T-Watch Document
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Introduction
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Expansion module
1. Button
2. Buzzer
2.1. Pin details
3. WS2812
4. DHT12_Sensor
5. Pir
6. Photoresistance
7. Relay
8. Raindrop
9. Door_Contact
10. Microphone
11. Servo
12. Dou_Function
13. Potentiometer
14. Soil_Moisture
Hardware overview
1.Technical Parameters
2. Appearance specifications
3. Component layout
4. Pin definition
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T-Watch Introduction
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2. Buzzer
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2. Buzzer
¶
Buzzer module can produce a range of sound tones depending on the input frequency.
2.1. Pin details
¶
ESP32
Attributes
Description
GPIO25
1-Wire
Buzzer
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