Kenji Arai / Keypad

3x4 keypad library (Extended not only 3x4 but 4x4,4x5 and 5x5 keys)

Dependents:   Keypad_input_OS2 Keypad_input

see /users/kenjiArai/notebook/keypadkey-matrix--control/

Files at this revision

API Documentation at this revision

Revision 2:a3545b56bdd7, committed 2017-12-21

Comitter:
kenjiArai
Date:
Thu Dec 21 22:46:19 2017 +0000
Parent:
1:ed0ad90ad734
Child:
3:0ea41738b560
Commit message:
bug / buffer size -> initialize different size

Changed in this revision

Keypad.cpp Show annotated file Show diff for this revision Revisions of this file
Keypad.h Show annotated file Show diff for this revision Revisions of this file 
--- a/Keypad.cpp	Sat Sep 30 23:26:44 2017 +0000
+++ b/Keypad.cpp	Thu Dec 21 22:46:19 2017 +0000
@@ -6,7 +6,7 @@
  *  http://www.page.sannet.ne.jp/kenjia/index.html
  *  http://mbed.org/users/kenjiArai/
  *      Created:    September 27th, 2017
- *      Revised:    October    1st, 2017
+ *      Revised:    December  22nd, 2017
  */
 
 #include "Keypad.h"
@@ -36,7 +36,7 @@
             key_state[j][i] = Off_state;
         }
     }
-    for(i = 0; i < 32; i++){
+    for(i = 0; i < BF_SIZE; i++){
         buf[i] = 0;
     }
     read_addr = 0;

--- a/Keypad.h	Sat Sep 30 23:26:44 2017 +0000
+++ b/Keypad.h	Thu Dec 21 22:46:19 2017 +0000
@@ -6,7 +6,7 @@
  *  http://www.page.sannet.ne.jp/kenjia/index.html
  *  http://mbed.org/users/kenjiArai/
  *      Created:    September 27th, 2017
- *      Revised:    October    1st, 2017
+ *      Revised:    December  22nd, 2017
  */
 
 #ifndef KEYPAD_H
@@ -21,7 +21,7 @@
  * #include "mbed.h"
  * #include "Keypad.h"
  *
- * // every 2ms runs 6uS for key detection (CPU occupancy is 0.3%)
+ * // every 2ms runs 6uS for key detection(CPU occupancy is 0.3%/Nucleo-F446RE)
  * //       output port  X  Y  Z
  * //       Input A      *  0  #
  * //       Input B      7  8  9