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updated code and the pin connection table #2

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Merged
urish merged 2 commits into from
Jul 22, 2020
Merged

updated code and the pin connection table #2

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72f1190
updated code and the pin connection table
matititam Jul 21, 2020
9d8a2cc
updated code with row numbers
matititam Jul 22, 2020
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17 changes: 9 additions & 8 deletions content/electronic-safe/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -44,11 +44,12 @@ The code is divided into three modules:
| 8 | LCD | D6 |
| 7 | LCD | D7 |
| 6 | Servo | Signal |
| 5 | Keypad | R4 |
| 4 | Keypad | R3 |
| 3 | Keypad | R2 |
| 2 | Keypad | R1 |
| A3 | Keypad | C4 |
| A2 | Keypad | C3 |
| A1 | Keypad | C2 |
| A0 | Keypad | C1 |
| 5 | Keypad | R1 |
| 4 | Keypad | R2 |
| 3 | Keypad | R3 |
| 2 | Keypad | R4 |
| A3 | Keypad | C1 |
| A2 | Keypad | C2 |
| A1 | Keypad | C3 |
| A0 | Keypad | C4 |

4 changes: 2 additions & 2 deletions content/electronic-safe/electronic-safe.ino
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Expand Up @@ -23,8 +23,8 @@ LiquidCrystal lcd(12, 11, 10, 9, 8, 7);
/* Keypad setup */
const byte KEYPAD_ROWS = 4;
const byte KEYPAD_COLS = 4;
byte rowPins[KEYPAD_ROWS] = {2, 3, 4, 5};
byte colPins[KEYPAD_COLS] = {A0, A1, A2, A3};
byte rowPins[KEYPAD_ROWS] = {5, 4, 3, 2};
byte colPins[KEYPAD_COLS] = {A3, A2, A1, A0};
char keys[KEYPAD_ROWS][KEYPAD_COLS] = {
{'1', '2', '3', 'A'},
{'4', '5', '6', 'B'},
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