. You can access the coils, inputs, holding, read registers from your devices as sensors, switches, selects, numbers or various other ESPHome components and Mar 9, 2023 · Hello Anyone know how to get the current state of a float output? This is my output: output: - platform: custom type: float lambda: |- auto digipot = new DS3502_Component(0x28); App. The ESP8266 Software PWM platform allows you to use a software PWM on the pins GPIO0-GPIO16 on your ESP8266. The power supply component can be attached to any Output Component and will automatically output: - platform: gpio. 176 to perform an OTA. yaml: voice_assistant: microphone: mic_i2s on_tts_end: - homeassistant. Fundamentally, there are these types of displays: Text based displays like 7-Segment displays or LCD displays. When I turn the lights on after reboot, It goes 100% brightness, but my lights are not able to work at 100% for long. but its gets onlu number but char “%” is required how to print it with lambda at end VCC connects to 3V3 (3V3 will output 3. PipSolar PV Inverter. ESPHome allows you to do some basic pre-processing of text_sensor values before they’re sent to Home Assistant. It uses I²C Bus for communication. I want to Peacefair PZEM-004T Energy Monitor. 3V. - globals. set_level on motor using lambda function get states from number template. Peacefair PZEM-00X DC Energy Monitor. # Example configuration entry light: - platform: rgb name: "Living Room Lights" red: output_component1 green: output_component2 blue: output Please note that 1-wire is a bi-directional bus so it requires both input and output from the pin. Available on all output pins. stanfordcg (Carl) May 5, 2020, 7:32pm 1. variant ( Optional, string): The variant of the ESP32 that is used on this board. Above example will only make the signal go high if When not specified, partitions are automatically generated based on flash_size. publish_state(false); id(my_switch). type: int. \n; inverted (Optional, boolean): If the output should be treated\nas inverted. Most importantly, this is the section of the configuration where you specify the name of the node. The status_led hooks into all ESPHome components and can indicate the status of the device. Choose Manual download and Modern format. Fix gpio validation for esp32 variants martgras/esphome. sony_tv_2. Defaults to the variant that is detected from the board; if a board that’s unknown to ESPHome is used, this option is mandatory. Within a telegram the physical values are identified by OBIS codes (Object Identification System). On Windows these interfaces are named COM1, COM2, etc. RP2040: GPIO26 through GPIO29 can be used. See Also¶ Output Component. Warnings are active when for example reading a sensor value fails temporarily, the WiFi/MQTT connections are disrupted, or if the native API component is included but no ESPHome Web allows you to prepare your device for first use, install new versions and check the device logs directly from your browser. Configuration variables: name ( Required, string): The name for the button. and on Linux they are named /dev/ttyUSB0 , /dev/ttyACM1, etc. # Example configuration entry # Set a global I²C connection i2c: sda: 21 scl: 22 scan: true # Set the output with default (address: 0x2E / global I²C Press the three dots icon and select Install. This core ESPHome component sets up WiFi connections to access points for you. GND connects to ground. (which causes logs in HA) I’ve read the docs Slow PWM Output — ESPHome but it does not work. Use of hardware UART pins is highly recommended, in order to support the out-of The Arduino acts as a port expander, allowing you to use more pins than a standard ESP8266/ESP32 has. Possible return values for the lambda: return <std::string>; The new option for this Select. Ultrasonic Sensor for detecting if car in Garage by DrZzs. # Example configuration entry dac7678 Mar 25, 2023 · Hi, I have a water level sensor successfully sending me a signal as a voltage. Float outputs only: \n \n; min_power (Optional, float): Sets the minimum output value of this output platform. yml --device /Volumes/RPI-RP2. Hardware PWMs like the one on the ESP32 (see ledc) are preferred. 