- ESP32 DevKitC V4 (microcontroller) - 2x BME280 sensors (temperature, humidity, pressure) - 8ch relay board with 12VDC relays (NO/NC SPDT) - 12VDC power supply - USB connectivity - Various components (resistors, caps, opto couplers, op-amps, motor drivers, multiplexers) - 2x SPDT relay boards (for fan fail-safe) - 4x 2ch bidirectional level controllers (3.3V to 5V) - ESP32 GPIO 21 (SCL) to BME280's SCL - ESP32 GPIO 22 (SDA) to BME280's SDA - ESP32 GPIO 5 (digital output) to 8ch relay board input - ESP32 GPIO 25 (PWM output) -> Fan PWM (0-255 value) - ESP32 GPIO 26 (PWM output) -> Light PWM (0-255 value) - ESP32 GPIO 34 (analog input) -> Tachometer input (0-4095 value, 12-bit ADC) - Add a 5V voltage regulator (e.g., 78L05) to power the ESP32 and other 5V components - Add a 3.3V voltage regulator (e.g., 78L03) to power the BME280 sensors and other 3.3V components - Include decoupling capacitors (e.g., 10uF and 100nF) to filter the power supply lines - Ensure proper grounding and shielding to minimize noise and interference -- Power supply: - VCC=12VD Available, to be used for LM358P - 5V voltage regulator (78L05) - VCC=5V, GND=0V - 3.3V voltage regulator (78L03) - VCC=3.3V, GND=0V - 3.3V voltage regulator (78L03) - VCC=3.3V, GND=0V - Fan PWM boost: - Input (3.3V PWM): 0-3.3V, frequency=20kHz - Output (5V PWM): 0-5V, frequency=20kHz - LM358P op-amp (unity gain buffer) - VCC=5V, GND=0V - R1=1kΩ, R2=1kΩ, R3=1kΩ, R4=1kΩ - C1=10uF (50V), D1=1N4007 - 0-10V signal conditioning: - Input (3.3V PWM): 0-3.3V, frequency=13kHz - Output (0-10V): 0-10V, frequency=13kHz - LM358P op-amp (non-inverting amplifier) - VCC=5V, GND=0V - R5=2kΩ, R6=1kΩ, R7=2kΩ, R8=1kΩ, R9=1kΩ, R10=2kΩ - C2=10uF (50V), R11=10kΩ (1%) ------------------------------------ Fan PWM Boost (3.3V to 5V): 1. ESP32 GPIO 25 (PWM output) -> R1 (1kΩ) -> VCC (3.3V) 2. ESP32 GPIO 25 (PWM output) -> R2 (1kΩ) -> Vin (LM358P) 3. LM358P (Voltage Follower): - VCC (5

This TJA1051TK-based reference design is a CAN bus transceiver circuit, providing reliable data communication over the CAN network. The design features a range of capacitors and resistors to ensure signal integrity, and a NUP2105L for voltage protection. It's ideal for applications requiring reliable data communication in an automotive or industrial environment. #referenceDesign #project #CANbus #interface #transceiverCircuit #TJA1051TK/3,118 #TJA1051TK #referenceDesign #canbus #nxp #template #reference-design

Converts a digital signal into an analog signal. this is a cloned one

My version of the Bazz Fuss, a popular DIY pedal circuit. Includes a switchable buffer in front of the fuzz for crazy, treble-y goodness. Also includes a pickup simulator between the buffer and the fuzz. The pickup sim can be used in tandem with the buffer to use the fuzz's non-buffered sound at other points in the signal chain without undesirable consequences.

These positive clamper circuits shift the output signal to the positive portion of the input signal.

