esp32 relay development board

the ESP32 WiFi & Bluetooth Development Board, perfect for smart home applications and IoT projects. This board is powered directly by AC 220V...

4. Integrierte -Reset-Taste und programmierbare IO0-Taste 3. Integrierter Gleichstromversorgungskreis, Stromversorgungsmodus unterst¨¹tzt DC5V/12V/24V, die Stromversorgungsleistung sollte als 20W sein 2. Der E/A-Port und der UART-Programm-Download-Port des Moduls sind alle herausgef¨¹hrt, um die sekund?re Entwicklung zu erleichtern. 1. Integriertes ausgereiftes und stabiles ESP32-WROOM-32E- mit gro?er Kapazit?t von 4 MByte Flash 5. ESP32/ESP8266 unterst¨¹tzt Kompilierungstools der f¨¹r ArduinoIDE und bietet Referenzprogramme f¨¹r die f¨¹r -Entwicklungsumgebung.

Das ESP32-Relaismodul mit einkanaliger Wechselstromversorgung und 30 A ist mit einem ESP32- ausgestattet. Es ist hardwareseitig mit einem -Transformatormodul ausgestattet, verwendet ein 5 V/30 A-Einzelkanalrelais, unterstützt die UART-Brennentwicklung und reserviert die entsprechende Pin-Schnittstelle, was das Brennen erleichtert. Reservieren Sie UART-Pins für die sekundäre Entwicklung. Verwenden Sie das ESP32- zur Unterstützung der Fernsteuerung. In Bezug auf die Software können Sie die ESP-IDF-Entwicklungsumgebung wählen oder für IDE entwickeln, einfach und schnell loslegen und sie auf die Produkte des Kunden anwenden. Unterstützt AC220V-Eingang und -Ausgang.

ESP32-P4 Smart 86 Box (Onboard Ethernet Port + RS485 + 2-CH Relay). Based On ESP32-P4 Controller With RISC-V 32-bit Dual-core And Single-core Processors, onboard 4inch 720 x 720 resolution IPS 5-point touch display. It features rich peripherals such as MIPI-CSI, MIPI-DSI, USB 2.0 OTG, Ethernet port, SDIO 3.0 TF card slot, dual microphones (support echo cancellation), speaker header and RTC ba-ttery header, etc. High-performance MCU with RISC-V 32-bit dual-core and single-core processors, 128 KB HP ROM, 16 KB LP ROM, 768 KB HP L2MEM, 32 KB LP SRAM, 8 KB TCM. 32MB PSRAM in the chip's package, with onboard 32MB Nor Flash. Supports AI Voice Interaction: Supports mainstream AI platforms and can be connected to online large model platforms such as Doubao, DeepSeek, ChatGPT and other AI models. Audio Input/Output: Onboard ES8311 audio codec chip and ES7210 echo cancellation circuit. Meet daily audio application scenarios. Onboard RS485 Interface: Supports Automatic data transmission and reception, built-in power isolation, digital isolation, TVS and other protections. 2-Channel Relay: Onboard Optocoupler isolation, prevents the relay from being interfered by high-voltage circuit. Relay Connection: Contact rating of the onboard relay up to 10A 250V AC / 30V DC. Directly controlling 220VAC home appliances, or devices below 30V DC. 100M RJ45 Ethernet Port: Supports 10/100M wired network communication.

Das ESP32 Dual-Channel 30A Relay Development Board basiert auf dem ESP32-WROOM-32E Modul. Die I/O-Ports sind vollständig mit LEDs ausgestattet...

Ultimate IoT development kit： The Ultimate IoT Development Kit: The D5L-H1 is a newly developed IoT device—a LoRa node—that integrates solar power and a LoRa chip. It's an extremely cost-effective device that can function as a repeater for seamless autonomous operation. Easily tether to your phone via Bluetooth, update settings, and connect to Mesh LoRa devices. Powerful chipset: The ESP32 LoRa V3 development board combines an ESP32-S3 microprocessor with an SX1262 LoRa chip, making it ideal for IoT applications, smart cities, and agricultural solutions. With integrated Wi-Fi, Bluetooth, and LoRa connectivity, this device is a true powerhouse for any maker and developer. Perfect design for long-distance communication: Perfect for remote campsites, hiking expeditions, emergency networks, and off-grid installations, the relay station supports seamless communication over long distances.Suitable for wireless data transmission and device control with industrial standard or non-standard user protocols. Solar-Powered & Autonomous Operation: Fully powered by a 5W solar panel and LiPo batteries, the D5L-H1 Relay operates autonomously, ensuring continuous off-grid communication without the need for external power sources Long-Range Connectivity: Supports point-to-point, point-to-multipoint, relay network, AES, etc, Compact size, easy to install.Extends communication coverage up to 1-3 km in urban areas and 3-10 km in rural environments, depending on mounting height and line of sight

Ultimate IoT development kit： The D5L-H3 is a newly developed IoT device—a LoRa node—that integrates solar power and a LoRa chip. It's an extremely cost-effective device that can function as a repeater for seamless autonomous operation. Easily tether to your phone via Bluetooth, update settings, and connect to Mesh LoRa devices. Powerful chipset: The ESP32 LoRa V4 development board combines an ESP32-S3 microprocessor with an SX1262 LoRa chip, making it ideal for IoT applications, smart cities, and agricultural solutions. Thanks to integrated Wi-Fi, BLE, and LoRa connectivity, this device is a true powerhouse for any maker and developer. Perfect design for long-distance communication: Perfect for remote campsites, hiking expeditions, emergency networks, and off-grid installations, the relay station supports seamless communication over long distances.Suitable for wireless data transmission and device control with industrial standard or non-standard user protocols. Solar-Powered & Autonomous Operation: Fully powered by a 5W solar panel, the D5L-H3 Relay operates autonomously, ensuring continuous off-grid communication without the need for external power sources Long-Range Connectivity: Supports point-to-point, point-to-multipoint, relay network, AES, etc, Compact size, easy to install.Extends communication coverage up to 1-3 km in urban areas and 3-10 km in rural environments, depending on mounting height and line of sight

1. The 8-channel 30A relay development board is a development board based on the ESP32-WROOM-32E module 2. I/O ports are fully led out, supporting...

Multi-functional drive board specially designed for robots provides more possibilities for robot construction. ESP32 master control, rich in data. It is convenient for secondary development, with built-in WIFI, and supports ESP-NOW at the same time, enabling wireless communication(2.4G wireless WIFI) 7-13V voltage input, 2S or 3S lithium batt can be used for direct power supply. With automatic download circuit, it is convenient to upload programs. Support input voltage and current detection(Please contact our 24-hour customer service for open-source demos for onboard resources, and detailed tutorials) The on-board motor control interface can control 4 (2 groups) DC motors without encoder or 2 DC motors with encoder. On-board bus steering gear control interface can control up to 253 ST3215 bus steering gear and obtain steering gear feedback The onboard nine-axis IMU can obtain attitude and heading information at any time. Onboard Micro Secure Digital Card slot. On-board laser radar interface and integrated serial port to USB function. IIC interface, which can be used to expand other OLED peripherals Multi-function expansion interface, which leads to the remaining interfaces for extending other functions, such as controlling steering gear or relay. 40PIN extension interface can be used for Raspberry Pi and other upper computers; Communicate through serial port or IIC and supply power to upper computer