IoTKitV3 / IoTKit

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Dependencies:   wifi-ism43362

Dependents:   DigitalOut DigitalOut

OLEDDisplay.h@1:480364dcdacc, 2019-04-22 (annotated)

Committer:
marcel1691
Date:
Mon Apr 22 09:43:15 2019 +0000
Revision:
1:480364dcdacc
Alle Pins und OLEDDisplay und Motor Library

Who changed what in which revision?

UserRevisionLine numberNew contents of line
marcel1691 1:480364dcdacc 1 /* IoTKit OLED Display Library
marcel1691 1:480364dcdacc 2 * Copyright (c) 2016 Marcel mc-b Bernet
marcel1691 1:480364dcdacc 3 *
marcel1691 1:480364dcdacc 4 * Licensed under the Apache License, Version 2.0 (the "License");
marcel1691 1:480364dcdacc 5 * you may not use this file except in compliance with the License.
marcel1691 1:480364dcdacc 6 * You may obtain a copy of the License at
marcel1691 1:480364dcdacc 7 *
marcel1691 1:480364dcdacc 8 * http://www.apache.org/licenses/LICENSE-2.0
marcel1691 1:480364dcdacc 9 *
marcel1691 1:480364dcdacc 10 * Unless required by applicable law or agreed to in writing, software
marcel1691 1:480364dcdacc 11 * distributed under the License is distributed on an "AS IS" BASIS,
marcel1691 1:480364dcdacc 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
marcel1691 1:480364dcdacc 13 * See the License for the specific language governing permissions and
marcel1691 1:480364dcdacc 14 * limitations under the License.
marcel1691 1:480364dcdacc 15 */
marcel1691 1:480364dcdacc 16
marcel1691 1:480364dcdacc 17 #include "mbed.h"
marcel1691 1:480364dcdacc 18 #include <stdarg.h>
marcel1691 1:480364dcdacc 19 #include "Adafruit_SSD1306.h"
marcel1691 1:480364dcdacc 20
marcel1691 1:480364dcdacc 21 #ifndef OLED_DISPLAY
marcel1691 1:480364dcdacc 22 #define OLED_DISPLAY
marcel1691 1:480364dcdacc 23
marcel1691 1:480364dcdacc 24 /** OLED Display
marcel1691 1:480364dcdacc 25 *
marcel1691 1:480364dcdacc 26 * Vereinfachte Version zur Ansteuerung eines Displays
marcel1691 1:480364dcdacc 27 * auf Basis von I2C und SSD1306 Interface
marcel1691 1:480364dcdacc 28 *
marcel1691 1:480364dcdacc 29 * Example:
marcel1691 1:480364dcdacc 30 * @code
marcel1691 1:480364dcdacc 31 * #include "mbed.h"
marcel1691 1:480364dcdacc 32 * #include "OLEDDisplay.h"
marcel1691 1:480364dcdacc 33 *
marcel1691 1:480364dcdacc 34 * DigitalOut led( D10 );
marcel1691 1:480364dcdacc 35 * OLEDDisplay oled;
marcel1691 1:480364dcdacc 36 *
marcel1691 1:480364dcdacc 37 * int main()
marcel1691 1:480364dcdacc 38 * {
marcel1691 1:480364dcdacc 39 * int i = 0;
marcel1691 1:480364dcdacc 40 * oled.clear();
marcel1691 1:480364dcdacc 41 * oled.printf( "Test\r\n" );
marcel1691 1:480364dcdacc 42 *
marcel1691 1:480364dcdacc 43 * while (true)
marcel1691 1:480364dcdacc 44 * {
marcel1691 1:480364dcdacc 45 * oled.cursor( 1, 0 );