Here’s a detailed project description prompt that you can use to generate the circuit: --- ### Project Description for Circuit Generation **Project Title**: Vehicle-to-Vehicle (V2V) Communication System for Preventing Dangerous Overtaking Maneuvers **Objective**: The prime objective of this project is to develop and implement a Vehicle-to-Vehicle (V2V) communication system that enhances road safety by preventing dangerous overtaking maneuvers. This system will provide real-time alerts to drivers about the presence and intentions of nearby vehicles, reducing the risk of collisions and improving overall traffic flow on highways. **Components**: 1. **Microcontroller (e.g., Arduino)** 2. **GPS Module (NEO-6M)** 3. **LoRa Module (SX1272)** 4. **Audio/Visual Alert Systems (e.g., Buzzer, LEDs)** 5. **SD Card Module** 6. **LM7805 Voltage Regulator** 7. **9V Battery** **Connections**: 1. **Power Supply**: - **9V Battery**: - Positive to **LM7805 Voltage Regulator Input** - Negative to **Common Ground** - **LM7805 Voltage Regulator**: - Output to **5V Rail (VCC)** - Ground to **Common Ground** 2. **Microcontroller (e.g., Arduino)**: - **Power**: - VCC to **5V Rail (VCC)** - GND to **Common Ground** 3. **GPS Module (NEO-6M)**: - **Power**: - VCC to **5V Rail (VCC)** - GND to **Common Ground** - **Communication**: - TX to **RX (Digital Pin) of Microcontroller** - RX to **TX (Digital Pin) of Microcontroller** (if needed) 4. **LoRa Module (SX1272)**: - **Power**: - VCC to **3.3V or 5V (based on module specification)** - GND to **Common Ground** - **SPI Communication**: - MOSI to **MOSI (Digital Pin) of Microcontroller** - MISO to **MISO (Digital Pin) of Microcontroller** - SCK to **SCK (Digital Pin) of Microcontroller** - NSS to **CS (Digital Pin) of Microcontroller** 5. **Audio/Visual Alert System (Buzzer, LEDs)**: - **Buzzer**: - Positive to **Digital Output Pin** of Microcontroller through a resistor - Negative to **Common Ground** - **LEDs**: - Anode (Positive) to **Digital Output Pin** of Microcontroller through a resistor - Cathode (Negative) to **Common Ground** 6. **SD Card Module**: - **Power**: - VCC to **3.3V or 5V (based on module specification)** - GND to **Common Ground** - **SPI Communication**: - MOSI to **MOSI (Digital Pin) of Microcontroller** - MISO to **MISO (Digital Pin) of Microcontroller** - SCK to **SCK (Digital Pin) of Microcontroller** - CS to **Digital Pin of Microcontroller** **System Functionality**: - **System Initialization and Configuration**: Ensure the microcontroller and communication modules are correctly initialized and configured for optimal performance. - **GPS Signal Acquisition and Data Parsing**: Accurately acquire and parse GPS data to determine the vehicle's current location and speed. - **Vehicle Position and Speed Calculation**: Calculate precise vehicle position and speed in real-time to provide accurate data for communication. - **V2V Communication Establishment**: Establish a reliable communication link between vehicles using the LoRa module to transmit and receive data. - **Overtaking Intention Detection and Signal Transmission**: Detect overtaking intentions and transmit this information to nearby vehicles to alert them of potential hazards. - **Signal Reception and Processing by Nearby Vehicles**: Ensure nearby vehicles can receive and process overtaking signals to determine the position and speed of the overtaking vehicle. - **Driver Alert Generation**: Generate audio and visual alerts to inform drivers of the presence and intentions of nearby vehicles, especially during overtaking. - **Continuous Monitoring and Data Logging**: Continuously monitor the system's performance and log relevant data for analysis and future improvements.

The NTS4001N and NVS4001N are single N-Channel, small signal MOSFETs from ON Semiconductor, housed in a compact SC-70/SOT-323 package. These components are designed for applications requiring efficient low-side load switching, such as Li-Ion battery-supplied devices including cell phones, PDAs, and digital still cameras, as well as for use in buck converters and level shifters. Featuring a maximum drain-to-source voltage (VDSS) of 30 V and a continuous drain current (ID) of 270 mA at 25°C, these MOSFETs are optimized for fast switching with low gate charge. The gate-to-source voltage (VGS) can withstand up to ±20 V, and the devices are ESD protected and AEC-Q101 qualified, making them suitable for automotive applications. The NTS4001N and NVS4001N are also Pb-Free and RoHS compliant, ensuring environmental compliance. With a typical RDS(on) of 1.0 Ω at VGS = 4.0 V and 1.5 Ω at VGS = 2.5 V, these MOSFETs offer reliable performance in a small footprint, 30% smaller than the TSOP-6 package.

