Update lcd.c
- improved lcd_putc() function - fix lcd_invert()
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Sylaina
GitHub
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416ea430a4
Commit
827aa808dd
435
lcd.c
435
lcd.c
@ -15,22 +15,22 @@
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*
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* Diese Datei ist Teil von lcd library for ssd1306/sh1106 oled-display.
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*
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* lcd library for ssd1306/sh1106 oled-display ist Freie Software: Sie können es unter den Bedingungen
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* lcd library for ssd1306/sh1106 oled-display ist Freie Software: Sie können es unter den Bedingungen
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* der GNU General Public License, wie von der Free Software Foundation,
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* Version 3 der Lizenz oder jeder späteren
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* veröffentlichten Version, weiterverbreiten und/oder modifizieren.
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* Version 3 der Lizenz oder jeder späteren
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* veröffentlichten Version, weiterverbreiten und/oder modifizieren.
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*
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* lcd library for ssd1306/sh1106 oled-display wird in der Hoffnung, dass es nützlich sein wird, aber
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* OHNE JEDE GEWÄHRLEISTUNG, bereitgestellt; sogar ohne die implizite
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* Gewährleistung der MARKTFÄHIGKEIT oder EIGNUNG FÜR EINEN BESTIMMTEN ZWECK.
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* Siehe die GNU General Public License für weitere Details.
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* lcd library for ssd1306/sh1106 oled-display wird in der Hoffnung, dass es nützlich sein wird, aber
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* OHNE JEDE GEWÄHRLEISTUNG, bereitgestellt; sogar ohne die implizite
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* Gewährleistung der MARKTFÄHIGKEIT oder EIGNUNG FÜR EINEN BESTIMMTEN ZWECK.
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* Siehe die GNU General Public License für weitere Details.
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*
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* Sie sollten eine Kopie der GNU General Public License zusammen mit diesem
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* Programm erhalten haben. Wenn nicht, siehe <http://www.gnu.org/licenses/>.
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*
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* lcd.h
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*
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* Created by Michael Köhler on 22.12.16.
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* Created by Michael Koehler on 22.12.16.
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* Copyright 2016 Skie-Systems. All rights reserved.
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*
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* lib for OLED-Display with ssd1306/sh1106-Controller
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@ -42,151 +42,53 @@
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*/
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#include "lcd.h"
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#include "font.h"
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#include <string.h>
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uint8_t cursorPosition=0;
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/* TODO: setUp Font*/
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const char *font = ssd1306oled_font6x8;
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static struct {
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uint8_t x;
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uint8_t y;
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} cursorPosition;
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#if defined GRAPHICMODE
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#include <stdlib.h>
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static uint8_t displayBuffer[DISPLAYSIZE];
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uint16_t actualIndex = 0;
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#endif
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/* Standard ASCII 6x8 font */
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static const uint8_t ssd1306oled_font6x8 [] PROGMEM = {
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // sp
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0x00, 0x00, 0x00, 0x2f, 0x00, 0x00, // !
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0x00, 0x00, 0x07, 0x00, 0x07, 0x00, // "
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0x00, 0x14, 0x7f, 0x14, 0x7f, 0x14, // #
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0x00, 0x24, 0x2a, 0x7f, 0x2a, 0x12, // $
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0x00, 0x62, 0x64, 0x08, 0x13, 0x23, // %
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0x00, 0x36, 0x49, 0x55, 0x22, 0x50, // &
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0x00, 0x00, 0x05, 0x03, 0x00, 0x00, // '
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0x00, 0x00, 0x1c, 0x22, 0x41, 0x00, // (
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0x00, 0x00, 0x41, 0x22, 0x1c, 0x00, // )
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0x00, 0x14, 0x08, 0x3E, 0x08, 0x14, // *
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0x00, 0x08, 0x08, 0x3E, 0x08, 0x08, // +
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0x00, 0x00, 0x00, 0xA0, 0x60, 0x00, // ,
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0x00, 0x08, 0x08, 0x08, 0x08, 0x08, // -
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0x00, 0x00, 0x60, 0x60, 0x00, 0x00, // .
