Kenji Arai
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/
Revision 4:f74ca02cdba1, committed 2020-04-13
- Comitter:
- kenjiArai
- Date:
- Mon Apr 13 02:04:25 2020 +0000
- Parent:
- 3:0ea41738b560
- Child:
- 5:8929ce2f393c
- Commit message:
- modified DigitalOut to DigitalInOut
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 Mon Apr 06 04:53:25 2020 +0000
+++ b/Keypad.cpp Mon Apr 13 02:04:25 2020 +0000
@@ -8,7 +8,7 @@
* http://www7b.biglobe.ne.jp/~kenjia/
* https://os.mbed.com/users/kenjiArai/
* Created: September 27th, 2017
- * Revised: April 6th, 2020
+ * Revised: April 13th, 2020
*/
#include "Keypad.h"
@@ -33,9 +33,9 @@
k_in[1] = new DigitalIn(kb, PullUp);
k_in[2] = new DigitalIn(kc, PullUp);
k_in[3] = new DigitalIn(kd, PullUp);
- k_out[0] = new DigitalOut(kx);
- k_out[1] = new DigitalOut(ky);
- k_out[2] = new DigitalOut(kz);
+ k_out[0] = new DigitalInOut(kx, PIN_OUTPUT, OpenDrain, 1);
+ k_out[1] = new DigitalInOut(ky, PIN_OUTPUT, OpenDrain, 1);
+ k_out[2] = new DigitalInOut(kz, PIN_OUTPUT, OpenDrain, 1);
key_mode = 12;
key_in_num = 4;
key_out_num = 3;
@@ -51,10 +51,10 @@
k_in[1] = new DigitalIn(kb, PullUp);
k_in[2] = new DigitalIn(kc, PullUp);
k_in[3] = new DigitalIn(kd, PullUp);
- k_out[0] = new DigitalOut(kx);
- k_out[1] = new DigitalOut(ky);
- k_out[2] = new DigitalOut(kz);
- k_out[3] = new DigitalOut(kw);
+ k_out[0] = new DigitalInOut(kx, PIN_OUTPUT, OpenDrain, 1);
+ k_out[1] = new DigitalInOut(ky, PIN_OUTPUT, OpenDrain, 1);
+ k_out[2] = new DigitalInOut(kz, PIN_OUTPUT, OpenDrain, 1);
+ k_out[3] = new DigitalInOut(kw, PIN_OUTPUT, OpenDrain, 1);
key_mode = 16;
key_in_num = 4;
key_out_num = 4;
@@ -71,10 +71,10 @@
k_in[2] = new DigitalIn(kc, PullUp);
k_in[3] = new DigitalIn(kd, PullUp);
k_in[4] = new DigitalIn(ke, PullUp);
- k_out[0] = new DigitalOut(kx);
- k_out[1] = new DigitalOut(ky);
- k_out[2] = new DigitalOut(kz);
- k_out[3] = new DigitalOut(kw);
+ k_out[0] = new DigitalInOut(kx, PIN_OUTPUT, OpenDrain, 1);
+ k_out[1] = new DigitalInOut(ky, PIN_OUTPUT, OpenDrain, 1);
+ k_out[2] = new DigitalInOut(kz, PIN_OUTPUT, OpenDrain, 1);
+ k_out[3] = new DigitalInOut(kw, PIN_OUTPUT, OpenDrain, 1);
key_mode = 20;
key_in_num = 5;
key_out_num = 4;
@@ -91,11 +91,11 @@
k_in[2] = new DigitalIn(kc, PullUp);
k_in[3] = new DigitalIn(kd, PullUp);
k_in[4] = new DigitalIn(ke, PullUp);
- k_out[0] = new DigitalOut(kx);
- k_out[1] = new DigitalOut(ky);
- k_out[2] = new DigitalOut(kz);
- k_out[3] = new DigitalOut(kw);
- k_out[4] = new DigitalOut(kv);
+ k_out[0] = new DigitalInOut(kx, PIN_OUTPUT, OpenDrain, 1);
+ k_out[1] = new DigitalInOut(ky, PIN_OUTPUT, OpenDrain, 1);
+ k_out[2] = new DigitalInOut(kz, PIN_OUTPUT, OpenDrain, 1);
+ k_out[3] = new DigitalInOut(kw, PIN_OUTPUT, OpenDrain, 1);
+ k_out[4] = new DigitalInOut(kv, PIN_OUTPUT, OpenDrain, 1);
key_mode = 25;
key_in_num = 5;
key_out_num = 5;
@@ -104,15 +104,6 @@
void Keypad::initialize(void)
{
- *k_out[0] = 1;
- *k_out[1] = 1;
- *k_out[2] = 1;
- if (key_mode > 12) {
- *k_out[3] = 1;
- }
- if (key_mode > 20) {
- *k_out[4] = 1;
- }
uint8_t j,i;
for (j = 0; j < key_out_num; j++) {
for(i = 0; i < key_in_num; i++) {
--- a/Keypad.h Mon Apr 06 04:53:25 2020 +0000
+++ b/Keypad.h Mon Apr 13 02:04:25 2020 +0000
@@ -8,7 +8,7 @@
* http://www7b.biglobe.ne.jp/~kenjia/
* https://os.mbed.com/users/kenjiArai/
* Created: September 27th, 2017
- * Revised: April 6th, 2020
+ * Revised: April 13th, 2020
*/
// ---- Merged below and added 4x5=20, 5x5=25 library --------------------------
@@ -143,9 +143,9 @@
#define BF_SIZE 32
#define NUM 5
- DigitalIn *k_in[NUM];
- DigitalOut *k_out[NUM];
- Ticker tk;
+ DigitalIn *k_in[NUM];
+ DigitalInOut *k_out[NUM];
+ Ticker tk;
// key control
enum State {OFF_state, OFF_to_ON_transient, ON_state, ON_to_OFF_transient};