/*************************************(AtomS3-SSD1331.cpp)*****
* AtomS3 + SSD1331_OLED
***************************************************************/
#include <M5Unified.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1331.h>
#include <SPI.h>
// You can use any (4 or) 5 pins
#define sclk 7 // ! 13
#define mosi 8 // ! 11
#define cs 5 // ! 10
#define rst -1 // or 38 ! 9
#define dc 6 // ! 8
// Color definitions
#define BLACK 0x0000
#define BLUE 0x001F
#define RED 0xF800
#define GREEN 0x07E0
#define CYAN 0x07FF
#define MAGENTA 0xF81F
#define YELLOW 0xFFE0
#define WHITE 0xFFFF
//-------------------------------------
// Option 1: use any pins but a little slower
Adafruit_SSD1331 display = Adafruit_SSD1331(cs, dc, mosi, sclk, rst);
// Option 2: must use the hardware SPI pins
//Adafruit_SSD1331 display = Adafruit_SSD1331(&SPI, cs, dc, rst);
float p = 3.1415926;
//------------------------------------
void testlines(uint16_t color) {
display.fillScreen(BLACK);
for (int16_t x=0; x < display.width()-1; x+=6) {
display.drawLine(0, 0, x, display.height()-1, color);
}
for (int16_t y=0; y < display.height()-1; y+=6) {
display.drawLine(0, 0, display.width()-1, y, color);
}
display.fillScreen(BLACK);
for (int16_t x=0; x < display.width()-1; x+=6) {
display.drawLine(display.width()-1, 0, x, display.height()-1, color);
}
for (int16_t y=0; y < display.height()-1; y+=6) {
display.drawLine(display.width()-1, 0, 0, y, color);
}
// To avoid ESP8266 watchdog timer resets
delay(0);
display.fillScreen(BLACK);
for (int16_t x=0; x < display.width()-1; x+=6) {
display.drawLine(0, display.height()-1, x, 0, color);
}
for (int16_t y=0; y < display.height()-1; y+=6) {
display.drawLine(0, display.height()-1, display.width()-1, y, color);
}
display.fillScreen(BLACK);
for (int16_t x=0; x < display.width()-1; x+=6) {
display.drawLine(display.width()-1, display.height()-1, x, 0, color);
}
for (int16_t y=0; y < display.height()-1; y+=6) {
display.drawLine(display.width()-1, display.height()-1, 0, y, color);
}
}
void testdrawtext(char *text, uint16_t color) {
display.setTextSize(1);
display.setTextColor(WHITE);
display.setCursor(0,0);
for (uint8_t i=0; i < 168; i++) {
if (i == '\n') continue;
display.write(i);
if ((i > 0) && (i % 21 == 0))
display.println();
}
}
void testfastlines(uint16_t color1, uint16_t color2) {
display.fillScreen(BLACK);
for (int16_t y=0; y < display.height()-1; y+=5) {
display.drawFastHLine(0, y, display.width()-1, color1);
}
for (int16_t x=0; x < display.width()-1; x+=5) {
display.drawFastVLine(x, 0, display.height()-1, color2);
}
}
void testdrawrects(uint16_t color) {
display.fillScreen(BLACK);
for (int16_t x=0; x < display.height()-1; x+=6) {
display.drawRect((display.width()-1)/2 -x/2, (display.height()-1)/2 -x/2 , x, x, color);
}
}
void testfillrects(uint16_t color1, uint16_t color2) {
display.fillScreen(BLACK);
for (int16_t x=display.height()-1; x > 6; x-=6) {
display.fillRect((display.width()-1)/2 -x/2, (display.height()-1)/2 -x/2 , x, x, color1);
display.drawRect((display.width()-1)/2 -x/2, (display.height()-1)/2 -x/2 , x, x, color2);
}
}
void testfillcircles(uint8_t radius, uint16_t color) {
for (uint8_t x=radius; x < display.width()-1; x+=radius*2) {
for (uint8_t y=radius; y < display.height()-1; y+=radius*2) {
display.fillCircle(x, y, radius, color);
}
}
}
void testdrawcircles(uint8_t radius, uint16_t color) {
