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Name: ESP32-WROOM-32E-H4
Brand: Espressif Systems
SKU: ESP32-WROOM-32E-H4
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Espressif Systems ESP32-WROOM-32E-H4

Part No.:: ESP32-WROOM-32E-H4

Manufacturer:: Espressif Systems

Package:

Datasheet:: ESP32-WROOM-32E-H4.pdf

Description:: RX TXRX MOD WIFI TRACE ANT SMD

In Stock:: 2155

Quantity:: Add To Cart

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ESP32-WROOM-32E-H4 Specifications

Package/Case:
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
ESP32
ProductStatus:
Active
RFFamily/Standard:
Bluetooth, WiFi
Protocol:
802.11b/g/n, Bluetooth v4.2 +EDR, Class 1, 2 and 3
Modulation:
CCK, DSSS, OFDM
Frequency:
2.4GHz ~ 2.5GHz
DataRate:
150Mbps
Power-Output:
20dBm
Sensitivity:
-98dBm
SerialInterfaces:
ADC, GPIO, I²C, I²S, PWM, SDIO, SPI, UART
AntennaType:
Integrated, Trace
UtilizedIC/Part:
ESP32-D0WD-V3
MemorySize:
4MB Flash, 448kB ROM, 536kB SRAM
Voltage-Supply:
3V ~ 3.6V
Current-Receiving:
-
Current-Transmitting:
-
MountingType:
Surface Mount

ESP32-WROOM-32E-H4 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ESP32-WROOM-32E-H4 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for ESP32-WROOM-32E-H4 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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ESP32-WROOM-32E-H4 information

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ESP32-WROOM-32E-H4 Typical application Circuitry

ESP32-WROOM-32E-H4

The ESP32-WROOM-32E-H4 is a highly versatile and powerful microcontroller module developed by Espressif Systems. It is well-known for having Bluetooth and Wi-Fi connectivity, which makes it a popular option for many Internet of Things (IoT) applications.

Applications of ESP32-WROOM-32E-H4:

1. Smart Home Automation: Perfect for controlling lighting, HVAC systems, and security cameras.

2. Wearable Technology: Suitable for smartwatches, fitness bands, and health monitoring gadgets.

3. Industrial IoT Solutions: Used in sensor networks, equipment control, and automation systems.

Key Features of ESP32-WROOM-32E-H4:

- Integrated Wi-Fi and Bluetooth for wireless communication.

- 4MB of flash memory provides enough room for apps.

- Dual-core processor for efficient multitasking.

- Multiple GPIO pins for connecting various peripherals.

- Low power consumption, ideal for battery-powered devices.

Detailed Circuit Connection for a Smart Irrigation System:

1.Power Supply Configuration:

- 3.3V Power Input: Connect a 3.3V power source to the 3V3 pin and ground to the GND pin of the ESP32-WROOM-32E-H4.

2.Wi-Fi Network Integration:

- Antenna Setup: Ensure optimal placement of the built-in antenna for stable Wi-Fi connectivity.

3.Soil Moisture Sensor Integration:

- GPIO Sensor Connection: Attach a soil moisture sensor to a GPIO pin (e.g., GPIO32) to monitor soil conditions.

4.Programming Interface:

- UART Connection for Programming:

- TXD: Connect the TXD pin of a USB-to-UART bridge to GPIO1 (U0TXD).

- RXD: Connect the RXD pin of the bridge to GPIO3 (U0RXD).

- Ground: Connect the ground of the bridge to the GND pin.

- IO0: Connect IO0 to ground to enable flashing mode during programming.

5.Valve Control for Irrigation:

- Relay Module Interface: Link a relay module to another GPIO pin (e.g., GPIO33) for controlling irrigation valves.

Considerations for Circuit Design:

1. Stable Power Supply: Ensure a consistent power source for uninterrupted system operation.

2. Signal Integrity: Maintain strong Wi-Fi connectivity and accurate sensor signal transmission.

3. Waterproofing and Durability: Implement protective measures for components in outdoor environments.

4. Ease of Programming: Provide accessible connections for programming and firmware updates.

5. User Interface and Control: Create a user-friendly interface for monitoring and controlling the system.

In conclusion, the ESP32-WROOM-32E-H4 is an excellent choice for developing a smart irrigation system, offering efficient Wi-Fi connectivity, sufficient storage, and effective processing power. By focusing on these design aspects, a reliable, efficient, and user-friendly irrigation system can be developed.

ESP32-WROOM-32E-H4 FAQ

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3. Are the ESP32-WROOM-32E-H4 price and inventory displayed accurate?

The price and inventory of ESP32-WROOM-32E-H4 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of ESP32-WROOM-32E-H4?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the ESP32-WROOM-32E-H4 we delivered, we will accept the replacement or return of the ESP32-WROOM-32E-H4 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of ESP32-WROOM-32E-H4.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations