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Small modification

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Marián 2022-12-01 15:30:11 +01:00 committed by GitHub
parent 2ce548baba
commit 6e7aff46ef
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1 changed files with 12 additions and 9 deletions
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lib/ssd1306.c
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@ -103,18 +103,21 @@
const uint8_t INIT_SSD1306[] PROGMEM = {
18, // number of initializers
0, SSD1306_DISPLAY_OFF, // 0xAE = Set Display OFF
1, SSD1306_SET_MUX_RATIO, 0x3F, // 0xA8 - 64MUX
1, SSD1306_SET_MUX_RATIO, 0x3F, // 0xA8 - 0x3F = 64MUX - for 128x64 version
// 0x1F = 32MUX - for 128x32 version
1, SSD1306_MEMORY_ADDR_MODE, 0x00, // 0x20 = Set Memory Addressing Mode
// 0x00 - Horizontal Addressing Mode
// 0x01 - Vertical Addressing Mode
// 0x02 - Page Addressing Mode (RESET)
2, SSD1306_SET_COLUMN_ADDR, START_COL_ADDR, END_COL_ADDR, // 0x21 = Set Column Address, 0 - 127
2, SSD1306_SET_PAGE_ADDR, START_PAGE_ADDR, END_PAGE_ADDR, // 0x22 = Set Page Address, 0 - 7
2, SSD1306_SET_COLUMN_ADDR, START_COL_ADDR, END_COL_ADDR, // 0x21 = Set Column Address, 0 to 127
2, SSD1306_SET_PAGE_ADDR, START_PAGE_ADDR, END_PAGE_ADDR, // 0x22 = Set Page Address, 0 to 7 for 128x64 version or 0 to 3 for 128x32 version
0, SSD1306_SET_START_LINE, // 0x40
1, SSD1306_DISPLAY_OFFSET, 0x00, // 0xD3
0, SSD1306_SEG_REMAP_OP, // 0xA0 / remap 0xA1
0, SSD1306_COM_SCAN_DIR_OP, // 0xC0 / remap 0xC8
1, SSD1306_COM_PIN_CONF, 0x12, // 0xDA, 0x12 - Disable COM Left/Right remap, Alternative COM pin configuration
0, SSD1306_COM_SCAN_DIR_OP, // 0xC0 = normal / scan direction COM output
// 0xC8 = remap / scan direction COM output from up to bottom or vice versa
1, SSD1306_COM_PIN_CONF, 0x12, // 0xDA, 0x12 - for 128x64 version, Disable COM Left/Right remap, Alternative COM pin conf
// 0x02 - for 128x32 version, Disable COM Left/Right remap, Sequential COM pin conf
1, SSD1306_SET_CONTRAST, 0x7F, // 0x81, 0x7F - reset value (max 0xFF)
0, SSD1306_DIS_ENT_DISP_ON, // 0xA4
0, SSD1306_DIS_NORMAL, // 0xA6
@ -354,10 +357,10 @@ uint8_t SSD1306_SetPosition (uint8_t x, uint8_t y)
/**
* @desc SSD1306 Set window
*
* @param uint8_t x1 / column -> 0 ... 127
* @param uint8_t x2 / column -> 0 ... 127
* @param uint8_t y1 / page -> 0 ... 7
* @param uint8_t y2 / page -> 0 ... 7
* @param uint8_t x1 / column -> 0 - MAX_X / 127 /
* @param uint8_t x2 / column -> 0 - MAX_X / 127 /
* @param uint8_t y1 / page -> 0 - MAX_Y / 7 for 128x64, 3 for 128x32 ver /
* @param uint8_t y2 / page -> 0 - MAX_Y / 7 for 128x64, 3 for 128x32 ver /
*
* @return void
*/