
wordfrequency
Dependencies: LCD_DISCO_F429ZI mbed TS_DISCO_F429ZI BSP_DISCO_F429ZI
main.cpp
- Committer:
- kaneyn
- Date:
- 2020-12-05
- Revision:
- 0:349c994479c8
- Child:
- 1:586013f67abf
File content as of revision 0:349c994479c8:
#include "mbed.h" #include "TS_DISCO_F429ZI.h" #include "LCD_DISCO_F429ZI.h" LCD_DISCO_F429ZI lcd; TS_DISCO_F429ZI ts; extern "C" int32_t CountItems(); extern "C" int32_t SumAllFrequencies(); extern "C" uint8_t * GetWordAt(int32_t i); // NOTE: returns a pointer to a string extern "C" int16_t GetFreqAt(int32_t i); // NOTE: return the value of the frequency count int16_t words; int main() { TS_StateTypeDef TS_State; uint16_t x, y; uint8_t text[30]; uint8_t status; BSP_LCD_SetFont(&Font20); lcd.DisplayStringAt(0, LINE(5), (uint8_t *)"TOUCHSCREEN", CENTER_MODE); lcd.DisplayStringAt(0, LINE(6), (uint8_t *)"DEMO", CENTER_MODE); wait(1); status = ts.Init(lcd.GetXSize(), lcd.GetYSize()); if (status != TS_OK) { lcd.Clear(LCD_COLOR_RED); lcd.SetBackColor(LCD_COLOR_RED); lcd.SetTextColor(LCD_COLOR_WHITE); lcd.DisplayStringAt(0, LINE(5), (uint8_t *)"TOUCHSCREEN", CENTER_MODE); lcd.DisplayStringAt(0, LINE(6), (uint8_t *)"INIT FAIL", CENTER_MODE); } else { lcd.Clear(LCD_COLOR_GREEN); lcd.SetBackColor(LCD_COLOR_GREEN); lcd.SetTextColor(LCD_COLOR_WHITE); lcd.DisplayStringAt(0, LINE(5), (uint8_t *)"TOUCHSCREEN", CENTER_MODE); lcd.DisplayStringAt(0, LINE(6), (uint8_t *)"INIT OK", CENTER_MODE); } wait(1); lcd.Clear(LCD_COLOR_BLUE); lcd.SetBackColor(LCD_COLOR_BLUE); lcd.SetTextColor(LCD_COLOR_WHITE); words = CountItems(); while(1) { ts.GetState(&TS_State); if (TS_State.TouchDetected) { x = TS_State.X; y = TS_State.Y; sprintf((char*)text, "x=%d y=%d ", x, y); lcd.DisplayStringAt(0, LINE(0), (uint8_t *)&text, LEFT_MODE); } sprintf((char*)text, "words=%d", words); lcd.DisplayStringAt(0, LINE(0), (uint8_t *)&text, CENTER); } }