Jim Conner / Mbed 2 deprecated mbed_oled

Code for driving 9x OLED displays and reding from an HX711 load cell aplifier.

Dependencies:   Adafruit_GFX SPI_TFT_ILI9341 TFT_fonts hx711 mbed

main.cpp@3:6dcf74b20bed, 2015-03-08 (annotated)

Committer:
jimconner
Date:
Sun Mar 08 22:32:05 2015 +0000
Revision:
3:6dcf74b20bed
Parent:
2:c5f60c130f9a
Child:
4:89541d91cef1
Working version with all 10 screens running.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jimconner 0:3745349c0c83 1 /*
jimconner 0:3745349c0c83 2 * Copyright (c) 2012 Neal Horman - http://www.wanlink.com
jimconner 0:3745349c0c83 3 *
jimconner 0:3745349c0c83 4 * License: MIT open source (http://opensource.org/licenses/MIT)
jimconner 0:3745349c0c83 5 * Summary;
jimconner 0:3745349c0c83 6 * Use / modify / distribute / publish it how you want and
jimconner 0:3745349c0c83 7 * if you use it, or don't, you can't hold me liable for how
jimconner 0:3745349c0c83 8 * it does or doesn't work.
jimconner 0:3745349c0c83 9 * If it doesn't work how you want, don't use it, or change
jimconner 0:3745349c0c83 10 * it so that it does work.
jimconner 0:3745349c0c83 11 */
jimconner 0:3745349c0c83 12
jimconner 0:3745349c0c83 13 #include "mbed.h"
jimconner 0:3745349c0c83 14 #include "Adafruit_SSD1306.h"
jimconner 0:3745349c0c83 15 #include "Adafruit_GFX.h"
jimconner 0:3745349c0c83 16 #include "PinNames.h"
jimconner 3:6dcf74b20bed 17 #include "SPI_TFT_ILI9341.h"
jimconner 3:6dcf74b20bed 18 #include "string"
jimconner 3:6dcf74b20bed 19 #include "Arial12x12.h"
jimconner 3:6dcf74b20bed 20 #include "Arial24x23.h"
jimconner 3:6dcf74b20bed 21 #include "Arial28x28.h"
jimconner 3:6dcf74b20bed 22 #include "font_big.h"
jimconner 0:3745349c0c83 23
jimconner 2:c5f60c130f9a 24 DigitalOut led1(LED1);
jimconner 2:c5f60c130f9a 25 DigitalOut led2(LED2);
jimconner 0:3745349c0c83 26
jimconner 3:6dcf74b20bed 27 BusOut MuxPortOut(PTB11, PTB2, PTB10, PTB3);
jimconner 3:6dcf74b20bed 28
jimconner 3:6dcf74b20bed 29 DigitalOut LCD_LED(PTC3); // the TFT display has a backlight switch
jimconner 3:6dcf74b20bed 30
jimconner 3:6dcf74b20bed 31 extern unsigned char p1[]; // the mbed logo
jimconner 3:6dcf74b20bed 32 // the TFT is connected to SPI pin 5-7
jimconner 3:6dcf74b20bed 33 SPI_TFT_ILI9341 TFT(PTD2, PTD3, PTD1, PTD0, PTC4, PTE26,"TFT"); // mosi, miso, sck, cs, reset, dc
jimconner 3:6dcf74b20bed 34
jimconner 0:3745349c0c83 35
jimconner 0:3745349c0c83 36 // an SPI sub-class that provides a constructed default
jimconner 0:3745349c0c83 37 class SPIPreInit : public SPI
jimconner 0:3745349c0c83 38 {
jimconner 0:3745349c0c83 39 public:
jimconner 0:3745349c0c83 40 SPIPreInit(PinName mosi, PinName miso, PinName clk) : SPI(mosi,miso,clk)
jimconner 0:3745349c0c83 41 {
jimconner 0:3745349c0c83 42 format(8,3);
jimconner 0:3745349c0c83 43 frequency(2000000);
jimconner 0:3745349c0c83 44 };
jimconner 0:3745349c0c83 45 };
jimconner 0:3745349c0c83 46
jimconner 0:3745349c0c83 47 // an I2C sub-class that provides a constructed default
jimconner 0:3745349c0c83 48 class I2CPreInit : public I2C
jimconner 0:3745349c0c83 49 {
jimconner 0:3745349c0c83 50 public:
jimconner 3:6dcf74b20bed 51 I2CPreInit(PinName sda, PinName scl) : I2C(sda, scl)
jimconner 0:3745349c0c83 52 {
jimconner 0:3745349c0c83 53 frequency(800000);
jimconner 0:3745349c0c83 54 start();
jimconner 0:3745349c0c83 55 wait(0.1); // needed so that the displays initialise properly at power-on.
