This sketch listens for incoming data and prints it to the Serial Monitor.
| Parameter | Specification | | :--- | :--- | | | 3.3V – 5V (Most variants have a voltage regulator) | | Operating Current | < 40mA (varies by transmission power) | | Communication Method | UART (Serial) | | Default Baud Rate | 9600 bps (Check specific module settings) | | Frequency | 433 MHz (Standard) | | Transmission Distance | 30m – 100m (Open air, dependent on antenna) | | Interface | 4-Pin Header (VCC, GND, TX, RX) | | Modulation | ASK / OOK (Typical for low-cost RF) | yl105 datasheet better
When you are searching for the term you aren't just looking for pinouts and voltage ratings. You want a comparative analysis. You want to know: Why should I choose the YL105 over the DHT11, DHT22, or the AM2302? This sketch listens for incoming data and prints
, ensuring the module doesn't "brown out" during high-power transmission bursts. You want to know: Why should I choose
Most online sources offering a YL-105 datasheet contain only: