WIP: keep local changes before merging remote

cvicenie_5/Button.cpp

@@ -0,0 +1,46 @@
+#include "Button.h"
+
+// Constructor
+Button::Button(PinName pin)
+    : button(pin)
+{
+    counter = 0;
+    pressed = false;
+    button.rise(callback(this, &Button::interrupt)); // attach increment function of this counter instance
+    // set pin mode : PullUp / PullDown / PullNone / OpenDrain
+};
+
+
+void Button::interrupt()
+{
+    pressed = true;
+    counter++;
+    if(counter >= 8)
+        counter=0;
+};
+
+// Destructor
+Button::~Button()
+{
+};
+
+bool Button::read(void)
+{
+    return button.read();
+};
+
+bool Button::wasPressed(void)
+{
+    if(pressed)
+    {
+        pressed = false;
+        return true;
+    }
+    else
+        return false;
+};
+
+uint16_t Button::getCount(void)
+{
+    return counter;
+};

cvicenie_5/Button.h

@@ -0,0 +1,31 @@
+#ifndef __BUTTON_H
+#define __BUTTON_H
+
+#include "mbed.h"
+
+// class Led
+class Button
+{
+private:
+    void interrupt();
+public:
+    //! Constructor
+    Button(PinName pin);
+
+    //! Destructor
+    ~Button();
+
+    // get value
+    bool read(void);
+
+    bool wasPressed(void);
+    // get number of button pressed
+    uint16_t getCount(void);
+
+private:
+    InterruptIn button;
+    volatile bool pressed;
+    volatile uint16_t counter;
+};
+
+#endif

cvicenie_5/Led.cpp

@@ -0,0 +1,66 @@
+#include "Led.h"
+
+// Constructor
+Led::Led(PinName pin)
+    : led(pin)
+{
+    led.period_ms(10);
+    led = 0;
+};
+
+// Destructor
+Led::~Led()
+{
+};
+
+void Led::set(bool s)
+{
+    if(s)
+        led = 1;
+    else
+        led = 0;
+};
+
+void Led::setDuty(float duty)
+{
+    led.write(duty);
+};
+
+float Led::getDuty()
+{
+    return led.read();  // Return the current output duty-cycle setting
+}
+
+void Led::graduallyOn()
+{
+    for(float i=0 ; i<=1; i=i+0.01)
+    {
+        this->setDuty(i);
+        ThisThread::sleep_for(20ms);
+    }
+    led = 0;
+};
+
+PwmOut* Led::getPwmOut()
+{
+    return &led;
+};
+
+void Led::tickerHandler(void)
+{
+    led = !led;
+};
+
+void Led::setBlinkPeriod(float period)
+{
+    if(period<=0)
+    {
+        ticker.detach();    // turn off ticker
+//        set(false);
+        this->set(false);   // turn off led
+        return;
+    }
+ //    ticker.attach(callback(this, &Led::tickerHandler), period);   // deprecated
+     auto float_interval = std::chrono::duration<float>(period);
+     ticker.attach(callback(this, &Led::tickerHandler), std::chrono::duration_cast<std::chrono::microseconds>(float_interval));
+}

cvicenie_5/Led.h

@@ -0,0 +1,33 @@
+#ifndef __LED_H
+#define __LED_H
+
+#include "mbed.h"
+
+// class Led
+class Led 
+{
+private:
+
+public:
+    //! Constructor
+    Led(PinName pin);
+    //! Destructor
+    ~Led();
+    // set value
+    void set(bool s);  
+    // set duty
+    void setDuty(float duty);  
+    // get duty
+    float getDuty();  
+    void graduallyOn();
+    PwmOut* getPwmOut();
+    void setBlinkPeriod(float period);
+    void tickerHandler();
+
+
+private:
+    PwmOut led;
+    Ticker ticker;
+
+};
+#endif

cvicenie_5/Uart.cpp

@@ -0,0 +1,57 @@
+#include "Uart.h"
+
+// Constructor
+Uart::Uart(PinName tx, PinName rx, int baud = 9600)
+    : serial(tx, rx, baud)
+{
+    received = false;
+    received_character = ' ';
+     // Set desired properties
+    serial.baud(baud);
+    serial.format(
+        /* bits */ 8,
+        /* parity */ SerialBase::None,
+        /* stop bit */ 1
+    );
+    serial.attach(callback(this, &Uart::rxInterrupt), SerialBase::RxIrq);
+};
+
+
+void Uart::rxInterrupt()
+{
+    char c;
+    serial.read(&c, 1);
+    received_character = c;
+    received = true;
+};
+
+// Destructor
+Uart::~Uart()
+{
+};
+
+bool Uart::isCharReceived()
+{
+    if(received)
+    {
+        received = false;
+        return true;
+    }
+    else 
+        return false;
+};
+
+char Uart::getReceivedChar()
+{
+    return received_character;
+};
+
+void Uart::writeChar(char c)
+{
+    serial.write(&c, 1);
+};
+
+UnbufferedSerial* Uart::getSerial()
+{
+    return &serial;
+};

