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Published © MIT

Display Robot Face Using the Wio Terminal

This demo is displaying the face expression, and it uses the servo as the neck to torsion head.

IntermediateFull instructions provided1 hour5

Things used in this project

Hardware components

seeed wio terminal
×1
Grove servo
×1

Software apps and online services

Arduino IDE
Arduino IDE

Story

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Code

Wio Terminal robot face

C/C++
It is robot face code. after you download and install the library, then just need to upload the code.
#include <LovyanGFX.hpp>
#include <Servo.h>
Servo myservo;

//int outpin=D2;

int counter = 0;
int i = 0;
static LGFX lcd;
static LGFX_Sprite sprite(&lcd);

int pos = 0;

void drawEye(int x, int y) {
  sprite.clear();
  sprite.fillCircle(65,65,60,0xFFFF);
  //sprite.drawEllipse(65,65,60,30,0xFFFF);
  //sprite.drawFastHLine(5,62,120,0xFF);
  sprite.fillCircle(x,y,15,0);
  sprite.fillArc(65,65,60,1,180,360,0xED6E);
  sprite.setPivot(65,65);
  sprite.pushRotateZoom(80,70,0,1,0.5);
  sprite.pushRotateZoom(240,70,0,1,0.5);
}

void sleepyEyes() {
  int p_rect[4][4] = {{9,65,112,22},{22,65,86,41},{40,65,49,55},{63,65,4,59}};
  sprite.clear();
  sprite.fillCircle(65,65,60,0xFFFF);
  sprite.fillCircle(65,70,10,0);
  //sprite.fillArc(65,65,60,1,180,360,0xED6E);
  sprite.setPivot(65,65);
  for (int i=0;i<4;i++) {
    sprite.fillArc(65,65,60,1,180,360,0xED6E);
    sprite.fillArc(65,65,60,1,0,22*(i+1),0xED6E);
    sprite.fillArc(65,65,60,1,180-(22*(i+1)),180,0xED6E);
    sprite.fillRect(p_rect[i][0],p_rect[i][1],p_rect[i][2],p_rect[i][3],0xED6E);
    sprite.pushRotateZoom(80,70,0,1,0.5);
    sprite.pushRotateZoom(240,70,0,1,0.5);
    delay(200);
  }
  delay(2000);
  //sprite.pushRotateZoom(80,70,0,1,0.5);
  //sprite.pushRotateZoom(240,70,0,1,0.5);
}


void setup() {
  pinMode(WIO_5S_UP, INPUT_PULLUP);
  pinMode(WIO_5S_DOWN, INPUT_PULLUP);

  myservo.attach(0);
  
  lcd.init();
  lcd.setRotation(3);
  lcd.setBrightness(128);
  lcd.setColorDepth(16);
  lcd.clear();

  sprite.setColorDepth(16);
  sprite.createSprite(130, 130);
  drawEye(50,80);
  lcd.drawArc(160,90,120,119,30,150,0xE800);

}

void loop() {
    int x = random(15, 115);

    for (pos = 0; pos <= 60; pos += 1) {
      int l = pos + 20;
      drawEye(l,80);
      myservo.write(pos);
      delay(80);
  }

    for (pos = 60; pos >= 0; pos -= 1) {
      int l = pos;
      drawEye(l,80);
      myservo.write(pos);
      delay(80);
    }    

  delay(3000);

    sleepyEyes();


}

Credits

Seeed

Seeed

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