Voxa Harmonia
Manual 64 Hall
Keyboard – digital Hall
A manual board for 64 individual digital Hall sensors. Magnetic key sensing provides contactless on/off states to the central controller.
- 64-pin signal header and six grouped power connectors.
- Eight SN74HCS165 input ICs, with filtered and pulled-up inputs.
- IDC 2×8 control bus; 3.3 V digital sensors.
External Hall switches are placed at the keys. This version senses on/off states.
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