This project is a QRE1113 opto-reflective sensor circuit, using a 47K pull-up resistor (R2) and a 100 Ohm resistor (R1). It includes a 1µF capacitor (C1) for stability and attaches to a JST connector (J1) for easy interfacing. Power is provided via VCC, with the output signal (OPTO_OUT) fed back. #referenceDesign #industrialsensing #onsemi #template #reference-design

The 2N7002E is a small signal MOSFET produced by ON Semiconductor, designed for applications requiring a low RDS(on) and high efficiency in a compact SOT-23 package. This N-Channel MOSFET can handle a maximum drain-to-source voltage (VDSS) of 60 V and a continuous drain current (ID) of up to 310 mA at 25°C. It features trench technology for enhanced performance and is AEC-Q101 qualified, making it suitable for automotive and other high-reliability applications. The device is Pb-free, Halogen-free, and RoHS compliant. Typical applications include low side load switches, level shift circuits, DC-DC converters, and various portable devices such as digital still cameras (DSC), PDAs, and cell phones. The MOSFET's thermal characteristics include a junction-to-ambient thermal resistance of 417°C/W in steady state and 300°C/W for short durations (t ≤ 5 s). The 2N7002E is available in tape and reel packaging, with part numbers 2N7002ET1G and 2N7002ET7G for standard applications, and S2N7002ET1G and S2N7002ET7G for automotive-grade requirements.

This ADM3054BRWZ-RL7-based reference design is a CAN bus transceiver circuit, providing reliable data communication over the CAN network. The design features a range of capacitors and resistors to ensure signal integrity, and a NUP2105L for voltage protection. It's ideal for applications requiring reliable data communication in an automotive or industrial environment. #referenceDesign #project #CANbus #interface #transceiverCircuit #ADM3054 #ADM3054BRWZ-RL7 #referenceDesign #canbus #texas-instruments #template #reference-design #reference-design

This MCP2561FD-based reference design is a CAN bus transceiver circuit, providing reliable data communication over the CAN network. The design features a range of capacitors and resistors to ensure signal integrity, and a NUP2105L for voltage protection. It's ideal for applications requiring reliable data communication in an automotive or industrial environment. #referenceDesign #project #CANbus #interface #transceiverCircuit #MCP2561FD-E/P #MCP2561FD #referenceDesign #canbus #microchip #template #reference-design

This project represents an RF mixer circuit, leveraging an LT5560 IC from Analog Devices. It employs various inductors, capacitors, and connectors for signal input, output, and voltage supply. The design optimizes RF mixing performance for frequencies between 140 and 900 MHz. #RF #mixer #roject

The OPA835 and OPA2835 from Texas Instruments are single and dual ultra-low-power, rail-to-rail output, negative-rail input, voltage-feedback (VFB) operational amplifiers designed for optimal performance in battery-powered and portable systems. Operating over a power supply range of 2.5 V to 5.5 V, these op amps consume only 250 µA per channel and offer a unity gain bandwidth of 56 MHz, making them industry leaders in performance-to-power ratio for rail-to-rail amplifiers. These components feature a quiescent current of 250 µA/ch (typical), with a power-down mode reducing current to 0.5 µA (typical), a slew rate of 160 V/µs, a rise time of 10 ns for a 2 V step, and a settling time of 55 ns to 0.1% for a 2 V step. Additional features include a signal-to-noise ratio (SNR) of 0.00015% (-116.4 dBc) at 1 kHz (1 VRMS), total harmonic distortion (THD) of 0.00003% (-130 dBc) at 1 kHz (1 VRMS), and a wide input voltage noise of 9.3 nV/√Hz at 100 kHz. The OPA835 and OPA2835 provide rail-to-rail output swing and input voltage range from -0.2 V to 3.9 V (5-V supply), supporting high-density, low-power signal conditioning applications with an operating temperature range from -40°C to +125°C. These components come in various package options, ensuring flexible integration into diverse electronic designs.

