ESP32 Schematics
The ESP32 is a low-cost, low-power microcontroller with built-in Wi-Fi and Bluetooth capabilities. It is a highly integrated chip designed for the Internet of Things (IoT) and can be used for a variety of applications, including home automation, wearable technology, and industrial control. One of the key features of the ESP32 is its versatility and wide range of available peripherals, including sensors, displays, and communication modules. This makes it ideal for use in a variety of projects and applications, such as home security systems, smart home devices, and industrial automation systems. Flux.ai has the world's largest community-driven public library of ESP32 devices, with a range of footprints, symbols, datasheets, and simulation models available for users. This extensive library allows developers and designers to easily incorporate the ESP32 into their projects and take advantage of its powerful capabilities. Whether you are building a simple IoT device or a complex industrial control system, the ESP32 is an excellent choice due to its versatility and wide range of available resources.
E32-433T30D
8km UART Through Hole RF Transceiver Modules and Modems RoHS,3.3V~5.2V,-40 ~ 80C The E32-433T30D is based on the Semtech SX1278 LoRa chipset and uses LoRa spread-spectrum modulation to achieve long-distance, highly reliable wireless communication even in noisy environments. It communicates with a microcontroller via UART (serial interface), making it easy to integrate with Arduino, ESP32, STM32, and similar systems. It is commonly used for IoT telemetry, remote control systems, sensor networks, and industrial monitoring, especially where GSM/Wi-Fi is unavailable or impractical. Key Features Frequency range: 410–441 MHz (433 MHz default) RF output power: 21–30 dBm (up to 1 W high-power version) LoRa modulation: High sensitivity and strong anti-interference Communication distance: up to ~8 km (open area, ideal conditions) Interface: UART TTL serial (3.3 V logic level) Sensitivity: around -147 dBm for long-range reception Low data rate support: ~0.3 kbps to 19.2 kbps Half-duplex communication (TX/RX not simultaneous) Configurable modes: normal / wake-up / power-saving / sleep via M0 & M1 pins Compact module size with SMA antenna connector Wide operating temperature: -40 °C to +85 °C Important Notes Requires external microcontroller (MCU) for operation (not standalone). Must not leave M0 and M1 pins floating (must be defined HIGH/LOW or GND). Works best with proper 433 MHz antenna (2–5 dBi recommended). Power supply must be stable (typically 5V with sufficient current capability). For maximum range, line-of-sight + correct antenna height matters more than raw power. Applications Smart agriculture monitoring Remote sensor networks Utility meter reading (water/gas) Industrial telemetry systems Drone/robot communication links Remote control & automation systems #E32_433T30D #Ebyte #LoRa #SX1278 #WirelessModule #IoT #Telemetry #LongRangeCommunication #UART #433MHzLoRa #EmbeddedSystems
7 Uses0 StarsZMPT101B
ZMPT101B is a high-precision current-type voltage transformer designed for AC voltage sensing, monitoring, and power measurement applications. It provides excellent electrical isolation between high-voltage AC lines and low-voltage measurement circuits, making it ideal for energy monitoring systems, smart meters, power analyzers, and microcontroller-based projects using Arduino, ESP32, and similar platforms. Its compact size, high accuracy, and stable performance enable reliable AC voltage measurement while maintaining user safety through galvanic isolation. Key Features High-precision AC voltage measurement Excellent galvanic isolation (up to 4 kV isolation voltage) Wide operating voltage measurement range High accuracy and good linearity Low phase angle error Compact PCB-mount package Suitable for voltage and power monitoring applications Good consistency and long-term stability Compatible with signal conditioning and ADC circuits Operating temperature range: -40°C to +60°C #ZMPT101B #VoltageTransformer #ACVoltageSensor #PowerMonitoring #EnergyMeter #IsolationTransformer #Arduino #ESP32 #IoT #EmbeddedSystems #Electronics #SmartMeter
28 Uses0 StarsESP32 Robot Controller | AI Design Review Tutorial [Example]
Spot the mistake! Learn how to use AI to conduct a design review on an ESP32-based control board. This project is ideal for autonomous or radio-controller robots featuring inputs for sensors, encoders, and a Flysky RC receiver, plus an I2C display for configuration.
