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src/lcd/eboled.*: lcd - adding support for 128x64 spi oled modules #708

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src/lcd/eboled.*: lcd - adding support for 128x64 spi oled modules #708

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14 changes: 13 additions & 1 deletion src/lcd/eboled.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -84,15 +84,27 @@ EBOLED::EBOLED(int spi, int CD, int reset) :

setAddressingMode(HORIZONTAL);

#ifdef EBOLED_128X64
//Set Page Address range, required for horizontal addressing mode.
command(CMD_SETPAGEADDRESS); // triple-byte cmd
command(0x00); //Initial page address
command(0x07); //Final page address use all 8 pages
//Set Column Address range, required for horizontal addressing mode.
command(CMD_SETCOLUMNADDRESS); // triple-byte cmd
command(0x00); // this display has no horizontal offset
command(0x7f); // 128 columns wide
#endif // 128x64
#ifndef EBOLED_128X64
//Set Page Address range, required for horizontal addressing mode.
command(CMD_SETPAGEADDRESS); // triple-byte cmd
command(0x00); //Initial page address
command(0x05); //Final page address

//Set Column Address range, required for horizontal addressing mode.
command(CMD_SETCOLUMNADDRESS); // triple-byte cmd
command(0x20); // this display has a horizontal offset of 20 columns
command(0x5f); // 64 columns wide - 0 based 63 offset
#endif // 64X48

}

EBOLED::~EBOLED()
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13 changes: 13 additions & 0 deletions src/lcd/eboled.hpp
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Expand Up @@ -28,17 +28,30 @@
#define EBOLED_DEFAULT_CD 36
#define EBOLED_DEFAULT_RESET 48

//#define EBOLED_128X64 1
/* uncomment for to work with 128x64 displays
* like https://robu.in/product/0-96-oled-display-module-spii2c-128x64-7-pin-blue/
*
*/
#define swap(a, b) { uint8_t t = a; a = b; b = t; }

namespace upm
{
const uint8_t COLOR_WHITE = 0x01;
const uint8_t COLOR_BLACK = 0x00;
const uint8_t COLOR_XOR = 0x02;
#ifdef EBOLED_128X64
const uint8_t OLED_WIDTH = 0x80; // 128 pixels
const uint8_t VERT_COLUMNS = 0x40; // half width for hi/lo 16bit writes.
const uint8_t OLED_HEIGHT = 0x40; // 64 pixels
const int BUFFER_SIZE = 512;
#endif //EBOLED_128X64
#ifndef EBOLED_128X64 // normal EBOLED screen - 64x48
const uint8_t OLED_WIDTH = 0x40; // 64 pixels
const uint8_t VERT_COLUMNS = 0x20; // half width for hi/lo 16bit writes.
const uint8_t OLED_HEIGHT = 0x30; // 48 pixels
const int BUFFER_SIZE = 192;
#endif //EBOLED 64x48

/**
* @library lcd
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