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0x00, 0x20, 0x10, 0x08, 0x04, 0x02, // /
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0x00, 0x3E, 0x51, 0x49, 0x45, 0x3E, // 0
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0x00, 0x00, 0x42, 0x7F, 0x40, 0x00, // 1
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0x00, 0x42, 0x61, 0x51, 0x49, 0x46, // 2
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0x00, 0x21, 0x41, 0x45, 0x4B, 0x31, // 3
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0x00, 0x18, 0x14, 0x12, 0x7F, 0x10, // 4
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0x00, 0x27, 0x45, 0x45, 0x45, 0x39, // 5
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0x00, 0x3C, 0x4A, 0x49, 0x49, 0x30, // 6
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0x00, 0x01, 0x71, 0x09, 0x05, 0x03, // 7
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0x00, 0x36, 0x49, 0x49, 0x49, 0x36, // 8
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0x00, 0x06, 0x49, 0x49, 0x29, 0x1E, // 9
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0x00, 0x00, 0x36, 0x36, 0x00, 0x00, // :
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0x00, 0x00, 0x56, 0x36, 0x00, 0x00, // ;
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0x00, 0x08, 0x14, 0x22, 0x41, 0x00, // <
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0x00, 0x14, 0x14, 0x14, 0x14, 0x14, // =
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0x00, 0x00, 0x41, 0x22, 0x14, 0x08, // >
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0x00, 0x02, 0x01, 0x51, 0x09, 0x06, // ?
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0x00, 0x32, 0x49, 0x59, 0x51, 0x3E, // @
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0x00, 0x7C, 0x12, 0x11, 0x12, 0x7C, // A
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0x00, 0x7F, 0x49, 0x49, 0x49, 0x36, // B
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0x00, 0x3E, 0x41, 0x41, 0x41, 0x22, // C
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0x00, 0x7F, 0x41, 0x41, 0x22, 0x1C, // D
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0x00, 0x7F, 0x49, 0x49, 0x49, 0x41, // E
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0x00, 0x7F, 0x09, 0x09, 0x09, 0x01, // F
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0x00, 0x3E, 0x41, 0x49, 0x49, 0x7A, // G
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0x00, 0x7F, 0x08, 0x08, 0x08, 0x7F, // H
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0x00, 0x00, 0x41, 0x7F, 0x41, 0x00, // I
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0x00, 0x20, 0x40, 0x41, 0x3F, 0x01, // J
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0x00, 0x7F, 0x08, 0x14, 0x22, 0x41, // K
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0x00, 0x7F, 0x40, 0x40, 0x40, 0x40, // L
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0x00, 0x7F, 0x02, 0x0C, 0x02, 0x7F, // M
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0x00, 0x7F, 0x04, 0x08, 0x10, 0x7F, // N
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0x00, 0x3E, 0x41, 0x41, 0x41, 0x3E, // O
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0x00, 0x7F, 0x09, 0x09, 0x09, 0x06, // P
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0x00, 0x3E, 0x41, 0x51, 0x21, 0x5E, // Q
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0x00, 0x7F, 0x09, 0x19, 0x29, 0x46, // R
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0x00, 0x46, 0x49, 0x49, 0x49, 0x31, // S
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0x00, 0x01, 0x01, 0x7F, 0x01, 0x01, // T
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0x00, 0x3F, 0x40, 0x40, 0x40, 0x3F, // U
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0x00, 0x1F, 0x20, 0x40, 0x20, 0x1F, // V
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0x00, 0x3F, 0x40, 0x38, 0x40, 0x3F, // W
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0x00, 0x63, 0x14, 0x08, 0x14, 0x63, // X
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0x00, 0x07, 0x08, 0x70, 0x08, 0x07, // Y
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0x00, 0x61, 0x51, 0x49, 0x45, 0x43, // Z
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0x00, 0x00, 0x7F, 0x41, 0x41, 0x00, // [
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0x00, 0x55, 0x2A, 0x55, 0x2A, 0x55, // backslash
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0x00, 0x00, 0x41, 0x41, 0x7F, 0x00, // ]
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0x00, 0x04, 0x02, 0x01, 0x02, 0x04, // ^
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0x00, 0x40, 0x40, 0x40, 0x40, 0x40, // _
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0x00, 0x00, 0x01, 0x02, 0x04, 0x00, // '
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0x00, 0x20, 0x54, 0x54, 0x54, 0x78, // a
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0x00, 0x7F, 0x48, 0x44, 0x44, 0x38, // b
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0x00, 0x38, 0x44, 0x44, 0x44, 0x20, // c
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0x00, 0x38, 0x44, 0x44, 0x48, 0x7F, // d
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0x00, 0x38, 0x54, 0x54, 0x54, 0x18, // e
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0x00, 0x08, 0x7E, 0x09, 0x01, 0x02, // f
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0x00, 0x18, 0xA4, 0xA4, 0xA4, 0x7C, // g
