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Table of Contents
Summary of Contents for Whadda WPI438
- Page 1 WPI438 0.96 INCH OLED SCREEN WITH I2C FOR ARDUINO ® USER MANUAL...
- Page 2 WPI438 USER MANUAL Introduction To all residents of the European Union Important environmental information about this product This symbol on the device or the package indicates that disposal of the device after its lifecycle could harm the environment. Do not dispose of the unit (or batteries) as unsorted municipal waste; it should be taken to a specialized company for recycling.
- Page 3 WPI438 Overview WPI438 OLED displays are great in many ways. They use very little power, are bright, easy to read with a large viewing angle and have high resolution considering their small size. resolution: 128 x 64 dots viewing angle: > 160°...
- Page 4 Go to Files → Examples and scroll down to U8glib. Open the example Graphicstest. In the sketch “Graphicstest”, several types of displays can be selected. Just “un-comment” the one you need. For the WPI438 you have to un-comment: U8GLIB_SSD1306_128X64 u8g(U8G_I2C_OPT_NO_ACK); // Display which does not send AC Compile and upload the sketch to your Arduino ®...
- Page 5 WPI438 #include "U8glib.h" // setup u8g object, please remove comment from one of the following constructor calls // IMPORTANT NOTE: The following list is incomplete. The complete list of supported // devices with all constructor calls is here: https://github.com/olikraus/u8glib/wiki/device U8GLIB_SSD1306_128X64 u8g(U8G_I2C_OPT_NO_ACK);...
- Page 6 WPI438 u8g.drawLine(7+a*2, 10, 60, 55); u8g.drawLine(7+a*3, 10, 80, 55); u8g.drawLine(7+a*4, 10, 100, 55); void u8g_triangle(uint8_t a) { uint16_t offset = a; u8g.drawStr( 0, 0, "drawTriangle"); u8g.drawTriangle(14,7, 45,30, 10,40); u8g.drawTriangle(14+offset,7-offset, 45+offset,30-offset, 57+offset,10-offset); u8g.drawTriangle(57+offset*2,10, 45+offset*2,30, 86+offset*2,53); u8g.drawTriangle(10+offset,40+offset, 45+offset,30+offset, 86+offset,53+offset); void u8g_ascii_1() { char s[2] = "...
- Page 7 WPI438 else if ( u8g.getMode() == U8G_MODE_GRAY2BIT ) u8g.drawStr( 66, 0, "Gray Level"); u8g.setColorIndex(1); u8g.drawBox(0, 4, 64, 32); u8g.drawBox(70, 20, 4, 12); u8g.setColorIndex(2); u8g.drawBox(0+1*a, 4+1*a, 64-2*a, 32-2*a); u8g.drawBox(74, 20, 4, 12); u8g.setColorIndex(3); u8g.drawBox(0+2*a, 4+2*a, 64-4*a, 32-4*a); u8g.drawBox(78, 20, 4, 12);...
- Page 8 = 0; // rebuild the picture after some delay //delay(150); More Information Please refer to the WPI438 product page on www.velleman.eu for more information. Use this device with original accessories only. Velleman nv cannot be held responsible in the event of damage or injury resulting from (incorrect) use of this device.
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