ON Semiconductor / Mbed OS mbed-TFT-example-NCS36510

mbed example application for the Adafruit ST7735 TFT Shield, which implements SPI connections to the TFT shield and SD card, as well as an ADC to read from the analog in pins.

Dependencies:   Adafruit_GFX Adafruit_ST7735 SDFileSystem mbed-os

Fork of mbed-TFT-example-NCS36510 by Jacob Johnson

main.cpp@2:fa3fb1787cf8, 2017-01-31 (annotated)

Committer:
jacobjohnson
Date:
Tue Jan 31 17:16:30 2017 +0000
Revision:
2:fa3fb1787cf8
Parent:
0:8fbbced097c5
Child:
3:81a34c232d99
working code.  need to get it  into codeblocks to be able to trace function calls and learn how the libraries work, since they are not very well documented.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jacobjohnson 2:fa3fb1787cf8 1 /***************************************
jacobjohnson 2:fa3fb1787cf8 2 This is a working copy. It is not finished.
jacobjohnson 2:fa3fb1787cf8 3 ***************************************/
jacobjohnson 2:fa3fb1787cf8 4
jacobjohnson 0:8fbbced097c5 5 #include "mbed.h"
jacobjohnson 2:fa3fb1787cf8 6 #include "Adafruit_ST7735.h"
jacobjohnson 2:fa3fb1787cf8 7 #include "SDFileSystem.h"
jacobjohnson 2:fa3fb1787cf8 8 //#include <string>
jacobjohnson 0:8fbbced097c5 9
jacobjohnson 0:8fbbced097c5 10 DigitalOut led1(LED1);
jacobjohnson 2:fa3fb1787cf8 11 SDFileSystem sd(D11, D12, D13, D4, "SD"); // the pinout on the mbed // mosi, miso, sclk, cs
jacobjohnson 2:fa3fb1787cf8 12 Adafruit_ST7735 tft(D11, D12, D13, D10, D6, D9); // MOSI, MISO, SCLK, SSEL, TFT_DC, TFT_RST
jacobjohnson 2:fa3fb1787cf8 13 AnalogIn joystick(A3);
jacobjohnson 0:8fbbced097c5 14
jacobjohnson 2:fa3fb1787cf8 15 uint8_t readButton(void);
jacobjohnson 2:fa3fb1787cf8 16
jacobjohnson 2:fa3fb1787cf8 17 // main() runs in its own thread in the OS
jacobjohnson 2:fa3fb1787cf8 18 // (note the calls to wait below for delays)
jacobjohnson 0:8fbbced097c5 19 int main() {
jacobjohnson 2:fa3fb1787cf8 20
jacobjohnson 2:fa3fb1787cf8 21 tft.initR(INITR_BLACKTAB); // initialize a ST7735S chip, black tab
jacobjohnson 2:fa3fb1787cf8 22 tft.fillScreen(ST7735_BLACK);
jacobjohnson 0:8fbbced097c5 23
jacobjohnson 2:fa3fb1787cf8 24 int result = tft.DrawBitmapFile("/SD/ON.bmp");
jacobjohnson 2:fa3fb1787cf8 25
jacobjohnson 2:fa3fb1787cf8 26 while (true) {
jacobjohnson 2:fa3fb1787cf8 27
jacobjohnson 2:fa3fb1787cf8 28 float b = joystick.read();
jacobjohnson 2:fa3fb1787cf8 29
jacobjohnson 2:fa3fb1787cf8 30 tft.setTextColor(ST7735_GREEN);
jacobjohnson 2:fa3fb1787cf8 31 //tft.setCursor(0, 60); //claims that this is not in the Adafruit_ST7735 library? How are these files linked together?
jacobjohnson 2:fa3fb1787cf8 32 tft.printf("%f \n\r", b);
jacobjohnson 2:fa3fb1787cf8 33 printf("%f \n\r", b);
jacobjohnson 2:fa3fb1787cf8 34 wait_ms(100);
jacobjohnson 2:fa3fb1787cf8 35
jacobjohnson 2:fa3fb1787cf8 36
jacobjohnson 0:8fbbced097c5 37 }
jacobjohnson 0:8fbbced097c5 38 }
jacobjohnson 0:8fbbced097c5 39
jacobjohnson 2:fa3fb1787cf8 40
jacobjohnson 2:fa3fb1787cf8 41