cvicenie_5/Uart.h

@@ -0,0 +1,28 @@
+#ifndef __UART_H
+#define __UART_H
+
+#include "mbed.h"
+
+// class Led
+class Uart
+{
+private:
+    void rxInterrupt();
+public:
+    //! Constructor
+    Uart(PinName rx, PinName tx, int baud);
+
+    //! Destructor
+    ~Uart();
+
+    bool isCharReceived();
+    char getReceivedChar();
+    void writeChar(char c);
+    UnbufferedSerial* getSerial();
+private:
+    UnbufferedSerial serial;
+    volatile char received_character;
+    volatile bool received;
+};
+
+#endif

cvicenie_5/main.cpp

@@ -0,0 +1,39 @@
+#include "mbed.h"
+#include "Led.h"
+#include "Button.h"
+#include "Uart.h"
+#include <cstdio>
+#include <stdio.h>
+#include <string.h>
+
+//LED and button PIN names
+#define LED_GREEN       PC_7   // LD1 LED_GREEN
+#define LED_BLUE        PB_7   // LD2 LED_BLUE
+#define LED_RED         PG_2   // LD3 LED_RED
+#define USER_BUTTON     PC_13  // B1  USER_BUTTON
+
+int main()
+{
+
+    DigitalOut red_led(LED_RED);    // NO PWM on this pin
+    Led green_led(LED_GREEN), blue_led(LED_BLUE);
+    Button btn(USER_BUTTON);
+    Uart pc(USBTX, USBRX, 115200); // Baud Rate = 115200
+    char c;
+    uint8_t num;
+    printf("---------START-------\r\n");
+    printf("Press number : \r\n");
+    while (true) {
+        if (pc.isCharReceived()) {
+            c = pc.getReceivedChar();
+            printf("\r\n");
+            //pc.writeChar(pc.getReceivedChar());
+            if((c >='0') && (c <= '9'))
+            {
+                num = c - '0';  // conversion of character to number
+                printf("Received number : %d \r\n", num);
+                green_led.setBlinkPeriod(num);
+            }
+        }
+    }
+}

hod5a/main.cpp

@@ -2,58 +2,31 @@
 
 #include "mbed.h"
 
-#define MAXIMUM_BUFFER_SIZE 32
+DigitalOut led(LED1);
+Ticker ticker;
 
-class Led {
+void toggle_led() { led = !led; }
-private:
-    DigitalOut led;
-    Ticker ticker;
-    float period;
-
-public:
-    Led(PinName pin) : led(pin), period(1.0) {
-        led = 0;
-    }
-    
-    void setBlinkPeriod(float period) {
-        this->period = period;
-        ticker.detach();
-        if (period > 0) {
-            auto us = std::chrono::microseconds(static_cast<long long>(period * 1000000));
-            ticker.attach(callback(this, &Led::tickerHandler), us);
-        }
-    }
-    
-    void tickerHandler() {
-        led = !led;
-    }
-};
 
 int main() {
-    Led myLed(LED1);
+    BufferedSerial serial(USBTX, USBRX);
-    static BufferedSerial serial_port(USBTX, USBRX);
+    serial.set_baud(9600);
 
-    serial_port.set_baud(9600);
+    char buf[32];
-    serial_port.set_format(8, BufferedSerial::None, 1);
+    char msg[] = "Zadajte cislicu 1-9:\r\n";
+    serial.write(msg, sizeof(msg));
 
-    char buf[MAXIMUM_BUFFER_SIZE] = {0};
+    // Use explicit chrono type for full compatibility
-    char msg[] = "Zadaj cislicu 0-9:\r\n";
+    ticker.attach(&toggle_led, std::chrono::seconds(1));
-    serial_port.write(msg, sizeof(msg));
 
-    while(1) {
+    while (1) {
-        if (uint32_t num = serial_port.read(buf, sizeof(buf))) {
+        if (uint32_t num = serial.read(buf, sizeof(buf))) {
             char c = buf[0];
-            
+            if (c >= '1' && c <= '9') {
-            if (c >= '0' && c <= '9') {
+                int period = c - '0';
-                int digit = c - '0';
+                ticker.detach();
-                float newPeriod = (float)digit;
+                ticker.attach(&toggle_led, std::chrono::seconds(period));
-                
-                myLed.setBlinkPeriod(newPeriod);
-                
-                serial_port.write(buf, num);
             }
         }
-        
+        ThisThread::sleep_for(100ms);
-        ThisThread::sleep_for(150ms);
     }
 }