for (int16_t x=0; x < display.width()-1+radius; x+=radius*2) {
for (int16_t y=0; y < display.height()-1+radius; y+=radius*2) {
display.drawCircle(x, y, radius, color);
}
}
}
void testtriangles() {
display.fillScreen(BLACK);
int color = 0xF800;
int t;
int w = display.width()/2;
int x = display.height();
int y = 0;
int z = display.width();
for (t = 0 ; t <= 15; t+=1) {
display.drawTriangle(w, y, y, x, z, x, color);
x-=4;
y+=4;
z-=4;
color+=100;
}
}
void testroundrects() {
display.fillScreen(BLACK);
int color = 100;
int i;
int t;
for(t = 0 ; t <= 4; t+=1) {
int x = 0;
int y = 0;
int w = display.width();
int h = display.height();
for(i = 0 ; i <= 8; i+=1) {
display.drawRoundRect(x, y, w, h, 5, color);
x+=2;
y+=3;
w-=4;
h-=6;
color+=1100;
}
color+=100;
}
}
void tftPrintTest() {
display.fillScreen(BLACK);
display.setCursor(0, 5);
display.setTextColor(RED);
display.setTextSize(1);
display.println("Hello World!");
display.setTextColor(YELLOW, GREEN);
display.setTextSize(2);
display.print("Hello Wo");
display.setTextColor(BLUE);
display.setTextSize(3);
display.print(1234.567);
delay(1500);
display.setCursor(0, 5);
display.fillScreen(BLACK);
display.setTextColor(WHITE);
display.setTextSize(0);
display.println("Hello World!");
display.setTextSize(1);
display.setTextColor(GREEN);
display.print(p, 5);
display.println(" Want pi?");
display.print(8675309, HEX); // print 8,675,309 out in HEX!
display.print(" Print HEX");
display.setTextColor(WHITE);
display.println("Sketch has been");
display.println("running for: ");
display.setTextColor(MAGENTA);
display.print(millis() / 1000);
display.setTextColor(WHITE);
display.print(" seconds.");
}
void lcdTestPattern(void){
uint8_t w,h;
display.setAddrWindow(0, 0, 96, 64);
for (h = 0; h < 64; h++) {
for (w = 0; w < 96; w++) {
if (w > 83) {
display.writePixel(w, h, WHITE);
} else if (w > 71) {
display.writePixel(w, h, BLUE);
} else if (w > 59) {
display.writePixel(w, h, GREEN);
} else if (w > 47) {
display.writePixel(w, h, CYAN);
} else if (w > 35) {
display.writePixel(w, h, RED);
} else if (w > 23) {
display.writePixel(w, h, MAGENTA);
} else if (w > 11) {
display.writePixel(w, h, YELLOW);
} else {
display.writePixel(w, h, BLACK);
}
}
}
display.endWrite();
}
/*===========================================*/
void setup(void) {
delay(2000); // 書込後SerialTerminal応答準備用
Serial.begin(115200);
Serial.println("hello!");
display.begin();
Serial.println("init");
uint16_t time = millis();
display.fillScreen(BLACK);
time = millis() - time;
Serial.println(time, DEC);
delay(500);
lcdTestPattern();
delay(1000);
display.fillScreen(BLACK);
display.setCursor(0,0);
display.print("-- SSD1331 --");
delay(1000);
// tft print function!
tftPrintTest();
delay(2000);
//a single pixel
display.drawPixel(display.width()/2, display.height()/2, GREEN);
delay(500);
// line draw test
testlines(YELLOW);
delay(500);
// optimized lines
testfastlines(RED, BLUE);
delay(500);
testdrawrects(GREEN);
delay(1000);
testfillrects(YELLOW, MAGENTA);
delay(1000);
display.fillScreen(BLACK);
testfillcircles(10, BLUE);
testdrawcircles(10, WHITE);
delay(1000);
testroundrects();
delay(500);
testtriangles();
delay(500);
mediabuttons();
delay(1000);
Serial.println("done");
delay(1000);
}
/*==========================================*/
void loop() {
}
/*==========================================*/
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