The NTJD4001N and NVTJD4001N from ON Semiconductor are dual N-Channel MOSFETs designed for small signal applications. Encased in a compact SC-88 (SOT-363) package, these MOSFETs offer a drain-to-source voltage (VDSS) of 30 V and a continuous drain current (ID) of up to 250 mA at 25°C. Key features include low gate charge for fast switching, ESD-protected gates, and AEC-Q101 qualification, making them suitable for use in automotive environments. These MOSFETs are ideal for applications such as low side load switches, Li-Ion battery-powered devices (e.g., cell phones, PDAs, DSCs), buck converters, and level shifters. The devices are RoHS compliant and Pb-free, ensuring environmental compliance and reliability. The thermal resistance from junction to ambient is 458°C/W, and the devices can operate within a temperature range of -55°C to 150°C. The NTJD4001N and NVTJD4001N also feature low RDS(on) values, ensuring efficient performance in various electronic circuits.

The Texas Instruments OPA835 and OPA2835 are ultra-low-power, rail-to-rail output, negative-rail input, voltage-feedback (VFB) operational amplifiers designed for operation across a wide power supply range of 2.5 V to 5.5 V with a single supply or +1.25 V to +2.75 V with a dual supply. These components are notable for their industry-leading performance-to-power ratio, which features a quiescent current of just 250 µA per channel and a unity gain bandwidth of 56 MHz. They are ideal for battery-powered, portable applications where power efficiency is critical, without compromising on high-frequency performance. The OPAx835 series brings the added benefit of a power-savings mode, reducing current consumption to less than 1.5 µA, making them an attractive choice for high-frequency amplifiers in battery-powered systems. Their compact package options, including SOT-23, SOIC, VSSOP, UQFN, and QFN, cater to space-constrained applications, providing a versatile solution for low-power signal conditioning, audio ADC input buffers, low-power SAR and ΔΣ ADC drivers, portable systems, low-power systems, high-density systems, and ultrasonic flow meters.

Converts a digital signal into an analog signal.

This project is a Oscillator Circuits, designed to output waveforms such as sine, square and triangular waves. It leverages the capabilities of operational amplifiers (op-amps) like the LMV321 in combination with resistors and capacitors to shape the output signals. The design benefits from the op-amps' negative feedback to stabilize and regulate the signal output. #project #LMV321 #Oscillator #waveforms

Adding uncorrelated (i.e. white) noise to an analog signal prior to digitization. It has 2 noise circuits and the adc circuit with a pic24 microcontroller

Using the Raspberry Pi Pico microcontroller, I was able to design a hearing aid with volume control. The components and a description of why they were used: MCP3008 - CONVERTS ANALOG AUDIO SIGNALS INTO DIGITAL DATA CONVERTED BY THE MICROCONTROLLER MCP4725 - CONVERTS DIGITAL AUDIO SIGNALS TO ANALOG SO THE AUDIO CAN BE OUTPUTTED THROUGH A SPEAKER LM358 - USED TO AMPLIFY WEAK SIGNALS IN THE HEARING AID, REMOVES UNWANTED FREQUENCIES SPU0410LR5HQB - THIS COMPONENT IS A MICROPHONE, SPECIFICALLY CHOSEN BECAUSE IT IS OMNIDIRECTIONAL AND CAN CAPTURE AMBIENT SOUNDS, IT IS A SMALL COMPONENT PERFECTLY USED FOR NOISE REDUCTION, ASSISTING IN CAPTURING CLEAR AUDIO PAM8302AASCR - EFFICIENTLY AMPLIFIES AUDIO, AUDIO SIGNAL FROM DAC (VOUT) IS FED INTO THE INPUT OF THE AUDIO AMPLIFIER, WHICH OUTPUTS IDEAL FREQUENCY AUDIO CEM-1203(42) - SPEAKER WHICH OUTPUTS THE AUDIO AMPLIFIER MODIFIED FEATURE: POTENTIOMETER - WITH THE CCW CONNECTED TO GND, CW CONNECTED TO VDD, WIPER CONNECTED TO PIN 27 OF THE MICROCONTROLLER, THIS FEATURE IS A VOLUME ADJUSTER, WE ARE ABLE TO FULLY TURN OFF AND ON THE VOLUME BY ADJUSTING THE HEARING AID FOR THE IDEAL AUDIO OUTPUT

