Example #1
0
        public async Task Init()
        {
            _factory.Init();

            var lcd = _factory.GetComponent <ILCD_Hitatchi_I2C>();

            //We got the pin config from here:
            //https://arduino-info.wikispaces.com/LCD-Blue-I2C
            //You'll have to find your own mapping for your device!

            await lcd.Init(0x27, 16, 2,
                           LCDConstants.LCD_5x8DOTS,
                           2, 1, 0, 4, 5, 6, 7, 3, BacklightPolarity.Positive);

            for (int i = 0; i < 3; i++)
            {
                lcd.BackLight();
                StopwatchDelay.Delay(100);
                lcd.NoBacklight();
                StopwatchDelay.Delay(100);
            }
            lcd.NoCursor();
            lcd.BackLight();
            lcd.Home();
            lcd.SetCursor(0, 0); //Start at character 4 on line 0
            lcd.Write("FT232H, LCD, C#");
            StopwatchDelay.Delay(250);
            lcd.SetCursor(0, 1);
            lcd.Write("git.io/vmEdE");
        }
Example #2
0
        public virtual async Task Begin(int cols, int rows, int charSize = LCDConstants.LCD_5x8DOTS)
        {
            if (rows > 1)
            {
                _displayFunction |= LCDConstants.LCD_2LINE;
            }

            _numlines = rows;
            _cols     = cols;

            StopwatchDelay.Delay(100);

            if ((_displayFunction & LCDConstants.LCD_8BITMODE) == 0)
            {
                // this is according to the hitachi HD44780 datasheet
                // figure 24, pg 46

                // we start in 8bit mode, try to set 4 bit mode
                Send(0x03, LCDConstants.FOUR_BITS);
                StopwatchDelay.DelayMicroSeconds(4500); // wait min 4.1ms

                // second try
                Send(0x03, LCDConstants.FOUR_BITS);
                StopwatchDelay.DelayMicroSeconds(4500); // wait min 4.1ms

                // third go!
                Send(0x03, LCDConstants.FOUR_BITS);
                StopwatchDelay.DelayMicroSeconds(150);

                // finally, set to 4-bit interface
                Send(0x02, LCDConstants.FOUR_BITS);
            }
            else
            {
                // this is according to the hitachi HD44780 datasheet
                // page 45 figure 23

                // Send function set command sequence
                _command(LCDConstants.FunctionSet | _displayFunction);
                StopwatchDelay.DelayMicroSeconds(4500);  // wait more than 4.1ms

                // second try
                _command(LCDConstants.FunctionSet | _displayFunction);
                StopwatchDelay.DelayMicroSeconds(150);

                // third go
                _command(LCDConstants.FunctionSet | _displayFunction);
            }

            // finally, set # lines, font size, etc.
            _command(LCDConstants.FunctionSet | _displayFunction);

            // turn the display on with no cursor or blinking default
            _displaycontrol = LCDConstants.DisplayOn | LCDConstants.CursorOff | LCDConstants.BlinkOff;
            Display();

            // clear the LCD
            Clear();

            // Initialize to default text direction (for romance languages)
            _displaymode = LCDConstants.EntryLeft | LCDConstants.ShiftDecrement;
            // set the entry mode
            _command(LCDConstants.EntryModeSet | _displaymode);

            BackLight();
        }
Example #3
0
        private const int LatencyTimer    = 255;   // Hz

        static void Main(string[] args)
        {
            List <int[]> charBitmap = new List <int[]> {
                new int[] { 0xc, 0x12, 0x12, 0xc, 0, 0, 0, 0 },
                new int[] { 0x6, 0x9, 0x9, 0x6, 0, 0, 0, 0 },
                new int[] { 0x0, 0x6, 0x9, 0x9, 0x6, 0, 0, 0x0 },
                new int[] { 0x0, 0xc, 0x12, 0x12, 0xc, 0, 0, 0x0 },
                new int[] { 0x0, 0x0, 0xc, 0x12, 0x12, 0xc, 0, 0x0 },
                new int[] { 0x0, 0x0, 0x6, 0x9, 0x9, 0x6, 0, 0x0 },
                new int[] { 0x0, 0x0, 0x0, 0x6, 0x9, 0x9, 0x6, 0x0 },
                new int[] { 0x0, 0x0, 0x0, 0xc, 0x12, 0x12, 0xc, 0x0 }
            };