0 Uses0 StarsW25Q128JVSIM
FLASH - NOR Memory IC 128Mb (16M x 8) SPI - Quad I/O, QPI, DTR 133 MHz 8-SOIC 128M-bit Serial Flash Memory with uniform 4KB sectors and Dual/Quad SPI Winbond W25Q128JV is a 128-Mbit (16 MB) serial NOR Flash memory device designed for code and data storage in embedded systems. It supports standard SPI, Dual SPI, Quad SPI (QSPI), and Dual/Quad Peripheral Interface (DPI/QPI) modes, enabling high-speed data transfer rates up to 133 MHz clock operation and up to 532 MB/s equivalent throughput in Quad I/O DTR mode. The device supports Execute-In-Place (XIP), allowing processors and microcontrollers to run code directly from external flash memory without copying it to RAM. Features include 4 KB sector erase, 32 KB and 64 KB block erase, page programming, hardware/software write protection, security registers, JEDEC identification, SFDP support, suspend/resume operations, and low-power standby modes. Suitable for microcontrollers, FPGA configuration storage, IoT devices, industrial controllers, networking equipment, consumer electronics, and embedded systems requiring reliable non-volatile memory. Search Keywords: W25Q128JV, Winbond flash memory, SPI NOR Flash, QSPI Flash, Quad SPI memory, Serial Flash memory, 128Mbit Flash, 16MB Flash memory, Execute In Place XIP, external MCU flash, ESP32 flash memory, FPGA configuration memory, NOR flash storage, W25Q128, Dual SPI Flash, Quad I/O Flash, embedded nonvolatile memory, serial flash IC Hashtags: #W25Q128JV #Winbond #NORFlash #SPIMemory #QSPI #SerialFlash #FlashMemory #EmbeddedSystems #Microcontroller #ESP32 #FPGA #NonVolatileMemory #XIP #IoT #ElectronicsDesign #MemoryIC #FirmwareStorage #QuadSPI #EmbeddedHardware #ElectronicComponents
83 Uses0 StarsBLE to WiFI Gateway Reference Design 38df
This is a BLE to WiFi gateway Reference Design. It employs an ESP32 microcontroller and an STM32WB5MMGH6TR for BLE functionality. The design includes connectors, multiple capacitors, resistors, switches, and LEDs. USB Type-C is used for power and data. This could be used for IoT purposes in home automation or wireless sensor data transmission. #referenceDesign #edge-computing #espressif #stm #template #ble #reference-design
0 Uses0 StarsBatteryTester v1
Automated NiCad battery tester for calibration lab. Tests all 12 cells of a meter's battery pack in situ (no disconnect) under a 150 ▎ Ω / 15-min timed load. Per-cell measurement via 13 pogo contacts (7 rail + 6 V-gap junctions) into 4× ADS1115 over I²C. ESP32-S3 controls a logic-level MOSFET for load ▎ switching. Wirelessly prints PCL5 reports to an HP printer and ZPL labels to a Zebra. Production target: 10–12 units. Bench rig already validated; this is the production PCB.
0 Uses0 StarsESP32 Robot Controller | AI Design Review Tutorial [Example]
Spot the mistake! Learn how to use AI to conduct a design review on an ESP32-based control board. This project is ideal for autonomous or radio-controller robots featuring inputs for sensors, encoders, and a Flysky RC receiver, plus an I2C display for configuration.
0 Uses0 StarsESPRSSO32 Smart Scale AI Auto Layout [Example]
Learn how to use AI Auto Layout on this ESP32 Espresso Smart Scale! In one click you’ll see AI Auto Layout perform magic. Pay close attention to how we recommend creating rulesets, zones, and fanouts. By copying the setup in this example on your own project, you’ll have a fully routed board in no time!
0 Uses0 Stars1085
ADS1115 series 16 Bit 860 Samples per Second Analog to Digital Converter (ADC) Evaluation Board Adafruit 1085 ADS1115 Adafruit 4-Channel ADC Breakout based on Texas Instruments ADS1115 (16-bit) or ADS1015 (12-bit) analog-to-digital converter, featuring I2C communication, four single-ended inputs or two differential inputs, programmable gain amplifier (PGA) up to x16, internal voltage reference, programmable comparator, and selectable I2C addresses (0x48–0x4B). Operates from 2.0V to 5.5V and supports interfacing analog sensors with 3.3V and 5V microcontrollers such as Arduino, ESP32, STM32, RP2040, and Raspberry Pi. Search Keywords: Adafruit 4-Channel ADC Breakout, ADS1115 Breakout, ADS1015 Breakout, Adafruit ADS1115, Adafruit ADS1015, I2C ADC Module, 16-bit ADC, 12-bit ADC, 4-channel ADC, differential ADC, programmable gain amplifier, PGA ADC, analog sensor interface, TI ADS1115, TI ADS1015, Raspberry Pi ADC, Arduino ADC module, ESP32 ADC expansion Hashtags: #Adafruit #ADS1115 #ADS1015 #ADCModule #I2CADC #16BitADC #12BitADC #AnalogToDigitalConverter #SensorInterface #DifferentialADC #PGA #Arduino #ESP32 #STM32 #RP2040 #RaspberryPi #DataAcquisition #EmbeddedSystems #AdafruitBreakout
27 Uses0 StarsESPRSSO32 Smart Scale AI Auto Layout [Example]
Learn how to use AI Auto Layout on this ESP32 Espresso Smart Scale! In one click you’ll see AI Auto Layout perform magic. Pay close attention to how we recommend creating rulesets, zones, and fanouts. By copying the setup in this example on your own project, you’ll have a fully routed board in no time!
0 Uses0 Stars
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