Gert Jan Schoneveld
Tests forked Keypad library.
Dependencies: FPointer keypad mbed
Schematic:
No extra hardware is needed besides the wires and switches. The columns are outputs configured with open drain. The rows are inputs configured with pull up resistors. A key press pulls down its row. With scanning the column is determined thereafter.
See keypad for the forked library used in this project.
FPointer.lib@4:16191e501b63, 2012-11-04 (annotated)
- Committer:
- gj_schoneveld
- Date:
- Sun Nov 04 09:56:51 2012 +0000
- Revision:
- 4:16191e501b63
- Parent:
- 0:5410e5950602
Small bug
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| gj_schoneveld | 0:5410e5950602 | 1 | http://mbed.org/users/AjK/code/FPointer/#56e309e76c19 |