µC Provides Wireless Keypad Control: 10/08/98 EDN-Design Ideas |
| 4 Bit µP`s a / D Converter Decodes Keypad`s Inputs: 10/13/94 EDN-Design Ideas |
| Decimal to BCD Convertor: This circuit will provide an output in Binary Coded Decimal from any of the input switches. The input switches may be expanded to 16 switches, providing a Hexadecimal to BCD conversion. |
Sunday, July 09, 2006
Keypad Circuits
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