Secure keypad
Dependencies: Keypad TextLCD mbed
Diff: main.cpp
- Revision:
- 1:5461144fd540
- Parent:
- 0:93cb8707aa8c
--- a/main.cpp Mon Apr 23 01:23:45 2018 +0000 +++ b/main.cpp Thu Apr 26 18:44:07 2018 +0000 @@ -22,6 +22,7 @@ DigitalOut led_green(LED_GREEN); DigitalOut active_buzzer(PTC4); //Buzzer on pin PTC4=D9 +PwmOut beep(PTC4); // buzzer //Serial pc(USBTX, USBRX); @@ -42,7 +43,7 @@ led_red = 0; active_buzzer = 0; - + beep.period(0.001); lcd.cls(); wait(0.001); @@ -159,7 +160,8 @@ } wait(1); - active_buzzer = 0; + active_buzzer = 1; + beep = 80.3/100.0; led_red = 0; wait(1); lcd.cls(); @@ -173,9 +175,11 @@ led_green = 1; wait(1); led_green = 0; - + active_buzzer = 0; + beep = 0.0/100.0; } - + + beep = 0.0/100.0; } }