jimconner 0:3745349c0c83 56 };
jimconner 0:3745349c0c83 57 };
jimconner 0:3745349c0c83 58
jimconner 0:3745349c0c83 59 //SPIPreInit gSpi(p5,NC,p7);
jimconner 0:3745349c0c83 60 //Adafruit_SSD1306_Spi gOled1(gSpi,p26,p25,p24);
jimconner 0:3745349c0c83 61
jimconner 3:6dcf74b20bed 62 I2CPreInit gI2C(I2C_SDA,I2C_SCL);
jimconner 1:c09b25119427 63 //mux_SSD1306_I2c gOled1(gI2C,Reset_Pin,muxport, muxmask, 0, 0x78,64);
jimconner 1:c09b25119427 64
jimconner 3:6dcf74b20bed 65 mux_SSD1306_I2c gOled1(gI2C,PTC16,MuxPortOut, 0, 0x78,64);
jimconner 3:6dcf74b20bed 66 mux_SSD1306_I2c gOled2(gI2C,PTC16,MuxPortOut, 0, 0x7A,64);
jimconner 3:6dcf74b20bed 67 mux_SSD1306_I2c gOled3(gI2C,PTC16,MuxPortOut, 1, 0x78,64);
jimconner 3:6dcf74b20bed 68 mux_SSD1306_I2c gOled4(gI2C,PTC16,MuxPortOut, 1, 0x7A,64);
jimconner 3:6dcf74b20bed 69 mux_SSD1306_I2c gOled5(gI2C,PTC16,MuxPortOut, 2, 0x78,64);
jimconner 3:6dcf74b20bed 70 mux_SSD1306_I2c gOled6(gI2C,PTC16,MuxPortOut, 2, 0x7A,64);
jimconner 3:6dcf74b20bed 71 mux_SSD1306_I2c gOled7(gI2C,PTC16,MuxPortOut, 3, 0x78,64);
jimconner 3:6dcf74b20bed 72 mux_SSD1306_I2c gOled8(gI2C,PTC16,MuxPortOut, 3, 0x7A,64);
jimconner 3:6dcf74b20bed 73 mux_SSD1306_I2c gOled9(gI2C,PTC16,MuxPortOut, 4, 0x78,64);
jimconner 1:c09b25119427 74
jimconner 1:c09b25119427 75
jimconner 1:c09b25119427 76
jimconner 0:3745349c0c83 77
jimconner 0:3745349c0c83 78 void testdrawline() {
jimconner 0:3745349c0c83 79 for (int16_t i=0; i<gOled1.width(); i+=4) {
jimconner 0:3745349c0c83 80 gOled1.drawLine(0, 0, i, gOled1.height()-1, WHITE);
jimconner 0:3745349c0c83 81 gOled1.display();
jimconner 0:3745349c0c83 82 }
jimconner 0:3745349c0c83 83 for (int16_t i=0; i<gOled2.height(); i+=4) {
jimconner 0:3745349c0c83 84 gOled2.drawLine(0, 0, gOled2.width()-1, i, WHITE);
jimconner 0:3745349c0c83 85 gOled2.display();
jimconner 0:3745349c0c83 86 }
jimconner 0:3745349c0c83 87 for (int16_t i=0; i<gOled3.height(); i+=4) {
jimconner 0:3745349c0c83 88 gOled3.drawLine(0, 0, gOled3.width()-1, i, WHITE);
jimconner 0:3745349c0c83 89 gOled3.display();
jimconner 0:3745349c0c83 90 }
jimconner 3:6dcf74b20bed 91 for (int16_t i=0; i<gOled4.width(); i+=4) {
jimconner 3:6dcf74b20bed 92 gOled4.drawLine(0, 0, i, gOled4.height()-1, WHITE);
jimconner 3:6dcf74b20bed 93 gOled4.display();
jimconner 3:6dcf74b20bed 94 }
jimconner 1:c09b25119427 95 for (int16_t i=0; i<gOled5.width(); i+=4) {
jimconner 1:c09b25119427 96 gOled5.drawLine(0, 0, i, gOled5.height()-1, WHITE);
