
KEY MATRIX
  | KC0  | KC1  | KC2  | KC3  | KC4  | KC5  | KC6  | KC7  | ||||||||
FI0  | C2  | 1  | C#2  | 1  | D2  | 1  | D#2  | 1  | E2  | 1  | F2  | 1  | F#2  | 1  | G2  | 1  | 
SI0  | C2  | 2  | C#2  | 2  | D2  | 2  | D#2  | 2  | E2  | 2  | F2  | 2  | F#2  | 2  | G2  | 2  | 
FI1  | G#2  | 1  | A2  | 1  | A#2  | 1  | B2  | 1  | C3  | 1  | C#3  | 1  | D3 1  | D#3  | 1  | |
SI1  | G#2  | 2  | A2  | 2  | A#2  | 2  | B2  | 2  | C3 2  | C#3  | 2  | D3  | 2  | D#3  | 2  | |
FI2  | E3  | 1  | F3  | 1  | F#3  | 1  | G3  | 1  | G#3  | 1  | A3  | 1  | A#3  | 1  | B3  | 1  | 
SI2  | E3  | 2  | F3  | 2  | F#3  | 2  | G3  | 2  | G#3  | 2  | A3  | 2  | A#3  | 2  | B3  | 2  | 
FI3  | C4  | 1  | C#4  | 1  | D4  | 1  | D#4  | 1  | E4  | 1  | F4  | 1  | F#4  | 1  | G4  | 1  | 
SI3  | C4  | 2  | C#4  | 2  | D4  | 2  | D#4  | 2  | E4  | 2  | F4  | 2  | F#4  | 2  | G4  | 2  | 
FI4  | G#4  | 1  | A4  | 1  | A#4  | 1  | B4  | 1  | C5  | 1  | C#5  | 1  | D5  | 1  | D#5  | 1  | 
SI4  | G#4  | 2  | A4  | 2  | A#4  | 2  | B4  | 2  | C5  | 2  | C#5  | 2  | D5  | 2  | D#5  | 2  | 
FI5  | E5  | 1  | F5  | 1  | F#5  | 1  | G5  | 1  | G#5  | 1  | A5  | 1  | A#5  | 1  | B5  | 1  | 
SI5  | E5  | 2  | F5  | 2  | F#5  | 2  | G5  | 2  | G#5  | 2  | A5  | 2  | A#5  | 2  | B5  | 2  | 
FI6  | C6  | 1  | C#6  | 1  | D6  | 1  | D#6  | 1  | E6  | 1  | F6  | 1  | F#6  | 1  | G6  | 1  | 
SI6  | C6  | 2  | C#6  | 2  | D6  | 2  | D#6  | 2  | E6  | 2  | F6  | 2  | F#6  | 2  | G6  | 2  | 
FI7  | G#6  | 1  | A6  | 1  | A#6  | 1  | B6  | 1  | C7  | 1  | 
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SI7  | G#6  | 2  | A6  | 2  | A#6  | 2  | B6  | 2  | C7  | 2  | 
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Note:Each key has two contacts, the first contact 1 and second contact 2 .
Key
  | FI  | 
Second contact 2  | First contact 1  | 
  | KC  | 
  | SI  | 
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