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| // #define HC_05 | |
| #ifdef HC_05 | |
| // Arduino + HC_05 altserial | |
| #define SERIAL_BAUD 19200 | |
| #include "AltSoftSerial.h" | |
| AltSoftSerial altSerial; | |
| #define MySerial altSerial | |
| #else | |
| // BLE NANO | |
| #define SERIAL_BAUD 19200 | |
| #define MySerial Serial | |
| #endif | |
| // Common Anode I have | |
| int red_light_pin= 3; | |
| int green_light_pin = 5; | |
| int blue_light_pin = 6; | |
| void RGB_color(int red_light_value, int green_light_value, int blue_light_value) | |
| { | |
| analogWrite(red_light_pin, red_light_value); | |
| analogWrite(green_light_pin, green_light_value); | |
| analogWrite(blue_light_pin, blue_light_value); | |
| } | |
| void setup() { | |
| MySerial.begin(SERIAL_BAUD); | |
| pinMode(red_light_pin, OUTPUT); | |
| pinMode(green_light_pin, OUTPUT); | |
| pinMode(blue_light_pin, OUTPUT); | |
| } | |
| enum STATE { | |
| COMD, | |
| RVAL, | |
| GVAL, | |
| BVAL | |
| }; | |
| uint8_t currentLED[] = { 0, 0, 0 }; | |
| uint8_t RGB_CMD[3]; // Stored by SCRATCH | |
| // command format (4byte) : 0x81, R, G, B | |
| boolean parseCmd(int c) { | |
| static int CURRENT_STATE = COMD; | |
| switch (CURRENT_STATE) { | |
| case COMD: | |
| if ( c == 0x81 ) | |
| CURRENT_STATE = RVAL; | |
| return false; | |
| case RVAL: | |
| RGB_CMD[0] = c; | |
| CURRENT_STATE = GVAL; | |
| return false; | |
| case GVAL: | |
| RGB_CMD[1] = c; | |
| CURRENT_STATE = BVAL; | |
| return false; | |
| case BVAL: | |
| RGB_CMD[2] = c; | |
| CURRENT_STATE = COMD; | |
| return true; | |
| } | |
| } | |
| void serialEvent1() { | |
| while (MySerial.available()) { | |
| if ( parseCmd(MySerial.read()) ) { | |
| currentLED[0] = RGB_CMD[0]; | |
| currentLED[1] = RGB_CMD[1]; | |
| currentLED[2] = RGB_CMD[2]; | |
| RGB_color(255-currentLED[0], 255-currentLED[1], 255-currentLED[2]); | |
| } | |
| } | |
| } | |
| void loop() { | |
| delay(1000); | |
| MySerial.write(currentLED, 3); | |
| serialEvent1(); | |
| } |
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