jimconner 1:c09b25119427 97 gOled5.display();
jimconner 1:c09b25119427 98 }
jimconner 1:c09b25119427 99 for (int16_t i=0; i<gOled6.width(); i+=4) {
jimconner 1:c09b25119427 100 gOled6.drawLine(0, 0, i, gOled6.height()-1, WHITE);
jimconner 1:c09b25119427 101 gOled6.display();
jimconner 1:c09b25119427 102 }
jimconner 2:c5f60c130f9a 103 for (int16_t i=0; i<gOled7.width(); i+=4) {
jimconner 2:c5f60c130f9a 104 gOled7.drawLine(0, 0, i, gOled7.height()-1, WHITE);
jimconner 2:c5f60c130f9a 105 gOled7.display();
jimconner 2:c5f60c130f9a 106 }
jimconner 1:c09b25119427 107 for (int16_t i=0; i<gOled8.width(); i+=4) {
jimconner 1:c09b25119427 108 gOled8.drawLine(0, 0, i, gOled8.height()-1, WHITE);
jimconner 1:c09b25119427 109 gOled8.display();
jimconner 1:c09b25119427 110 }
jimconner 3:6dcf74b20bed 111 for (int16_t i=0; i<gOled9.width(); i+=4) {
jimconner 3:6dcf74b20bed 112 gOled9.drawLine(0, 0, i, gOled9.height()-1, WHITE);
jimconner 3:6dcf74b20bed 113 gOled9.display();
jimconner 3:6dcf74b20bed 114 }
jimconner 0:3745349c0c83 115
jimconner 0:3745349c0c83 116 }
jimconner 0:3745349c0c83 117
jimconner 0:3745349c0c83 118
jimconner 0:3745349c0c83 119
jimconner 0:3745349c0c83 120 int main()
jimconner 3:6dcf74b20bed 121 {
jimconner 3:6dcf74b20bed 122 // ILI9341 Test Routine
jimconner 3:6dcf74b20bed 123 int i;
jimconner 3:6dcf74b20bed 124 LCD_LED = 1; // backlight on
jimconner 3:6dcf74b20bed 125
jimconner 3:6dcf74b20bed 126 TFT.claim(stdout); // send stdout to the TFT display
jimconner 3:6dcf74b20bed 127 //TFT.claim(stderr); // send stderr to the TFT display
jimconner 3:6dcf74b20bed 128 TFT.set_orientation(1);
jimconner 3:6dcf74b20bed 129 TFT.background(Black); // set background to black
jimconner 3:6dcf74b20bed 130 TFT.foreground(White); // set chars to white
jimconner 3:6dcf74b20bed 131 TFT.cls(); // clear the screen
jimconner 3:6dcf74b20bed 132
jimconner 3:6dcf74b20bed 133 //first show the 4 directions
jimconner 3:6dcf74b20bed 134 TFT.set_orientation(0);
jimconner 3:6dcf74b20bed 135 TFT.background(Black);
jimconner 3:6dcf74b20bed 136 TFT.cls();
jimconner 3:6dcf74b20bed 137
jimconner 3:6dcf74b20bed 138 TFT.set_font((unsigned char*) Arial12x12);
jimconner 3:6dcf74b20bed 139 TFT.locate(0,0);
jimconner 3:6dcf74b20bed 140 TFT.printf(" Hello Mbed 0");
jimconner 3:6dcf74b20bed 141 TFT.set_orientation(1);
jimconner 3:6dcf74b20bed 142 TFT.locate(0,0);
jimconner 3:6dcf74b20bed 143 TFT.printf(" Hello Mbed 1");
jimconner 3:6dcf74b20bed 144 TFT.set_orientation(2);