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0x00, 0x7F, 0x08, 0x04, 0x04, 0x78, // h
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0x00, 0x00, 0x44, 0x7D, 0x40, 0x00, // i
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0x00, 0x40, 0x80, 0x84, 0x7D, 0x00, // j
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0x00, 0x7F, 0x10, 0x28, 0x44, 0x00, // k
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0x00, 0x00, 0x41, 0x7F, 0x40, 0x00, // l
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0x00, 0x7C, 0x04, 0x18, 0x04, 0x78, // m
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0x00, 0x7C, 0x08, 0x04, 0x04, 0x78, // n
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0x00, 0x38, 0x44, 0x44, 0x44, 0x38, // o
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0x00, 0xFC, 0x24, 0x24, 0x24, 0x18, // p
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0x00, 0x18, 0x24, 0x24, 0x18, 0xFC, // q
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0x00, 0x7C, 0x08, 0x04, 0x04, 0x08, // r
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0x00, 0x48, 0x54, 0x54, 0x54, 0x20, // s
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0x00, 0x04, 0x3F, 0x44, 0x40, 0x20, // t
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0x00, 0x3C, 0x40, 0x40, 0x20, 0x7C, // u
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0x00, 0x1C, 0x20, 0x40, 0x20, 0x1C, // v
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0x00, 0x3C, 0x40, 0x30, 0x40, 0x3C, // w
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0x00, 0x44, 0x28, 0x10, 0x28, 0x44, // x
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0x00, 0x1C, 0xA0, 0xA0, 0xA0, 0x7C, // y
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0x00, 0x44, 0x64, 0x54, 0x4C, 0x44, // z
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0x00, 0x00, 0x08, 0x77, 0x41, 0x00, // {
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0x00, 0x00, 0x00, 0x63, 0x00, 0x00, // ¦
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0x00, 0x00, 0x41, 0x77, 0x08, 0x00, // }
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0x00, 0x08, 0x04, 0x08, 0x08, 0x04, // ~
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0x00, 0x3D, 0x40, 0x40, 0x20, 0x7D, // ü
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0x00, 0x3D, 0x40, 0x40, 0x40, 0x3D, // Ü
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0x00, 0x21, 0x54, 0x54, 0x54, 0x79, // ä
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0x00, 0x7D, 0x12, 0x11, 0x12, 0x7D, // Ä
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0x00, 0x39, 0x44, 0x44, 0x44, 0x39, // ö
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0x00, 0x3D, 0x42, 0x42, 0x42, 0x3D, // Ö
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0x00, 0x02, 0x05, 0x02, 0x00, 0x00, // °
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0x00, 0x7E, 0x01, 0x49, 0x55, 0x73, // ß
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};
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const uint8_t init_sequence [] PROGMEM = { // Initialization Sequence
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LCD_DISP_OFF, // Display OFF (sleep mode)
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0x20, 0b00, // Set Memory Addressing Mode
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LCD_DISP_OFF, // Display OFF (sleep mode)
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0x20, 0b00, // Set Memory Addressing Mode
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// 00=Horizontal Addressing Mode; 01=Vertical Addressing Mode;
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// 10=Page Addressing Mode (RESET); 11=Invalid
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0xB0, // Set Page Start Address for Page Addressing Mode, 0-7
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0xC8, // Set COM Output Scan Direction
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0x00, // --set low column address
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0x10, // --set high column address
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0x40, // --set start line address
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0x81, 0x3F, // Set contrast control register
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0xA1, // Set Segment Re-map. A0=address mapped; A1=address 127 mapped.
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0xA6, // Set display mode. A6=Normal; A7=Inverse
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0xA8, 0x3F, // Set multiplex ratio(1 to 64)
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0xA4, // Output RAM to Display
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0xB0, // Set Page Start Address for Page Addressing Mode, 0-7
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0xC8, // Set COM Output Scan Direction
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0x00, // --set low column address
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0x10, // --set high column address
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0x40, // --set start line address
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0x81, 0x3F, // Set contrast control register
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0xA1, // Set Segment Re-map. A0=address mapped; A1=address 127 mapped.
