2018-02-18 14:02:33 +05:30

83 lines
2.1 KiB
C++

#include <SPI.h>
#include <Adafruit_GFX.h>
#include <TFT_ILI9163C.h>
// 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
#define NBINS 12
const uint8_t bar_Width = 3;
uint32_t avrg_TmrF = 0;
uint16_t t_b[NBINS];
uint16_t datax_[NBINS];
/*
Teensy3.x and Arduino's
You are using 4 wire SPI here, so:
MOSI: 11//Teensy3.x/Arduino UNO (for MEGA/DUE refere to arduino site)
MISO: 12//Teensy3.x/Arduino UNO (for MEGA/DUE refere to arduino site)
SCK: 13//Teensy3.x/Arduino UNO (for MEGA/DUE refere to arduino site)
the rest of pin below:
*/
#define __CS 10
#define __DC 9
/*
Teensy 3.x can use: 2,6,9,10,15,20,21,22,23
Arduino's 8 bit: any
DUE: check arduino site
If you do not use reset, tie it to +3V3
*/
TFT_ILI9163C tft = TFT_ILI9163C(__CS, __DC);
void setup(void) {
Serial.begin(38400);
//while(!Serial);
tft.begin();
tft.setRotation(1);
tft.fillScreen(BLACK);
tft.setTextWrap(true);
tft.setTextColor(WHITE, BLACK);
tft.setCursor(0,0);
}
void loop(){
for (int i=0;i<NBINS;i++){
datax_[i] = random(0,1024);
}
//Print_Data();
verticalBarGraphs(datax_,5,127,0);
delay(50);
}
void verticalBarGraphs(uint16_t datax[],uint8_t barWidth,uint8_t barHeight,uint8_t vOrigin){//3,12,64,10
uint8_t startX;
uint16_t color;
uint8_t dataToWidth;
uint8_t div;
for (uint8_t i = 1; i <= NBINS-1; i++) {
startX = (i * 11);
//tft.drawRect((startX-1),vOrigin,barWidth,barHeight,WHITE);//container
dataToWidth = map(datax[i],0,1024,(barHeight-2),0);
uint8_t b = map(datax[i],0,1024,255,0);
uint8_t g = map(datax[i],0,1024,128,0);
uint8_t r = map(datax[i],0,1024,0,255);
div = (barHeight-2)/10;
color = ((b & 0xF8) << 8) | ((g & 0xFC) << 3) | (r >> 3);
tft.fillRect(startX,(vOrigin+1),(bar_Width+3),dataToWidth,BLACK);//mask ok
tft.fillRect(startX,(dataToWidth+vOrigin)+1,(bar_Width+3),((barHeight-2)-dataToWidth),color);//fillRect(X,Y,width,height,color)
}
}