jimconner 3:6dcf74b20bed 145 TFT.locate(0,0);
jimconner 3:6dcf74b20bed 146 TFT.printf(" Hello Mbed 2");
jimconner 3:6dcf74b20bed 147 TFT.set_orientation(3);
jimconner 3:6dcf74b20bed 148 TFT.locate(0,0);
jimconner 3:6dcf74b20bed 149 TFT.printf(" Hello Mbed 3");
jimconner 3:6dcf74b20bed 150 TFT.set_orientation(1);
jimconner 3:6dcf74b20bed 151 TFT.set_font((unsigned char*) Arial24x23);
jimconner 3:6dcf74b20bed 152 TFT.locate(50,100);
jimconner 3:6dcf74b20bed 153 TFT.printf("TFT orientation");
jimconner 3:6dcf74b20bed 154
jimconner 3:6dcf74b20bed 155 // draw some graphics
jimconner 3:6dcf74b20bed 156 TFT.cls();
jimconner 3:6dcf74b20bed 157 TFT.set_font((unsigned char*) Arial24x23);
jimconner 3:6dcf74b20bed 158 TFT.locate(100,100);
jimconner 3:6dcf74b20bed 159 TFT.printf("Graphic");
jimconner 3:6dcf74b20bed 160
jimconner 3:6dcf74b20bed 161 TFT.line(0,0,100,0,Green);
jimconner 3:6dcf74b20bed 162 TFT.line(0,0,0,200,Green);
jimconner 3:6dcf74b20bed 163 TFT.line(0,0,100,200,Green);
jimconner 3:6dcf74b20bed 164
jimconner 3:6dcf74b20bed 165 TFT.rect(100,50,150,100,Red);
jimconner 3:6dcf74b20bed 166 TFT.fillrect(180,25,220,70,Blue);
jimconner 3:6dcf74b20bed 167
jimconner 3:6dcf74b20bed 168 TFT.circle(80,150,33,White);
jimconner 3:6dcf74b20bed 169 TFT.fillcircle(160,190,20,Yellow);
jimconner 3:6dcf74b20bed 170
jimconner 3:6dcf74b20bed 171 double s;
jimconner 3:6dcf74b20bed 172
jimconner 3:6dcf74b20bed 173 for (i=0; i<320; i++) {
jimconner 3:6dcf74b20bed 174 s =20 * sin((long double) i / 10 );
jimconner 3:6dcf74b20bed 175 TFT.pixel(i,100 + (int)s ,Red);
jimconner 3:6dcf74b20bed 176 }
jimconner 3:6dcf74b20bed 177 TFT.set_orientation(2);
jimconner 3:6dcf74b20bed 178 TFT.set_font((unsigned char*) Arial24x23);
jimconner 3:6dcf74b20bed 179
jimconner 3:6dcf74b20bed 180 /* // bigger text
jimconner 3:6dcf74b20bed 181 TFT.foreground(White);
jimconner 3:6dcf74b20bed 182 TFT.background(Blue);
jimconner 3:6dcf74b20bed 183 TFT.cls();
jimconner 3:6dcf74b20bed 184 TFT.set_font((unsigned char*) Arial24x23);
jimconner 3:6dcf74b20bed 185 TFT.locate(0,0);
jimconner 3:6dcf74b20bed 186 TFT.printf("Different Fonts :");
jimconner 3:6dcf74b20bed 187
jimconner 3:6dcf74b20bed 188 TFT.set_font((unsigned char*) Neu42x35);
jimconner 3:6dcf74b20bed 189 TFT.locate(0,30);
jimconner 3:6dcf74b20bed 190 TFT.printf("Hello Mbed 1");
jimconner 3:6dcf74b20bed 191 TFT.set_font((unsigned char*) Arial24x23);
jimconner 3:6dcf74b20bed 192 TFT.locate(20,80);
jimconner 3:6dcf74b20bed 193 TFT.printf("Hello Mbed 2");
