Brightness adjustment circuit composed of visible light brightness sensor LX1970
Source: InternetPublisher:jikai233 Keywords: Sensor brightness adjustment circuit Updated: 2024/09/03
The brightness adjustment circuit is shown in the figure. By changing the duty cycle of the PWM (pulse width modulation) signal, the backlight brightness can be adjusted to meet personal needs. The voltage amplitude of the PWM signal is 3.3V.
- What is a 4-pin PWM header? How do 4-pin PWM fans work?
- The meaning and importance of circuit protection, common types of circuit protection
- Build a glove-controlled robotic arm
- How to build a simple tachometer using an infrared reflectance sensor
- DIY an electromagnetic levitation device
- Manual automatic air compressor control circuit
- Amplitude and phase detection leakage protection device designed and manufactured using PIC16C711A
- Design and production of no-load automatic power-off device for household power supply
- An experimental model of an infrared radio alarm
- Simple disconnection burglar alarm
- Low power consumption 1.8V temperature sensor, have you heard of it?
- Two-wire remote control temperature sensor with sensor ground
- Anti-theft alarm circuit
- AD7730 internal functional block diagram and pin function diagram
- 3 and 1/2 digit digital thermometer using triode as degree sensor
- One of the inductive anti-theft alarm circuits using RD627 sensor
- SHD201 single feed water pump water level automatic control soft start circuit b
- Hall switch integrated sensor characteristic curve circuit diagram
- Sensor equivalent circuit diagram
- Temperature measurement circuit using silicon transistors as sensors