Overview

Detect a programmable knock pattern using a piezo mic.

Included in the standard firmware.

Hardware Requirements

• BAC
• Piezo Mic
• ERT FX12 Signal Amplifier
• Wiring
• 12V Supply

Configuration

Input Pin: Input 6 (Read only)
Wire input 6 to output of FX12.

Threshold Value
Minimum read value to consider a knock valid. Proportional to knock strength. Experiment with your setup to determine a good value.

Learning

To learn a new knock pattern, click the "Learn" button on the game settings page. Start a learn sequence by clicking the "Begin Learning" button, knock the desired pattern, and then click the "End Learning" button to save.

Begin Learning
Used to start learning.

End Learning
Used to finish learning.

Wiring