            var lcd = new I2CLCD(0x27, 2, 1, 0, 4, 5, 6, 7, 3, BacklightPolarity.Positive);


            lcd.Begin(16, 2);

            //for (int i = 0; i < charBitmap.Count; i++)
            //{
            //    lcd.CreateChar(i, charBitmap[i]);
            //}

            for (int i = 0; i < 3; i++)
            {
                lcd.BackLight();
                StopwatchDelay.Delay(100);
                lcd.NoBacklight();
                StopwatchDelay.Delay(100);
            }



            lcd.BackLight();
            lcd.Home();
            lcd.SetCursor(0, 0); //Start at character 4 on line 0
            lcd.Write("FT232H, LCD, C#");
            StopwatchDelay.Delay(250);
            lcd.SetCursor(0, 1);
            lcd.Write("git.io/vmEdE");
            //var rn = new Random((int)DateTime.Now.Ticks);
            //while (true)
            //{
            //    lcd.Home();
            //    // Do a little animation by writing to the same location
            //    for (int i = 0; i < 2; i++)
            //    {
            //        for (int j = 0; j < 16; j++)
            //        {
            //            lcd.Write((char)(rn.Next(7)));
            //        }
            //        lcd.SetCursor(0, 1);
            //    }
            //    StopwatchDelay.Delay(200);
            //}


            //var start = 0x21;
            //var end = 0x28;

            //for (var address = start; address < end; address++)
            //{
            //    Console.WriteLine(address);
            //    var lcd = new I2CLCD(address, 2, 1, 0, 4, 5, 6, 7, 3, BacklightPolarity.Positive);
            //    lcd.Begin(16, 2);
            //    //for (int i = 0; i < 3; i++)
            //    //{
            //    //    lcd.BackLight();
            //    //    StopwatchDelay.Delay(250);
            //    //    lcd.NoBacklight();
            //    //    StopwatchDelay.Delay(250);
            //    //}

            //    lcd.BackLight();

            //    lcd.SetCursor(0, 0); //Start at character 4 on line 0
            //    lcd.Write("Hello, world!");
            //    StopwatchDelay.Delay(250);
            //    lcd.SetCursor(0, 1);
            //    lcd.Write("HI!YourDuino.com");


            //}

            Console.WriteLine("Finished");


            //var adcSpiConfig = new FtChannelConfig
            //{
            //    ClockRate = ConnectionSpeed,
            //    LatencyTimer = LatencyTimer,
            //    configOptions = FtConfigOptions.Mode0 | FtConfigOptions.CsDbus3 | FtConfigOptions.CsActivelow
            //};
            // var c = new I2CDevice(adcSpiConfig);

            //var b = new byte[1];
            //b[0] = 0x02;
            //int transferred;



            //var result = c.Write(0x27, b, 0, out transferred, FtI2CTransferOptions.FastTransfer);

            Console.Read();
            //  Debug.WriteLine(result);

            return;


            //var adcConfig = new Maxim186Configuration
            //                    {
            //                        Channel = Maxim186.Channel.Channel0,
            //                        ConversionType = Maxim186.ConversionType.SingleEnded,
            //                        Polarity = Maxim186.Polarity.Unipolar,
            //                        PowerMode = Maxim186.PowerMode.InternalClockMode
            //                    };



            //var adc = new Maxim186(adcConfig, adcSpiConfig);

            //do
            //{
            //    Console.WriteLine(adc.GetConvertedSample());



            //} while (true);
            //*/
        }