We propose to design a reflectionless high-pass filter for a load-pull test measurement setup that provides high RF transmission coefficients between 2.3 GHz and 6 GHz while suppressing out-of-band reflections for frequencies below 2.3 GHz. The reflectionless property of the proposed filter ensures signal integrity and protection to the device under test in industry-standard RF characterization setups such as load-pull measurements. After creating a simulation model, a physical filter will verify that the filter works as intended (i.e., within the target specifications).

This project is a low-noise amplifier (LNA) circuit. It primarily uses a BFU520YX transistor as the active component. BNC connectors are used for signal input and output. The circuit is designed for high-frequency signals. #project #Template #projectTemplate #LNA #RF #BFU520YX

The NTJD4001N and NVTJD4001N from ON Semiconductor are dual, N-channel MOSFETs designed for small signal applications. These components are optimized for low gate charge to enable fast switching speeds and are housed in a compact SC-88 package, which is noted to be 30% smaller than the TSOP-6, allowing for savings in PCB space. Both variants operate with a drain-to-source voltage (VDSS) of 30 V and can handle continuous drain currents of up to 250 mA at 25℃, reducing to 180 mA at 85℃. The devices are distinctive for their ESD protected gates and meet the AEC Q101 qualification criteria, making the NVTJD4001N version particularly suitable for automotive and high-reliability applications. With power dissipation cap of 272 mW at 25℃, these components are ideal for low-power applications like low-side load switches, Li-Ion battery-supplied devices, buck converters, and level shifts. They are furnished in a lead-free, RoHS-compliant package, assuring environmental consideration in both manufacturing and application use. ON Semiconductor emphasizes several key attributes of the NTJD4001N and NVTJD4001N, including their low gate charge feature, small footprint, and robust durability, marked by ESD protection and AEC Q101 qualification for the NVTJD4001N variation. These characteristics make these MOSFETs viable solutions for engineers focusing on optimizing space and power efficiency in their circuit designs, particularly in the realms of portable electronic devices, power management circuits, and various automotive applications.

Original XBOX HDMI Board to replace AV port and output HDMI signal

Welcome to your new project. Imagine what you can build here.

Welcome to your new project. Imagine what you can build here.

Welcome to your new project. Imagine what you can build here.

Welcome to your new project. Imagine what you can build here.

Welcome to your new project. Imagine what you can build here.

A Fire Alarm and Mass Notification Unit developed by multiple Fire Alarm Enthusiasts.

This is a smart blind control system reference design designed to automate the operation of window blinds. It utilizes an ESP32 microcontroller for managing control signals and an A4988 stepper motor driver to control blinds' movement. It also includes USB interfacing and LED feedback. #referenceDesign #edge-computing #edgeComputing #espressif #template #blind #DC #motor #servo #esp32 #reference-design

This is a PCB design of a bass boosted speaker. It boosts the amplitude of input signals and filters them to retain most lower frequency sounds.

