Nguyen Quang
a
Dependencies: TS_DISCO_F746NG mbed LCD_DISCO_F746NG BSP_DISCO_F746NG
Revision 1:dcda1118b4ef, committed 2019-10-08
- Comitter:
- tquang14
- Date:
- Tue Oct 08 09:11:23 2019 +0000
- Parent:
- 0:151a96a0fc95
- Commit message:
- aaaaa
Changed in this revision
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
--- a/main.cpp Tue Sep 25 12:41:25 2018 +0000
+++ b/main.cpp Tue Oct 08 09:11:23 2019 +0000
@@ -11,148 +11,62 @@
TS_DISCO_F746NG ts_;
LCD_DISCO_F746NG lcd_;
+InterruptIn button1(USER_BUTTON);
+volatile bool button1_pressed = false; // Used in the main loop
+volatile bool button1_enabled = true; // Used for debouncing
+Timeout button1_timeout; // Used for debouncing
+
+void button1_enabled_cb(void)
+{
+ button1_enabled = true;
+}
+
+// ISR handling button pressed event
+void button1_onpressed_cb(void)
+{
+ if (button1_enabled) { // Disabled while the button is bouncing
+ button1_enabled = false;
+ button1_pressed = true; // To be read by the main loop
+ button1_timeout.attach(callback(button1_enabled_cb), 0.3); // Debounce time 300 ms
+ }
+}
char char_SliderDisplayValue[4]; // String Value to display for the Slider Control value
uint16_t SliderDisplayValue_; // Variable used to access Slider Control Value in F746SLIDER.cpp
-
+DigitalOut led(LED1);
int main()
{
lcd_.Clear(LCD_COLOR_WHITE); // Set LCD Background colour
- Slider sld1(lcd_, ts_, 20, 205, 150, 20, 5, 1, 20,
- LCD_COLOR_BLUE, LCD_COLOR_YELLOW, 1, "Slider1", Font12); // Define sld1 slider
- sld1.Render(); // Draw sld1 Slider
-
- Slider Slider2(lcd_, ts_, 240, 205, 220, 20, 50, 1, 100,
- LCD_COLOR_BLUE, LCD_COLOR_YELLOW, 2, "Slider2", Font12); // Define Slider2 slider
- Slider2.Render(); // Draw Slider2 Slider
-
Button btn1(lcd_, ts_, 20, 50, 80, 40,
LCD_COLOR_BLUE, LCD_COLOR_YELLOW, 1, "BUTTON1", Font12); // Define btn1 button
btn1.Render(); // Draw btn1 button
-
- Button test(lcd_, ts_, 120, 50, 80, 40,
- LCD_COLOR_DARKBLUE, LCD_COLOR_GREEN, 1, "TEST", Font12); // Define test button
- test.Render(); // Draw test button
-
- Button show(lcd_, ts_, 220, 50, 80, 40,
- LCD_COLOR_BROWN, LCD_COLOR_GRAY, 1, "SHOW", Font12); // Define hide button
- show.Hide();
-
- Button hide(lcd_, ts_, 220, 50, 80, 40,
- LCD_COLOR_BROWN, LCD_COLOR_GRAY, 1, "HIDE", Font12); // Define hide button
- hide.Render(); // Draw hide button
-
- Button button3D(lcd_, ts_, 320, 50, 120, 40,
- LCD_COLOR_BLUE, LCD_COLOR_YELLOW, 2, "3D BUTTON", Font12); // Define button3D button
- button3D.Render(); // Draw 3Dbutton button
+ button1.fall(callback(button1_onpressed_cb)); // Attach ISR to handle button press event
- lcd_.SetTextColor(LCD_COLOR_BLACK); // Set Text colour to Black
- lcd_.SetFont(&Font12); // Font size 12
- lcd_.DisplayStringAt(5, 5, (uint8_t *)"Button / Slider driver for DISCO_F746", LEFT_MODE); // Display main header text
- lcd_.DisplayStringAt(5, 20, (uint8_t *)"Button example", LEFT_MODE); // Display secondary header text
- lcd_.DisplayStringAt(5, 135, (uint8_t *)"Slider example", LEFT_MODE); // Display secondary header text
-
+ int idx = 0; // Just for printf below
while (true) // Main program loop
- {
- if (sld1.Moved()) // Check if sld1 Slider was touched and run instructions if true
- {
- lcd_.SetTextColor(LCD_COLOR_BLACK);
- lcd_.FillRect(130, 140, 80, 40); // Draw border to display Slider Control Value
- lcd_.SetTextColor(LCD_COLOR_WHITE);
- lcd_.FillRect(140, 145, 60, 30); // Draw border to display Slider Control Value
-
- sprintf(char_SliderDisplayValue, "%3d", (int) SliderDisplayValue_); // Convert integer to text
- lcd_.SetFont(&Font12); // Set Font size
- lcd_.SetTextColor(LCD_COLOR_BLACK); // Set Font colour
- lcd_.DisplayStringAt(150, 155, (uint8_t *)char_SliderDisplayValue, LEFT_MODE); // Write Slider Control Value to the LCD
-