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0xA6, // Set display mode. A6=Normal; A7=Inverse
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0xA8, 0x3F, // Set multiplex ratio(1 to 64)
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0xA4, // Output RAM to Display
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// 0xA4=Output follows RAM content; 0xA5,Output ignores RAM content
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0xD3, 0x00, // Set display offset. 00 = no offset
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0xD5, // --set display clock divide ratio/oscillator frequency
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0xF0, // --set divide ratio
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0xD9, 0x22, // Set pre-charge period
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0xDA, 0x12, // Set com pins hardware configuration
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0xDB, // --set vcomh
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0x20, // 0x20,0.77xVcc
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0x8D, 0x14, // Set DC-DC enable
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0xD3, 0x00, // Set display offset. 00 = no offset
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0xD5, // --set display clock divide ratio/oscillator frequency
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0xF0, // --set divide ratio
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0xD9, 0x22, // Set pre-charge period
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0xDA, 0x12, // Set com pins hardware configuration
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0xDB, // --set vcomh
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0x20, // 0x20,0.77xVcc
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0x8D, 0x14, // Set DC-DC enable
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};
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#pragma mark LCD COMMUNICATION
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void lcd_command(uint8_t cmd[], uint8_t size) {
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i2c_start(LCD_I2C_ADR);
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i2c_start((LCD_I2C_ADR << 1) | 0);
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i2c_byte(0x00); // 0x00 for command, 0x40 for data
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for (uint8_t i=0; i<size; i++) {
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i2c_byte(cmd[i]);
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@ -194,13 +96,15 @@ void lcd_command(uint8_t cmd[], uint8_t size) {
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i2c_stop();
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}
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void lcd_data(uint8_t data[], uint16_t size) {
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i2c_start(LCD_I2C_ADR);
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i2c_start((LCD_I2C_ADR << 1) | 0);
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i2c_byte(0x40); // 0x00 for command, 0x40 for data
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for (uint16_t i = 0; i<size; i++) {
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i2c_byte(data[i]);
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}
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i2c_stop();
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}
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#pragma mark -
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#pragma mark GENERAL FUNKTIONS
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void lcd_init(uint8_t dispAttr){
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i2c_init();
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uint8_t commandSequence[sizeof(init_sequence)+1];
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@ -215,7 +119,7 @@ void lcd_home(void){
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lcd_gotoxy(0, 0);
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}
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void lcd_invert(uint8_t invert){
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i2c_start(LCD_I2C_ADR);
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i2c_start((LCD_I2C_ADR << 1) | 0);
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uint8_t commandSequence[1];
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if (invert == YES) {
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commandSequence[0] = 0xA7;
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@ -240,6 +144,8 @@ void lcd_puts_p(const char* progmem_s){
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}
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}
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#if defined TEXTMODE
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#pragma mark -
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#pragma mark TEXTMODE
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void lcd_clrscr(void){
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uint8_t clearLine[DISPLAY_WIDTH];
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memset(clearLine, 0x00, DISPLAY_WIDTH);
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@ -252,7 +158,8 @@ void lcd_clrscr(void){
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}
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void lcd_gotoxy(uint8_t x, uint8_t y) {
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if( x > (DISPLAY_WIDTH/6) || y > (DISPLAY_HEIGHT/8-1)) return;// out of display
