| 74,16 → 74,6 |
|---|
| return ret; |
| } |
| |
| // Function to read button status into a data structure |
| void Pins_Read(BTN_STATUS *btns) { |
| |
| } |
| |
| // Function to write led values from the data structure |
| void Leds_Write(LED_STATUS *leds) { |
| |
| } |
| |
| int main(void) { |
| uint8_t buffer[32]; |
| uint8_t result, length; |
| 118,29 → 108,119 |
|---|
| Interrupt_Enable(); |
| |
| TLC59116_Init(); |
| MCP23009_Init(); |
| |
| uint8_t leds[16] = {0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, |
| 0x10, 0x10, 0x10, 0x10, |
| 0x10, 0x10, 0x10, 0x10}; |
| TLC59116_Write_All(leds); |
| BTN_STATUS btns; |
| LED_VALUES leds = {0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00}; |
| |
| MCP23009_Init(); |
| TLC59116_Write_All(&leds); |
| |
| // Check for received data over I2C |
| Idle_Animation(); |
| |
| // Check for received data over I2C1 |
| while (1) { |
| uint8_t btn_value = MCP23009_Query(); |
| MCP23009_Query(&btns); |
| uint8_t i; |
| for (i = 0; i < 8; i++) { |
| if ((btn_value >> i) & 0x1) { |
| leds[i] = 0x00; |
| if ((btns.w >> i) & 0x1) { |
| leds.w[i] = 0x00; |
| } else { |
| leds[i] = 0x10; |
| leds.w[i] = 0x20; |
| } |
| } |
| TLC59116_Write_All(leds); |
| TLC59116_Write_All(&leds); |
| } |
| } |
| |
| void Idle_Animation(void) { |
| LED_VALUES leds = {0}; |
| uint8_t led_direction_bar[8] = {1,0,0,0,0,0,0,0}; |
| uint8_t led_direction_dir[8] = {1,0,0,0}; |
| uint8_t led_direction_ind[8] = {1,0,0,0}; |
| uint8_t led_8_high_thres = 0x80; // Max brightness of the middle section |
| uint8_t led_8_next_thresh = 0x40; // Threshold to start the next LED |
| uint8_t led_4_high_thres = 0x80; // Max brightness of the side sections |
| uint8_t led_4_next_thresh = 0x74; // Threshold to start the next LED |
| uint8_t i, next_led; |
| |
| for (i = 0; i < 16; i++) leds.w[i] = 0x00; |
| |
| while (1) { |
| |
| // Update the LEDs in the middle section |
| for (i = 0; i < 8; i++) { |
| // Change the LED brightness depending on its direction |
| if (led_direction_bar[i] == 1) { |
| leds.w[i]++; |
| } else if (led_direction_bar[i] == 2) { |
| leds.w[i]--; |
| } |
| |
| // Change direction if peak brightness is reached |
| // When the brightness reaches a middle threshold, start |
| // increasing the brightness of the next LED |
| if (led_direction_bar[i] == 1 && leds.w[i] == led_8_high_thres) { |
| led_direction_bar[i] = 2; |
| } else if (led_direction_bar[i] == 1 && leds.w[i] == led_8_next_thresh) { |
| next_led = (i == 7) ? 0 : i + 1; |
| led_direction_bar[next_led] = 1; |
| } else if (led_direction_bar[i] == 2 && leds.w[i] == 0x00) { |
| led_direction_bar[i] = 0; |
| } |
| } |
| |
| // Update the LEDs in the right section |
| for (i = 0; i < 4; i++) { |
| // Change the LED brightness depending on its direction |
| if (led_direction_dir[i] == 1) { |
| leds.w[i+8]++; |
| } else if (led_direction_dir[i] == 2) { |
| leds.w[i+8]--; |
| } |
| |
| // Change direction if peak brightness is reached |
| // When the brightness reaches a middle threshold, start |
| // increasing the brightness of the next LED |
| if (led_direction_dir[i] == 1 && leds.w[i+8] == led_4_high_thres) { |
| led_direction_dir[i] = 2; |
| } else if (led_direction_dir[i] == 1 && leds.w[i+8] == led_4_next_thresh) { |
| next_led = (i == 3) ? 0 : i + 1; |
| led_direction_dir[next_led] = 1; |
| } else if (led_direction_dir[i] == 2 && leds.w[i+8] == 0x00) { |
| led_direction_dir[i] = 0; |
| } |
| } |
| |
| // Update the LEDs in the left section |
| for (i = 0; i < 4; i++) { |
| // Change the LED brightness depending on its direction |
| if (led_direction_ind[i] == 1) { |
| leds.w[i+12]++; |
| } else if (led_direction_ind[i] == 2) { |
| leds.w[i+12]--; |
| } |
| |
| // Change direction if peak brightness is reached |
| // When the brightness reaches a middle threshold, start |
| // increasing the brightness of the next LED |
| if (led_direction_ind[i] == 1 && leds.w[i+12] == led_4_high_thres) { |
| led_direction_ind[i] = 2; |
| } else if (led_direction_ind[i] == 1 && leds.w[i+12] == led_4_next_thresh) { |
| next_led = (i == 3) ? 0 : i + 1; |
| led_direction_ind[next_led] = 1; |
| } else if (led_direction_ind[i] == 2 && leds.w[i+12] == 0x00) { |
| led_direction_ind[i] = 0; |
| } |
| } |
| |
| // Write the LED values to the controller |
| TLC59116_Write_All(&leds); |
| |
| // Delay a bit to slow down the animation |
| __delay_ms(1); |
| } |
| } |
| |
| } |