XY-PWM Signal Generator LCD Module 3.3–30V Frequency & Duty Adjustable

Description ⚡ XY-PWM Signal Generator LCD Module – PWM Frequency & Duty Cycle Adjustable (3.3–30V) | AuscomTech The XY-PWM Signal Generator is a compact, high-precision PWM controller designed for electronics testing, motor speed control, LED dimming, embedded development, and signal simulation.With a clear LCD display, wide frequency range, fine duty-cycle resolution, and UART control support, this module delivers reliable, professional-grade PWM output in a portable form factor. Ideal for engineers, hobbyists, students, technicians, and embedded developers who need accurate and repeatable PWM signals. ⭐ Key Features �� Wide Frequency Range (1Hz–150kHz)Supports low-, mid-, and high-frequency PWM applications with ±2% accuracy. ��️ Full Duty Cycle Control (0.00%–100%)Fine adjustment for speed control, LED dimming, signal shaping, and MCU input simulation. ��️ High-Contrast LCD DisplayDisplays frequency, duty cycle, and operating mode in real time for easy bench use. �� Automatic Parameter MemoryLast-used settings are saved automatically and restored after power cycling. �� UART Communication SupportTTL-level UART (9600 baud, 8N1) allows external control from microcontrollers or automation systems. �� Wide Input Voltage SupportOperates from DC 3.3V to 30V, making it compatible with Arduino, ESP32, ESP8266, and motor driver systems. ��️ Durable & User-Friendly DesignRobust enclosure, tactile buttons, and a clean interface suitable for daily lab or field use. �� Technical Specifications Specification Details Model XY-PWM Input Voltage DC 3.3V – 30V Frequency Range 1Hz – 150kHz Frequency Accuracy ±2% Duty Cycle Range 0.00% – 100% Duty Resolution 0.01% Output Voltage Same as input voltage Output Current ~5–30mA Display High-contrast LCD Communication UART TTL (9600, 8N1) Dimensions 79 × 43 × 27 mm Operating Temperature −20 °C to 70 °C �� Basic Operation 1️⃣ Apply DC power (3.3–30V)2️⃣ Use FREQ / − buttons to adjust frequency3️⃣ Use DUTY / − buttons to set duty cycle4️⃣ Connect PWM output to LED drivers, motor drivers, or MCU inputs5️⃣ (Optional) Control parameters via UART �� Frequency Display Ranges • XXX → 1–999 Hz• X.XX → 1.00–9.99 kHz• XX.X → 10.0–99.9 kHz• X.X.X → 1–150 kHz �� Typical Applications • PWM signal testing• LED dimming and driver verification• DC motor speed control• MCU and logic simulation• Servo / ESC signal experimentation• Electronics repair and bench testing• Embedded systems development �� Package Includes • 1 × XY-PWM Signal Generator Module (LCD display, DC 3.3–30V)