The component under discussion is designed for advanced electronic systems, targeting applications that require reliable connectivity and precise data acquisition. Engineered by SEMTECH, a leader in high-performance analog and mixed-signal semiconductors and advanced algorithms, this module showcases its prowess in the realm of wireless technology. It incorporates the LR112x series chips, specifically mentioning the LR1120 and LR1121, which are notable for their low power consumption and robustness in communication capabilities. These chips cater to a variety of frequency bands, with explicit mentions of R915 and R868, indicating their suitability for a broad range of geographical regions and regulatory requirements. This module is particularly designed with an eye towards innovation in the domain of Internet of Things (IoT) applications, offering features that ensure seamless integration into existing technology with an emphasis on ease of deployment and operational efficiency. Key features highlighted include multiple onboard antennae options such as ANT_GNSS and ANT_WIFI, ensuring comprehensive connectivity solutions for different environmental and application requirements. Also notable is the mention of a VOD_RADIO and the inclusion of interfaces like SPI and BUSY signaling, underscoring the component's flexibility in system integration and communication protocol support. Furthermore, SEMTECH references specific considerations for design and regulatory compliance, indicating the component's targeted use in professional grade equipment and scenarios. The datasheet also hints at an evaluation-focused approach, with designations like "For evaluation only" and remarks on FCC approval status, suggesting that this component is positioned for development and testing in cutting-edge wireless applications. This focus on flexibility, regulatory compliance, and advanced connectivity options positions SEMTECH's component as a crucial asset for designers and engineers looking to innovate in the IoT and wireless communication sectors.

This project involves the design and implementation of a motor control circuit using an L298N motor driver IC and a Seeed Studio XIAO ESP32S3-Sense microcontroller. The motor driver operates a single DC motor ($M1$) with control signals provided by the microcontroller. Additionally, the project includes a WS2812B-B addressable RGB LED, enabling visual feedback or status indication. Primary goals: - Control the speed and direction of the DC motor using the ESP32S3 microcontroller. - Provide status indication via the RGB LED.

This is a smart blind control system reference design designed to automate the operation of window blinds. It utilizes an ESP32 microcontroller for managing control signals and an A4988 stepper motor driver to control blinds' movement. It also includes USB interfacing and LED feedback. #referenceDesign #edge-computing #edgeComputing #espressif #template #blind #DC #motor #servo #esp32 #reference-design

The electronic speed controller (ESC) is an essential part of an electric propulsion system’s hardware. It acts like the brain of the system by telling the motor how fast to go based on data signals it receives from the throttle controller. For smaller applications like drones and RC vehicles, this controller has the name ‘ESC’, whereas for larger manufacturing applications it may be called an electronic control unit, inverter, or motor controller. #drone #motorController #PCA9685 #controller #motor #esc #referenceDesign #project #EFM8BB21F16G #MPU9250 #template

This PCB is for a quad copter drone. The drone will use a 4S lipo battery as a power supply and each of the motors will use 30Amp ESC's. The microcontroller that handles the RF signals is a Raspberry Pi Pico.

sEMG-DAQ is a wearable 6 channel data acquisition unit for capturing surface electromyographic (sEMG) signals from human arm muscles using SJ2-3593D jack connectors while conditioning, digitizing, processing and transmitting them as sEMG data to an external AI accelerated board through an SM12B-SRSS IDC connector where AI models are run for various applications including robotic control, muscle signals medical assessment and gesture recognition. The board leverages an INA125P instrumentation amplifier together with filter stages utilizing LM324QT op-amps for conditioning and an STM32G4A1VET6 microcontroller for the digitization, processing and data transmission of the signals. Since AI models can only be as good as the data, the design of such a DAQ is necessary to ensure clean, reliable and real-time data for AI applications requiring sEMG data. The board also has USB-FS and JTAG to cater for debugging. The power (5V) is fed through a screw terminal and is regulated by two LDK320AM LDO regulators to offer 5V, 3.3V and 1.8V to meet the requirements of various components on the board.

The electronic speed controller (ESC) is an essential part of an electric propulsion system’s hardware. It acts like the brain of the system by telling the motor how fast to go based on data signals it receives from the throttle controller. For smaller applications like drones and RC vehicles, this controller has the name ‘ESC’, whereas for larger manufacturing applications it may be called an electronic control unit, inverter, or motor controller. #drone #motorController #PCA9685 #controller #motor #esc #referenceDesign #project #EFM8BB21F16G #MPU9250 #template

This project is a Bluetooth Low Energy (BLE) gas leakage detection system. It uses a BME680 sensor from Bosch Sensortec for gas detection and a BMD-330-A-R module from U-blox for BLE communication. It also features a user interaction button, RGB signaling LED, and is powered by two non-rechargeable AA batteries. #BLE #MCU #ReferenceDesign #project #referenceDesign #simple-embedded #ublox #template #reference-design

The electronic speed controller (ESC) is an essential part of an electric propulsion system’s hardware. It acts like the brain of the system by telling the motor how fast to go based on data signals it receives from the throttle controller. For smaller applications like drones and RC vehicles, this controller has the name ‘ESC’, whereas for larger manufacturing applications it may be called an electronic control unit, inverter, or motor controller. #drone #motorController #PCA9685 #controller #motor #esc #referenceDesign #project #EFM8BB21F16G #MPU9250 #template

The electronic speed controller (ESC) is an essential part of an electric propulsion system’s hardware. It acts like the brain of the system by telling the motor how fast to go based on data signals it receives from the throttle controller. For smaller applications like drones and RC vehicles, this controller has the name ‘ESC’, whereas for larger manufacturing applications it may be called an electronic control unit, inverter, or motor controller. #drone #motorController #PCA9685 #controller #motor #esc #referenceDesign #project #EFM8BB21F16G #MPU9250 #template

This is a smart blind control system reference design designed to automate the operation of window blinds. It utilizes an ESP32 microcontroller for managing control signals and an A4988 stepper motor driver to control blinds' movement. It also includes USB interfacing and LED feedback. #referenceDesign #edge-computing #edgeComputing #espressif #template #blind #DC #motor #servo #esp32 #reference-design

This is a smart blind control system reference design designed to automate the operation of window blinds. It utilizes an ESP32 microcontroller for managing control signals and an A4988 stepper motor driver to control blinds' movement. It also includes USB interfacing and LED feedback. #referenceDesign #edge-computing #edgeComputing #espressif #template #blind #DC #motor #servo #esp32 #reference-design

This project is a Bluetooth Low Energy (BLE) gas leakage detection system. It uses a BME680 sensor from Bosch Sensortec for gas detection and a BMD-330-A-R module from U-blox for BLE communication. It also features a user interaction button, RGB signaling LED, and is powered by two non-rechargeable AA batteries. #BLE #MCU #ReferenceDesign #project #referenceDesign #simple-embedded #ublox #template #reference-design

This is a Garage Security System Reference Design, employing a Photon microcontroller to process sensor triggers, signaling through a buzzer and LEDs, powered by an HLK-PM03 power supply. #referenceDesign #edge-computing #edgeComputing #particle #template #iot #system #security

So what is an ESC? Well, electronic speed controllers are used to control brushless motors, in thisc ase the motor has a triple phase input. To control this input, the ESC must apply a special sequence of LOWs and HIGHs signals in a predefined order. It has to conmutate very fast and by taht rotate the rotor of the motor. In this tutorial we will see how to control the rotation, the speed, detect the BEMF and by that know when to make the switch to the next step of the sequence. So this is a sensorless brushless motor speed controller since it uses no sensor to detect the rotor position. We will learn: - The schematic and why we need each part - Triple phase MOSFET bridge control - BEMF detection and 0 cross - Interrumprions and internal comparator of ATMEGA328 - PWM control

This is a smart blind control system reference design designed to automate the operation of window blinds. It utilizes an ESP32 microcontroller for managing control signals and an A4988 stepper motor driver to control blinds' movement. It also includes USB interfacing and LED feedback. #referenceDesign #edge-computing #edgeComputing #espressif #template #blind #DC #motor #servo #esp32 #reference-design

This is a smart blind control system reference design designed to automate the operation of window blinds. It utilizes an ESP32 microcontroller for managing control signals and an A4988 stepper motor driver to control blinds' movement. It also includes USB interfacing and LED feedback. #referenceDesign #edge-computing #edgeComputing #espressif #template #blind #DC #motor #servo #esp32 #reference-design

A low-pass filter is a filter that passes signals with a frequency lower than a selected cutoff frequency and attenuates signals with frequencies higher than the cutoff frequency.

A low-pass filter is a filter that passes signals with a frequency lower than a selected cutoff frequency and attenuates signals with frequencies higher than the cutoff frequency.