Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes an ESP8266 NodeMCU, a voltage sensor, a light sensor, a DC generator, a bridge rectifier, and a bulb. The circuit is designed to measure voltage and light intensity, and it includes a power generation and rectification system.

Component List

1. ESP8266 NodeMCU

   • Description: A low-cost Wi-Fi microcontroller with multiple GPIO pins.
   • Pins: D0, D1, D2, D3, D4, 3V3, GND, D5, D6, D7, D8, RX, TX, A0, RSV, SD3, SD2, SD1, CMD, SD0, CLK, EN, RST, VIN

2. Voltage Sensor DC 25V

   • Description: A sensor to measure DC voltage up to 25V.
   • Pins: +, -, output, gnd, vcc

3. ALSPT19315C

   • Description: A light sensor to measure ambient light intensity.
   • Pins: GND, OUT, VCC

4. Micro USB to Cable (2 Pin)

   • Description: A micro USB to 2-pin cable for power supply.
   • Pins: Micro USB, +, -

5. DC Generator

   • Description: A generator to produce DC voltage.
   • Pins: + PIN, - PIN

6. Bridge Rectifier

   • Description: A rectifier to convert AC to DC.
   • Pins: Source_in-, source_out-, source_out+, source_in+

7. Bulb

   • Description: A simple bulb to indicate power.
   • Pins: +, -

Wiring Details

ESP8266 NodeMCU

• D2 is connected to OUT of the ALSPT19315C light sensor.
• GND is connected to GND of the ALSPT19315C light sensor.
• 3V3 is connected to VCC of the ALSPT19315C light sensor.
• A0 is connected to output of the Voltage Sensor DC 25V.
• 3V3 is connected to + of the Voltage Sensor DC 25V.
• GND is connected to - of the Voltage Sensor DC 25V.

Voltage Sensor DC 25V

• output is connected to A0 of the ESP8266 NodeMCU.
• + is connected to 3V3 of the ESP8266 NodeMCU.
• - is connected to GND of the ESP8266 NodeMCU.
• gnd is connected to - of the Bulb and source_out- of the Bridge Rectifier.
• vcc is connected to + of the Bulb and source_out+ of the Bridge Rectifier.

ALSPT19315C

• OUT is connected to D2 of the ESP8266 NodeMCU.
• GND is connected to GND of the ESP8266 NodeMCU.
• VCC is connected to 3V3 of the ESP8266 NodeMCU.

DC Generator

• + PIN is connected to source_in+ of the Bridge Rectifier.
• - PIN is connected to Source_in- of the Bridge Rectifier.

Bridge Rectifier

• source_in+ is connected to + PIN of the DC Generator.
• Source_in- is connected to - PIN of the DC Generator.
• source_out- is connected to gnd of the Voltage Sensor DC 25V and - of the Bulb.
• source_out+ is connected to vcc of the Voltage Sensor DC 25V and + of the Bulb.

Bulb

• - is connected to gnd of the Voltage Sensor DC 25V and source_out- of the Bridge Rectifier.
• + is connected to vcc of the Voltage Sensor DC 25V and source_out+ of the Bridge Rectifier.

Code

No code is provided for this circuit.