diff options
Diffstat (limited to 'src/main.cpp')
| -rw-r--r-- | src/main.cpp | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/src/main.cpp b/src/main.cpp index 33bb55c..8deca7b 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -3,7 +3,7 @@ #include "counter.h" #include "Adafruit_SSD1306.h" -#define SW_PINS p22, p23, p24, p25 +#define SW_PINS p25, p24, p24, p22 #define SW_PERIOD 20000 // 20ms void tout(void); @@ -18,6 +18,10 @@ Ticker timer; volatile uint16_t switch_count[4] = { 0, 0, 0, 0 }; volatile uint16_t switch_pressed[4] = { 0, 0, 0, 0 }; +volatile uint16_t last_pressed[4] = { 0, 0, 0, 0 }; + +uint16_t current_f[4] = { 0, 0, 0, 0 }; + volatile uint16_t update = 0; uint16_t max_count[4]; @@ -47,11 +51,18 @@ int main(void) oled.setTextCursor(0, 0); + int frequency = 0; //Write the latest switch osciallor count - for (int i = 0; i < 4; ++i) { - oled.printf("\nS:%u C:%05u", switch_pressed[i], switch_count[i]); + for (int i = 3; i >= 0; --i) { + current_f[i] += (switch_pressed[i] && !last_pressed[i]); + if (current_f[i] > 9) + current_f[i] = 0; + + frequency += current_f[i] * (10^i); + oled.printf("\nS:%u C:%05u N:%u", switch_pressed[i], switch_count[i], current_f[i]); } + oled.printf("\nF:%u F:%d", frequency, frequency); //Copy the display buffer to the display oled.display(); @@ -70,6 +81,8 @@ void tout(void) for (int i = 0; i < 4; ++i) { switch_count[i] = switch_position[i]->read(); switch_position[i]->write(0); + + last_pressed[i] = switch_pressed[i]; if (max_count[i] < switch_count[i]) max_count[i] = switch_count[i]; |