- if (SliderDisplayValue_ < 10) // Slider Control Value decision
- {
- lcd_.DisplayStringAt(60, 190, (uint8_t *)" ", LEFT_MODE); // Overwrite previous text
- lcd_.DisplayStringAt(60, 190, (uint8_t *)"SLIDER1 < 50%", LEFT_MODE); // Write text to LCD
- }
- else if (SliderDisplayValue_ == 10) // Slider Control Value decision
- {
- lcd_.DisplayStringAt(60, 190, (uint8_t *)" ", LEFT_MODE); // Overwrite previous text
- lcd_.DisplayStringAt(60, 190, (uint8_t *)"SLIDER1 = 50%", LEFT_MODE); // Write text to LCD
- }
- else // Slider Control Value decision
- {
- lcd_.DisplayStringAt(60, 190, (uint8_t *)" ", LEFT_MODE); // Overwrite previous text
- lcd_.DisplayStringAt(60, 190, (uint8_t *)"SLIDER1 > 50%", LEFT_MODE); // Write text to LCD
- }
- } // End sld1 instructions
-
- if (Slider2.Moved()) // Check if Slider2 Slider was touched and run instructions if true
- {
- lcd_.SetTextColor(LCD_COLOR_BLACK);
- lcd_.FillRect(390, 140, 80, 40); // Draw border to display Slider Control Value
- lcd_.SetTextColor(LCD_COLOR_WHITE);
- lcd_.FillRect(400, 145, 60, 30); // Draw border to display Slider Control Value
-
- sprintf(char_SliderDisplayValue, "%3d", (int) SliderDisplayValue_); // Convert integer to text
- lcd_.SetFont(&Font12); // Set Font size
- lcd_.SetTextColor(LCD_COLOR_BLACK); // Set Font colour
- lcd_.DisplayStringAt(415, 155, (uint8_t *)char_SliderDisplayValue, LEFT_MODE); // Write Slider Control Value to the LCD
- }
-
-
+ { // End sld1 instructions
+
if (btn1.Press()) // Check if btn1 button was touched and run instructions if true
{
lcd_.SetFont(&Font12);
lcd_.SetTextColor(LCD_COLOR_BLACK);
lcd_.DisplayStringAt(5, 110, (uint8_t *)"Button1 pressed", LEFT_MODE);
+ led = !led;
wait(0.5);
lcd_.DisplayStringAt(5, 110, (uint8_t *)" ", LEFT_MODE);
} // End btn1 button instructions
-
- if (test.Press()) // Check if test button was touched and run instructions if true
- {
- lcd_.SetFont(&Font12);
- lcd_.SetTextColor(LCD_COLOR_BLACK);
- lcd_.DisplayStringAt(5, 110, (uint8_t *)"TEST pressed", LEFT_MODE);
- wait(0.5);
- lcd_.DisplayStringAt(5, 110, (uint8_t *)" ", LEFT_MODE);
-
- } // End test button instructions
-
- if (hide.Press()) // Check if hide button was touched and run instructions if true
- {
- lcd_.SetFont(&Font12);
- lcd_.SetTextColor(LCD_COLOR_BLACK);
- lcd_.DisplayStringAt(5, 110, (uint8_t *)"Hide pressed - Hide other buttons", LEFT_MODE);
- btn1.Hide(); // Hide btn1 button
- test.Hide(); // Hide test button
- hide.Hide();
- show.Render();
+ if (button1_pressed) { // Set when button is pressed
+ button1_pressed = false;
+ led = !led;
+ char *tmp;
+ sprintf(tmp, "Button pressed %d", idx++);
wait(0.5);
- lcd_.DisplayStringAt(5, 110, (uint8_t *)" ", LEFT_MODE);
- } // End hide button instructions
-
- if (show.Press()) // Check if hide button was touched and run instructions if true
- {
- lcd_.SetFont(&Font12);
- lcd_.SetTextColor(LCD_COLOR_BLACK);
- lcd_.DisplayStringAt(5, 110, (uint8_t *)"UNHIDE pressed - Restore other buttons", LEFT_MODE);
+ lcd_.SetFont(&Font20);
+
+ lcd_.DisplayStringAt(5, 160, (uint8_t *)tmp, LEFT_MODE);
wait(0.5);
- lcd_.DisplayStringAt(5, 110, (uint8_t *)" ", LEFT_MODE);
- show.Hide(); // Hide show button before drawing new button in same place
- hide.Render(); // Draw hide button after hiding button in same position
- btn1.Render(); // Draw btn1 button
- test.Render(); // Draw test button
-
- }
-
- if (button3D.Press()) // Check if 3Dbutton button was touched and run instructions if true
- {
- lcd_.SetFont(&Font12);
- lcd_.SetTextColor(LCD_COLOR_BLACK);
- lcd_.DisplayStringAt(5, 110, (uint8_t *)"3D Button pressed", LEFT_MODE);
- wait(0.5);
- lcd_.DisplayStringAt(5, 110, (uint8_t *)" ", LEFT_MODE);
- } // End 3D button instructions
-
+ } // End 3D button instructions
wait(0.02f);
} // End Main program loop
} // End Main program