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3872 Project GT
Dependencies: MPR121 mbed Servo
Revision 0:fb39f3e8d0d1, committed 2020-10-25
- Comitter:
- chenchen2020
- Date:
- Sun Oct 25 20:53:46 2020 +0000
- Commit message:
- V1
Changed in this revision
diff -r 000000000000 -r fb39f3e8d0d1 MPR121.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/MPR121.lib Sun Oct 25 20:53:46 2020 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/electromotivated/code/MPR121/#f0e656f25701
diff -r 000000000000 -r fb39f3e8d0d1 Servo.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Servo.lib Sun Oct 25 20:53:46 2020 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/simon/code/Servo/#36b69a7ced07
diff -r 000000000000 -r fb39f3e8d0d1 SongPlayer.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/SongPlayer.h Sun Oct 25 20:53:46 2020 +0000 @@ -0,0 +1,41 @@ +#include "mbed.h" +// new class to play a note on Speaker based on PwmOut class +class SongPlayer +{ +public: + SongPlayer(PinName pin) : _pin(pin) { +// _pin(pin) means pass pin to the constructor + } +// class method to play a note based on PwmOut class + void PlaySong(float frequency[], float duration[], float volume=1.0) { + vol = volume; + notecount = 0; + _pin.period(1.0/frequency[notecount]); + _pin = volume/2.0; + noteduration.attach(this,&SongPlayer::nextnote, duration[notecount]); + // setup timer to interrupt for next note to play + frequencyptr = frequency; + durationptr = duration; + //returns after first note starts to play + } + void nextnote(); +private: + Timeout noteduration; + PwmOut _pin; + int notecount; + float vol; + float * frequencyptr; + float * durationptr; +}; +//Interrupt Routine to play next note +void SongPlayer::nextnote() +{ + _pin = 0.0; + notecount++; //setup next note in song + if (durationptr[notecount]!=0.0) { + _pin.period(1.0/frequencyptr[notecount]); + noteduration.attach(this,&SongPlayer::nextnote, durationptr[notecount]); + _pin = vol/2.0; + } else + _pin = 0.0; //turn off on last note +} \ No newline at end of file
diff -r 000000000000 -r fb39f3e8d0d1 main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Sun Oct 25 20:53:46 2020 +0000 @@ -0,0 +1,100 @@ +#include "mbed.h" +#include "Servo.h" +#include <mpr121.h> +#include "SongPlayer.h" + +#define max_note 40 +#define max_timer_seconds 20 +#define A2 110.0 +#define B2 123.0 +#define C3 131.0 +#define D3 185.0 +#define E3 165.0 +#define F3 174.614 +#define G3 195.998 +#define G_# 207.652 + +uint8_t mode = 0; +DigitalIn record_mode(p14); +DigitalIn play_back_mode(p16); +DigitalIn play_live_mode(p15); +DigitalIn STOP(p17); +DigitalOut GreenLED(p18); +DigitalOut IndicatorLED(p19); +DigitalIn RESET(p20); +I2C i2c(p9, p10); + +Mpr121 mpr121(&i2c, Mpr121::ADD_VSS); +InterruptIn interrupt(p30); +Servo skull_jaw(p26); +Servo skull_base(p25); +Servo spare_servo(p24); +PwmOut RED_LED(p23); +PwmOut Blue_LED(p22); +SongPlayer mySpeaker(p21); + +bool expired; //Timer expiration + +//Instantiate Skull Object + +class skull{ + public: + char memory[40]; + void openJaw(float angle); + void turn_table(float angle); + void play_tune(float tune); + void record_memory(); + void erase_memory(); + void append_memory(); +}; + +int main() { + while(1) { + if(record_mode == 1){ + mode = 1; + } + if(play_back_mode == 1){ + mode = 2; + } + if(play_live_mode == 1){ + mode = 3; + } + if(STOP == 1){ + mode = 4; + } + switch(mode){ + case 1: + //Record Mode + break; + case 2: + //Play_back_mode + break; + case 3: + //play_live_mode + break; + case 4: + //Stop + break; + case 5: + //Reset + break; + } + } +} + +void fallInterrupt() { + //int key_code=0; + //int i=0; + if(mode == 1 && !expired){ + //write the recorded stuff here + } //recording mode + + if(mode == 2){ + uint16_t value=mpr121.read(0x00); + value +=mpr121.read(0x01)<<8; + float note[] = {value + 110}; + float duration[] = {0.24}; + if(note[0]>110){ + mySpeaker.PlaySong(note, duration);} + } +}
diff -r 000000000000 -r fb39f3e8d0d1 mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Sun Oct 25 20:53:46 2020 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400 \ No newline at end of file