marcel1691 1:480364dcdacc 46 * oled.printf( "ON %d, %d\n", led.read(), i );
marcel1691 1:480364dcdacc 47 * led = 1;
marcel1691 1:480364dcdacc 48 * wait( 1.0f );
marcel1691 1:480364dcdacc 49 *
marcel1691 1:480364dcdacc 50 * oled.cursor( 2, 0 );
marcel1691 1:480364dcdacc 51 * oled.printf( "OFF %d, %d\n", led.read(), i );
marcel1691 1:480364dcdacc 52 * led = 0;
marcel1691 1:480364dcdacc 53 * i++;
marcel1691 1:480364dcdacc 54 * wait( 1.0f );
marcel1691 1:480364dcdacc 55 * }
marcel1691 1:480364dcdacc 56 * }
marcel1691 1:480364dcdacc 57 * @endcode
marcel1691 1:480364dcdacc 58 */
marcel1691 1:480364dcdacc 59
marcel1691 1:480364dcdacc 60 class OLEDDisplay
marcel1691 1:480364dcdacc 61 {
marcel1691 1:480364dcdacc 62 public:
marcel1691 1:480364dcdacc 63 OLEDDisplay( PinName rst = D9, PinName sca = D14, PinName scl = D15, uint8_t addr = 0x78 ) : i2c( sca, scl ), oled( i2c, rst, addr )
marcel1691 1:480364dcdacc 64 {
marcel1691 1:480364dcdacc 65 }
marcel1691 1:480364dcdacc 66
marcel1691 1:480364dcdacc 67 /** clear Display */
marcel1691 1:480364dcdacc 68 void clear()
marcel1691 1:480364dcdacc 69 {
marcel1691 1:480364dcdacc 70 oled.clearDisplay();
marcel1691 1:480364dcdacc 71 oled.setTextCursor( 0, 0 );
marcel1691 1:480364dcdacc 72
marcel1691 1:480364dcdacc 73 }
marcel1691 1:480364dcdacc 74 /** Set the display rotation, 1 = down, 2 = up, 3 = left, or 4 = right*/
marcel1691 1:480364dcdacc 75 void setRotation(uint8_t r)
marcel1691 1:480364dcdacc 76 {
marcel1691 1:480364dcdacc 77 oled.setRotation( r );
marcel1691 1:480364dcdacc 78 }
marcel1691 1:480364dcdacc 79
marcel1691 1:480364dcdacc 80 /** printf formatted with display */
marcel1691 1:480364dcdacc 81 void printf( const char *format, ... )
marcel1691 1:480364dcdacc 82 {
marcel1691 1:480364dcdacc 83 static char buffer[128];
marcel1691 1:480364dcdacc 84
marcel1691 1:480364dcdacc 85 va_list args;
marcel1691 1:480364dcdacc 86 va_start(args, format);
marcel1691 1:480364dcdacc 87 vsprintf(buffer, format, args);
marcel1691 1:480364dcdacc 88 va_end(args);
marcel1691 1:480364dcdacc 89
marcel1691 1:480364dcdacc 90 oled.printf( buffer );
marcel1691 1:480364dcdacc 91 oled.display();
marcel1691 1:480364dcdacc 92 }
marcel1691 1:480364dcdacc 93
marcel1691 1:480364dcdacc 94 /// Set the text cursor location, based on the size of the text
marcel1691 1:480364dcdacc 95 void cursor( int16_t y, int16_t x )
marcel1691 1:480364dcdacc 96 {
marcel1691 1:480364dcdacc 97 oled.setTextCursor( x * 6 , y * 8 );
marcel1691 1:480364dcdacc 98 }
marcel1691 1:480364dcdacc 99
marcel1691 1:480364dcdacc 100
marcel1691 1:480364dcdacc 101 private:
marcel1691 1:480364dcdacc 102 I2C i2c;
marcel1691 1:480364dcdacc 103 Adafruit_SSD1306_I2c oled;
marcel1691 1:480364dcdacc 104 };
marcel1691 1:480364dcdacc 105
marcel1691 1:480364dcdacc 106 #endif // OLED_DISPLAY