jimconner 3:6dcf74b20bed 194 TFT.set_font((unsigned char*) Arial12x12);
jimconner 3:6dcf74b20bed 195 TFT.locate(35,120);
jimconner 3:6dcf74b20bed 196 TFT.printf("Hello Mbed 3");
jimconner 3:6dcf74b20bed 197 */
jimconner 3:6dcf74b20bed 198
jimconner 3:6dcf74b20bed 199 // start of OLED Code
jimconner 3:6dcf74b20bed 200 uint16_t x=0;
jimconner 0:3745349c0c83 201 uint16_t y=65535;
jimconner 0:3745349c0c83 202 uint16_t a=16348;
jimconner 0:3745349c0c83 203 uint16_t b=49152;
jimconner 0:3745349c0c83 204 led1=1;
jimconner 0:3745349c0c83 205 led2=1;
jimconner 0:3745349c0c83 206
jimconner 0:3745349c0c83 207 gOled1.clearDisplay();
jimconner 0:3745349c0c83 208 gOled2.clearDisplay();
jimconner 0:3745349c0c83 209 gOled3.clearDisplay();
jimconner 3:6dcf74b20bed 210 gOled4.clearDisplay();
jimconner 1:c09b25119427 211 gOled5.clearDisplay();
jimconner 1:c09b25119427 212 gOled6.clearDisplay();
jimconner 2:c5f60c130f9a 213 gOled7.clearDisplay();
jimconner 1:c09b25119427 214 gOled8.clearDisplay();
jimconner 3:6dcf74b20bed 215 gOled9.clearDisplay();
jimconner 0:3745349c0c83 216
jimconner 0:3745349c0c83 217 testdrawline();
jimconner 0:3745349c0c83 218
jimconner 0:3745349c0c83 219 gOled1.clearDisplay();
jimconner 0:3745349c0c83 220 gOled2.clearDisplay();
jimconner 0:3745349c0c83 221 gOled3.clearDisplay();
jimconner 3:6dcf74b20bed 222 gOled4.clearDisplay();
jimconner 1:c09b25119427 223 gOled5.clearDisplay();
jimconner 1:c09b25119427 224 gOled6.clearDisplay();
jimconner 2:c5f60c130f9a 225 gOled7.clearDisplay();
jimconner 1:c09b25119427 226 gOled8.clearDisplay();
jimconner 3:6dcf74b20bed 227 gOled9.clearDisplay();
jimconner 0:3745349c0c83 228
jimconner 1:c09b25119427 229 gOled1.printf(" Aqua Vega A \r\n\n\n\n", gOled1.width(), gOled1.height());
jimconner 1:c09b25119427 230 gOled2.printf(" Aqua Vega B \r\n\n\n\n", gOled2.width(), gOled2.height());
jimconner 1:c09b25119427 231 gOled3.printf(" Cannazyme \r\n\n\n\n", gOled3.width(), gOled3.height());
jimconner 3:6dcf74b20bed 232 gOled4.printf(" Rhizotonic \r\n\n\n\n", gOled4.width(), gOled4.height());
jimconner 1:c09b25119427 233 gOled5.printf(" Aqua Flores A \r\n\n\n\n", gOled5.width(), gOled5.height());
jimconner 1:c09b25119427 234 gOled6.printf(" Aqua Flores B \r\n\n\n\n", gOled6.width(), gOled6.height());
jimconner 2:c5f60c130f9a 235 gOled7.printf(" PK13/14 \r\n\n\n\n", gOled7.width(), gOled7.height());
jimconner 1:c09b25119427 236 gOled8.printf(" Cannaboost \r\n\n\n\n", gOled8.width(), gOled8.height());