2. # Example configuration entry sensor: - platform: adc pin: GPIOXX name: "Living Room This component can be used to create custom binary and float outputs in ESPHome using the C++ (Arduino) API. All other options from Lock. So I need to set the limit. Click “Start” and then click “Open Web UI”. ESPHome Web runs 100% in your browser. yaml: group: sony: name: 'Sony TV'. script: - id: send_udp parameters: msg: string host: string port: int then: - lambda: |- int sock = ::socket(AF_INET, SOCK_DGRAM, 0); struct sockaddr_in destination, source Feb 18, 2023 · Using the matrix_keypad with ESP32 pins 34~39 (input only) it uselessly complains that the pin "does not support output pin mode". The remote_receiver component lets you receive and decode any remote signal, these can for example be infrared remotes or 433MHz signals. Most Arduinos use the A4 and A5 pins for the I²C bus so those pins are not available to read from ESPHome. value: 'false'. Optionally, it can be added to a SPI bus to allow sharing pins with other components. The command python -m esphome compile yourdevice. set_level: id: silnik_1_pwm. When the output is enabled, the power supply will\nautomatically be switched on too. cpp files if inverted is changed from true/false or even is ommited. DS102 3 Gang The power_supply component allows you to have a high power mode for certain outputs. Note that you should change this if you are using an ESP32 board. stop Action¶ Aug 13, 2019 · ESPHome. Compiles a firmware. g INFO or WARN) can help with the performance of the application and memory size. Increasing the log level severity (to e. Jul 30, 2020 · I created the following code in esphome: binary_sensor: - platform: gpio. You also can’t have both Wifi and Ethernet setup in same time (even if your ESP has both wired). The first lines when viewing the UART logs might have unrecognized characters. 2 First, the remote code will be captured with an IR receiver module (like this one ). It uses 3 wires (optionally 4) for communication. With a few simple commands, you can toggle on or off your device, measure temperature, or even control it remotely to your liking! The mcp47a1 output component allows to use 6bit external DAC in order to have analog output (s) on any board by using I²C. Or with some YAML anchors The output button platform allows you to use any output component as a button. For example, you define an output component together with an ID and then later specify that same ID in the light component. When nodemcu boots it turns off all relays with a chatter as I want to Modbus Controller. level: !lambda 'return (id(mopowanie_predkosc_silnik1). Manually specify the upload port/IP to use. Communication is done with two GPIO pins (DATA and CLK). id: output_high. Example: Send 50%, ESP receives 50%, fan turns slowly, however looking at the output on oscilloscope the duty cycle is about 10% , fan returns 300 rpm. Although the SML protocol is well defined, it gives a lot of freedom to the manufacturers how to store and identify the transmitted data. pin: number: D8. Use null to disable subscribing to the component’s command topic. Does anyone knows how to do that ? BLE uses the concept of a server and a client. - platform: gpio. This can for example be used to momentarily set a GPIO pin using a button. The template output component can be used to create templated binary and float outputs in ESPHome. register_component(digipot); return {digipot}; outputs: - id: dc_fan_output This controls a fan, which a PID controller is using. --device UPLOAD_PORT ¶. ID¶ Quite an important aspect of ESPHome are “IDs”. Xiaomi Mijia BLE Sensors. Goal Control the fan speed by fan PWM. The PipSolar component allows you to integrate PIP-compatible Inverters in ESPHome. Monochromatic Light. Once configured, you can use any of the 8 pins for your projects. set: id: solenoid_state. Contribute to esphome/esphome-docs development by creating an account on GitHub. device_class: moisture. I have tried different ESP boards, different cables. # Example configuration entry output: - platform: gpio pin: GPIOXX id: output1 button: - platform: output name: "Generic Output" output: output1 duration: 500ms. xxgmxx August 13, 2019, 8:21am 1. The xiaomi_ble sensor platform lets you track the output of Xiaomi Bluetooth Low Energy devices using the ESP32 Bluetooth Low Energy Tracker Hub. Resistance Sensor. For example, you can measure if a status LED of a pool controller is permanently active (indicating that the pump is on) or blinking. 0”, and the second one refers to once the humidity reaches 50% or below. I am successful using a ADC1115 in differential mode to measure The output from a current transformer and mains voltage. Then we will set up a new remote transmitter with an infrared LED (like this one) to transmit the code when a switch is triggered. id: output_low. Sonoff POW R2 Washing Machine Sensor by Frenck. You can send such UDP commands from ESPHome using a Lambda in a script. PID controllers are good at modulating an output signal to get a sensor reading to a specified setpoint. Trying to control PWM fan using ESP8266, it works but the duty cycle output does not correspond to the requested duty cycles. Edit this page on GitHub The SN74HC595 component allows you to use SN74HC595 shift registers as I/O expanders ( datasheet , SparkFun) in ESPHome. But input only should be sufficient when the keypad has no LEDs (as the vast majority of keypads). yml will compile ESPHome. turn_off_action: - output. 