Kenji Arai
test program for keypad(Extended not only 3x4 but 4x4,4x5 and 5x5 keys)
Fork of
study_step0
by 
Team_PjL
see /users/kenjiArai/notebook/keypadkey-matrix--control/
Diff: key_complex.cpp
- Revision:
- 3:0c888cad9376
- Parent:
- 2:aa6fdecebf2b
- Child:
- 4:0564f82dd0ef
--- a/key_complex.cpp Mon Apr 06 04:57:04 2020 +0000
+++ b/key_complex.cpp Mon Apr 13 02:07:09 2020 +0000
@@ -5,7 +5,7 @@
* http://www7b.biglobe.ne.jp/~kenjia/
* https://os.mbed.com/users/kenjiArai/
* Created: April 5th, 2020
- * Revised: April 6th, 2020
+ * Revised: April 13th, 2020
*/
// Pre-selection --------------------------------------------------------------
@@ -29,8 +29,8 @@
DigitalOut led1(A1);
DigitalOut led2(A2);
Serial pc(USBTX,USBRX);
-// X Y Z W V A B C D E OUT(XYZWV), IN(ABCDE)
-Keypad key(D6, D5, D4, D3, D2, D11, D10, D9, D8, D7);
+// X Y Z W V A B C D E OUT(XYZWV), IN(ABCDE)
+Keypad key(D11, D10, D9, D8, D7, D6, D5, D4, D3, D2);
// RAM ------------------------------------------------------------------------
@@ -56,7 +56,7 @@
uint32_t key_num;
uint32_t counter = 0;
- pc.printf("Start Key-Pad test\r\n");
+ pc.printf("Start Key-Pad test 5x5 keys and/or state hold switch\r\n");
while(true) {
while ((key_num = key.read()) != 0) {
pc.printf("%2u:[%2d] %c\r\n",