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cursorPosition=x;
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cursorPosition.x=x;
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cursorPosition.y=y;
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x = x * 6; // one char: 6 pixel width
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#if defined SSD1306
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uint8_t commandSequence[] = {0xb0+y, 0x21, x, 0x7f};
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@ -262,91 +169,48 @@ void lcd_gotoxy(uint8_t x, uint8_t y) {
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lcd_command(commandSequence, sizeof(commandSequence));
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}
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void lcd_putc(char c){
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if((c > 127 ||
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cursorPosition > 20 ||
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c < 32) &&
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(c != 'ü' &&
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c != 'ö' &&
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c != '°' &&
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c != 'ä' &&
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c != 'ß' &&
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c != 'Ü' &&
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c != 'Ö' &&
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c != 'Ä' ) ) return;
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cursorPosition++;
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i2c_start(LCD_I2C_ADR);
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i2c_byte(0x40); // 0x00 for command, 0x40 for data
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switch (c) {
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case 'ü':
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c = 95; // ü
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for (uint8_t i = 0; i < 6; i++)
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{
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i2c_byte(pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i])); // print font to ram, print 6 columns
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}
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break;
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case 'ö':
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c = 99; // ö
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for (uint8_t i = 0; i < 6; i++)
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{
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i2c_byte(pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i])); // print font to ram, print 6 columns
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}
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break;
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case '°':
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c = 101; // °
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for (uint8_t i = 0; i < 6; i++)
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{
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i2c_byte(pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i])); // print font to ram, print 6 columns
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}
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break;
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case 'ä':
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c = 97; // ä
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for (uint8_t i = 0; i < 6; i++)
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{
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i2c_byte(pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i])); // print font to ram, print 6 columns
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}
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break;
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case 'ß':
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c = 102; // ß
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for (uint8_t i = 0; i < 6; i++)
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{
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i2c_byte(pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i])); // print font to ram, print 6 columns
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}
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break;
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case 'Ü':
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c = 96; // Ü
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for (uint8_t i = 0; i < 6; i++)
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||||
{
|
||||
i2c_byte(pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i])); // print font to ram, print 6 columns
|
||||
}
|
||||
break;
|
||||
case 'Ö':
|
||||
c = 100; // Ö
|
||||
for (uint8_t i = 0; i < 6; i++)
|
||||
{
|
||||
i2c_byte(pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i])); // print font to ram, print 6 columns
|
||||
}
|
||||
break;
|
||||
case 'Ä':
|
||||
c = 98; // Ä
|
||||
for (uint8_t i = 0; i < 6; i++)
|
||||
{
|
||||
i2c_byte(pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i])); // print font to ram, print 6 columns
|
||||
}
|
||||
break;
|
||||
default:
|
||||
c -= 32;
|
||||
if( c < 127-32 ) {
|
||||
for (uint8_t i = 0; i < 6; i++)
|
||||
{
|
||||