3V I/O level Arduino, however using 5V Arduinos seems to work Available on all output pins. No data will leave your computer. Note that this is a software PWM, so there can be some flickering during periods of high WiFi activity. ESPHome configs using substitutions and !include by @AlexMekkering. The ld2410 sensor platform allows you to use HI-LINK LD2410 motion and presence sensor (datasheet and user manual) with ESPHome. ESP8266 Software PWM Output. The example below is an example of a custom light output. The esphome run <CONFIG> command is the most common command for ESPHome. The example below is an example of a custom float output; this custom output is essentially the same as the ESP8266 software PWM output. entities: - switch. Uploads the firmware (over OTA or USB) Starts the log view. ¶ The BP1658CJ component represents a BP1658CJ LED driver chain in ESPHome. XSHUT connects to free GPIO pin. Devices default address is 0x60 and configurable alternative is 0x61. It is recommended to use a 3. Here is the fragment of my esphome. There are three boot modes: You can identify these on boot-up by looking at the UART output, the first number in the boot mode: line tells you what mode was selected. The DAC spans across two pins, each In some cases it is necessary to ensure that two outputs are never active at the same time. \nMust be in range from 0 to max_power Jul 14, 2023 · The basic functionalities of ESPHome with ESP32/ESP8266 include input/output control, sensor data reading, and network capabilities. # Example configuration entry output : - platform : template id : outputsplit type : float write_action : - output. . Defaults to false. When the switch is on, the output is pulsed for 500ms every 20 seconds. Oct 21, 2021 · Successfully merging a pull request may close this issue. It. It also allows you to get the same information as a text sensor, and to monitor the state of the ESP heap memory (free space, maximum free block size and fragmentation level) and the main-loop timing. If you see “502: Bad Gateway” it is currently starting, and you can Source for esphome. There is no difference in the generated main. id (Optional, ID): Manually specify the ID used for code generation. Graphical serial displays like Nextion TFT LCD Display that have their own processors for rendering. frequency: 20000 Hz. speaker. In that case the fan can be stopped, but RPM data from the fan is Aug 10, 2023 · First we will add an output component that tells ESPHome to send data to our servo. ESPHome configs by @glmnet. pin: D5. (Store this file in WiFi Component ¶. Once configured, you can use sensors, binary sensors, switches and outputs as described below for your projects. QMC5883L Magnetometer. This modification adds a lambda function that reads the value of the global variable solenoid_state as the state of the template switch. With the fan domain you can create components that appear as fans in the Home Assistant frontend. skip_updates ( Optional, int): By default, all sensors of a All buttons in ESPHome have a name and an optional icon. Current working configuration: Peacefair PZEM-004T Energy Monitor. Some binary sensors are a bit unstable and quickly transition between the ON and OFF state while they’re pressed. name (Required, string): The name for the lock. I can turn the sensor on with the potentionmeter, led is on, but no log on the esphome output log and no change in HA. Open it using the following button then click on INSTALL: If you do not have the official ESPHome add-on repository added you can add with this button: After that, wait a bit until it is installed (this can take a while). The on_boot section above ensures the output_high gets turned on during bootup. Please first read Custom Sensor Component guide, the same principles apply here. To use the channels of this components, you first need to setup the global dac7678 hub and give it an id, and then define the individual output channels. e105 (Naveed Shaukat) April 25, 2021, 12:19pm 1. The ESP32 has bus 0 or 1 available, but the ESP32-S2 only bus 0. Hi, Im trying to set output. Define a PWM pin (I cant read your image so I’ll use my ESP8266): output: - platform: esp8266_pwm. By default, all logs with a severity DEBUG or higher will be shown. ESP8266: Only pin A0 (GPIO17) can be used. # Example configuration entry sensor: - platform: duty_cycle pin: D0 name: Duty Cycle Sensor. The modbus_controller component creates a RS485 connection to control a Modbus server (slave) device, letting your ESPHome node to act as a Modbus client (master). Expected behavior: able to use input pins only. setup() pinMode(5, INPUT); } LightTraits get_traits The Analog To Digital ( adc) Sensor allows you to use the built-in ADC in your device to measure a voltage on certain pins. One of 0, 1, dynamic. When used with code below I can set the state to ON or OFF and there was output (about 3v) on pins - so the “OUTPUT” mode worked Jul 4, 2023 · It took me a long time looking at different documentation sources to figure this out, so here it is for anyone who wants to know how to output the response speech from the ESPHome Voice Assistant to a Home Assistant Media Player (not a media player in ESPHome). Hi I wanted to ask you, how to set max brightnes limit in the code for monichromatic light in ESPhome. There are various network devices which can be commanded with UDP packets containing command strings. The DAC7678 component represents a DAC7678 12-bit 8 channel DAC with internal reference ( datasheet) in ESPHome. The component is split up into two parts: the remote receiver hub which handles setting the pin and some other settings, and individual remote receiver binary sensors which will trigger when they hear their own configured signal. service: service: media It was primarily designed for the Home Assistant add-on, but also works with a simple command. You need to have a network configuration (either Wifi or Ethernet) or ESPHome will fail in the config validation stage. The Arduino is connected to the ESP via I²C. data (Required, list of bytes): The raw audio data to play. Here you specify some core information that ESPHome needs to create firmwares. As our servo requires a PWM signal for control we will use the esp8266_pwm platform. I have a nodemcu connected to 8 channel relay module through SN74HC595 (shift register) as I/O expander. The problem I am unable to use some gpios on esp32s2 variant because validator threats it like usual esp32. com by @jonathanadams. When the switch is off - nothing, obviously. # Example configuration entry # Set a global i2c connection i2c: sda: 21 scl: 22 scan: true # Set the output with default (address: 0x60 / global i2c Jul 31, 2021 · Hello everyone! Share a little ESPHome project to control 4-pin PWM FAN. At the same time the delay of the second timing description is started and the process is repeated until the list is exhausted, in which case the timing of the last description remains in use. Example of a brightness-only LED strip that can be used with this component. For example, it can be used to modulate the power of a heating unit to get the temperature to a user-specified setpoint. Run the following command to compile the led-blink configuration and flash it to the Pico: $ esphome run led-blink. I’d prefer that the actual output is not exposed to to homeassistant, to reduce the risk that the output gets turned on and left like that. Remote Receiver¶. If you want to create and edit ESPHome projects, install ESPHome on your computer or inside Home Jan 30, 2024 · john273621 (john912873) January 30, 2024, 4:39pm 1. publish_state(true); At startup, it prints a bunch of useful information like reset reason, free heap size, ESPHome version and so on. In home assistant I have this automation (for a light, but you can use the set fan speed service): Jun 8, 2018 · Discovered while trying example from docs: ( esphome/esphome-docs#7) This config is valid, but does not work: output: - platform: esp8266_pwm id: basic_green_led pin: GPIO13 inverted: true. io documentation files. my code in esphome: - id: led_val. Default to false. # Example configuration entry esphome: name: livingroom comment: Living room ESP32 controller area: Living Room esp32: board: nodemcu-32s. Plug in the board or the serial programmer into a free USB port and check if it has been properly detected by your computer. update_interval (Optional, Time): The interval that the sensors should be checked. PipSolar PV Inverter ¶. The UART is required to be set up in your configuration for this sensor to work, parity and stop_bits must be respectively NONE and 1. 2 participants. If it’s different from the last internal state, it’s additionally published to the frontend. lambda (Optional, lambda): Lambda to be evaluated every update interval to get the new value of the sensor The MCP4725 output component allows to use 12bit external DAC in order to have analog output (s) on any board by using I2C. state);'. Example debug component output. There are a lot of filters that sensors support. Specifically, it will: Blink slowly (about every second) when a warning is active. That’s a lot of indentation 😉 on_value_range is a special trigger for sensors that trigger when the value output of the sensor is within a certain range. TTGO Esp32 Camera with display by DrZzs. The monochromatic light platform creates a simple brightness-only light from an float output component. Apr 25, 2021 · Toggle gpio output at boot - ESPHome - Home Assistant Community. One of esp32 , esp32s2, esp32s3, esp32c3 and esp32h2. item ( ModbusSelect*const ): The sensor object itself. command_retain ( Optional, boolean): Whether MQTT command messages sent to the device should be retained or not. fc mw qu md jz wu ef fk oh aq