jimconner 3:6dcf74b20bed 237 gOled9.printf(" pH-Down \r\n\n\n\n", gOled9.width(), gOled9.height());
jimconner 0:3745349c0c83 238 gOled1.setTextSize(2);
jimconner 0:3745349c0c83 239 gOled2.setTextSize(2);
jimconner 0:3745349c0c83 240 gOled3.setTextSize(2);
jimconner 3:6dcf74b20bed 241 gOled4.setTextSize(2);
jimconner 1:c09b25119427 242 gOled5.setTextSize(2);
jimconner 1:c09b25119427 243 gOled6.setTextSize(2);
jimconner 2:c5f60c130f9a 244 gOled7.setTextSize(2);
jimconner 1:c09b25119427 245 gOled8.setTextSize(2);
jimconner 3:6dcf74b20bed 246 gOled9.setTextSize(2);
jimconner 0:3745349c0c83 247
jimconner 0:3745349c0c83 248
jimconner 0:3745349c0c83 249 while(1)
jimconner 0:3745349c0c83 250 {
jimconner 2:c5f60c130f9a 251 led1 = 0;
jimconner 0:3745349c0c83 252 gOled1.printf(" %uml\r",x);
jimconner 0:3745349c0c83 253 gOled1.display();
jimconner 1:c09b25119427 254 gOled6.printf(" %uml\r",x);
jimconner 1:c09b25119427 255 gOled6.display();
jimconner 0:3745349c0c83 256 led1 = 1;
jimconner 2:c5f60c130f9a 257 led2 = 0;
jimconner 0:3745349c0c83 258 gOled2.printf(" %uml\r",y);
jimconner 0:3745349c0c83 259 gOled2.display();
jimconner 3:6dcf74b20bed 260 gOled4.printf(" %uml\r",y);
jimconner 3:6dcf74b20bed 261 gOled4.display();
jimconner 2:c5f60c130f9a 262 gOled7.printf(" %uml\r",y);
jimconner 2:c5f60c130f9a 263 gOled7.display();
jimconner 1:c09b25119427 264 gOled3.printf(" %uml\r",a);
jimconner 0:3745349c0c83 265 gOled3.display();
jimconner 1:c09b25119427 266 gOled8.printf(" %uml\r",a);
jimconner 1:c09b25119427 267 gOled8.display();
jimconner 1:c09b25119427 268 gOled5.printf(" %uml\r",b);
jimconner 1:c09b25119427 269 gOled5.display();
jimconner 3:6dcf74b20bed 270 gOled9.printf(" %uml\r",b);
jimconner 3:6dcf74b20bed 271 gOled9.display();
jimconner 0:3745349c0c83 272 led2 = 1;
jimconner 0:3745349c0c83 273 x++;
jimconner 0:3745349c0c83 274 y--;
jimconner 0:3745349c0c83 275 a++;
jimconner 0:3745349c0c83 276 b--;
jimconner 3:6dcf74b20bed 277 TFT.locate(10,100);
jimconner 3:6dcf74b20bed 278 TFT.printf("A Value:%d",a);
jimconner 3:6dcf74b20bed 279 TFT.locate(10,125);
jimconner 3:6dcf74b20bed 280 TFT.printf("B Value:%d",b);
jimconner 3:6dcf74b20bed 281 TFT.locate(10,150);
jimconner 3:6dcf74b20bed 282 TFT.printf("X Value:%d",x);
jimconner 3:6dcf74b20bed 283 TFT.locate(10,175);
jimconner 3:6dcf74b20bed 284 TFT.printf("Y Value:%d",y);
jimconner 0:3745349c0c83 285 //wait(0.1);
jimconner 0:3745349c0c83 286 }
jimconner 0:3745349c0c83 287 }