i2c_byte(pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i])); // print font to ram, print 6 columns
|
||||
}
|
||||
//return;
|
||||
}
|
||||
break;
|
||||
}
|
||||
i2c_stop();
|
||||
switch (c) {
|
||||
case '\t':
|
||||
// tab
|
||||
if( (cursorPosition.x+4) < (DISPLAY_WIDTH/6-4) ){
|
||||
lcd_gotoxy(cursorPosition.x+4, cursorPosition.y);
|
||||
}else{
|
||||
lcd_gotoxy(DISPLAY_WIDTH/6, cursorPosition.y);
|
||||
}
|
||||
break;
|
||||
case '\n':
|
||||
// linefeed
|
||||
if(cursorPosition.y < (DISPLAY_HEIGHT/8-1)){
|
||||
lcd_gotoxy(cursorPosition.x, ++cursorPosition.y);
|
||||
}
|
||||
break;
|
||||
case '\r':
|
||||
// carrige return
|
||||
lcd_gotoxy(0, cursorPosition.y);
|
||||
break;
|
||||
default:
|
||||
if((c > 127 ||
|
||||
cursorPosition.x > 20 ||
|
||||
c < 32) &&
|
||||
(getCharCode(c) > 0) ) return;
|
||||
cursorPosition.x++;
|
||||
// mapping char
|
||||
c=getCharCode(c);
|
||||
uint8_t temp;
|
||||
// print char at display
|
||||
for (uint8_t i = 0; i < 6; i++)
|
||||
{
|
||||
// load bit-pattern from flash
|
||||
temp=pgm_read_byte(&font[c * 6 + i]);
|
||||
lcd_data((void*)&temp,1); // print font to ram, print 6 columns
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
}
|
||||
#elif defined GRAPHICMODE
|
||||
#pragma mark -
|
||||
#pragma mark GRAPHICMODE
|
||||
void lcd_clrscr(void){
|
||||
memset(displayBuffer, 0x00, sizeof(displayBuffer));
|
||||
#if defined SSD1306
|
||||
@ -365,7 +229,8 @@ void lcd_clrscr(void){
|
||||
}
|
||||
void lcd_gotoxy(uint8_t x, uint8_t y){
|
||||
if( x > (DISPLAY_WIDTH/6) || y > (DISPLAY_HEIGHT/8-1)) return;// out of display
|
||||
cursorPosition=x;
|
||||
cursorPosition.x=x;
|
||||
cursorPosition.y=y;
|
||||
x = x * 6; // one char: 6 pixel width
|
||||
actualIndex = (x)+(y*DISPLAY_WIDTH);
|
||||
#if defined SSD1306
|
||||
@ -376,86 +241,46 @@ void lcd_gotoxy(uint8_t x, uint8_t y){
|
||||
lcd_command(commandSequence, sizeof(commandSequence));
|
||||
}
|
||||
void lcd_putc(char c){
|
||||
if((actualIndex+1)%127 != 0){
|
||||
if((c > 127 ||
|
||||
cursorPosition > 20 ||
|
||||
c < 32) &&
|
||||
(c != 'ü' &&
|
||||
c != 'ö' &&
|
||||
c != '°' &&
|
||||
c != 'ä' &&
|
||||
c != 'ß' &&
|
||||
c != 'Ü' &&
|
||||
c != 'Ö' &&
|
||||
c != 'Ä' ) ) return;
|
||||
cursorPosition++;
|
||||
switch (c) {
|
||||
case 'ü':
|
||||
c = 95; // ü - 188
|
||||
for (uint8_t i = 0; i < 6; i++)
|
||||
{
|
||||
displayBuffer[actualIndex+i] = pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i]); // print font to ram, print 6 columns
|
||||
}
|
||||
break;
|
||||
case 'ö':
|
||||
c = 99; // ö
|
||||
for (uint8_t i = 0; i < 6; i++)
|
||||
{
|
||||
displayBuffer[actualIndex+i] = pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i]); // print font to ram, print 6 columns
|
||||
}
|
||||
break;
|
||||
case '°':
|
||||
c = 101; // °
|
||||
for (uint8_t i = 0; i < 6; i++)
|
||||
{
|
||||
displayBuffer[actualIndex+i] = pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i]); // print font to ram, print 6 columns
|
||||
}
|
||||
break;
|
||||
case 'ä':
|
||||
c = 97; // ä
|
||||
for (uint8_t i = 0; i < 6; i++)
|
||||
{
|
||||
displayBuffer[actualIndex+i] = pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i]); // print font to ram, print 6 columns
|
||||
}
|
||||
break;
|
||||
case 'ß':
|
||||
c = 102; // ß
|
||||
for (uint8_t i = 0; i < 6; i++)
|
||||
{
|
||||
displayBuffer[actualIndex+i] = pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i]); // print font to ram, print 6 columns
|
||||
}
|
||||
break;
|
||||
case 'Ü':
|
||||
c = 96; // Ü
|
||||
for (uint8_t i = 0; i < 6; i++)
|
||||
{
|
||||
displayBuffer[actualIndex+i] = pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i]); // print font to ram, print 6 columns
|
||||
}
|
||||
break;
|
||||
case 'Ö':
|
||||
c = 100; // Ö
|
||||
for (uint8_t i = 0; i < 6; i++)
|
||||
{
|
||||
displayBuffer[actualIndex+i] = pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i]); // print font to ram, print 6 columns
|
||||
}
|
||||
break;
|
||||
case 'Ä':
|
||||
c = 98; // Ä
|
||||
for (uint8_t i = 0; i < 6; i++)
|
||||
{
|
||||
displayBuffer[actualIndex+i] = pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i]); // print font to ram, print 6 columns
|
||||
}
|
||||
break;
|
||||
default:
|
||||
c -= 32;
|
||||
for (uint8_t i = 0; i < 6; i++)
|
||||
{
|
||||
displayBuffer[actualIndex+i] = pgm_read_byte(&ssd1306oled_font6x8[c * 6 + i]);
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
actualIndex += 6;
|
||||
switch (c) {
|
||||
case '\t':
|
||||
// tab
|
||||
if( (cursorPosition.x+4) < (DISPLAY_WIDTH/6-4) ){
|
||||
lcd_gotoxy(cursorPosition.x+4, cursorPosition.y);
|
||||
}else{
|
||||
lcd_gotoxy(DISPLAY_WIDTH/6, cursorPosition.y);
|
||||
}
|
||||
break;
|
||||
case '\n':
|
||||
// linefeed
|
||||
if(cursorPosition.y < (DISPLAY_HEIGHT/8-1)){
|
||||
lcd_gotoxy(cursorPosition.x, ++cursorPosition.y);
|
||||
}
|
||||
break;
|
||||
case '\r':
|
||||
// carrige return
|
||||
lcd_gotoxy(0, cursorPosition.y);
|
||||
break;
|
||||
default:
|
||||
if((actualIndex+1)%127 != 0){
|
||||
if((c > 127 ||
|
||||
cursorPosition.x > 20 ||
|
||||
c < 32) &&
|
||||
(getCharCode(c) > 0) ) return;
|
||||
cursorPosition.x++;
|
||||
// mapping char
|
||||
c=getCharCode(c);
|
||||
|
||||
// print char at display
|
||||
for (uint8_t i = 0; i < 6; i++)
|
||||
{
|
||||
// load bit-pattern from flash
|
||||
displayBuffer[actualIndex+i] =pgm_read_byte(&font[c * 6 + i]);
|
||||
}
|
||||
|
||||
}
|
||||
actualIndex += 6;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
void lcd_drawPixel(uint8_t x, uint8_t y, uint8_t color){
|
||||
|
||||
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