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128 lines
4.6 KiB
128 lines
4.6 KiB
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#include "../../inc/MarlinConfigPre.h"
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#if HAS_MARLINUI_U8GLIB
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#include "HAL_LCD_com_defines.h"
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#include <U8glib-HAL.h>
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#define WIDTH 128
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#define HEIGHT 64
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#define PAGE_HEIGHT 8
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// SSD1309 init sequence
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static const uint8_t u8g_dev_ssd1309_128x64_init_seq[] PROGMEM = {
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U8G_ESC_CS(0), // Disable chip
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U8G_ESC_ADR(0), // Instruction mode
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U8G_ESC_RST(1), // Do reset low pulse with (1*16)+2 milliseconds
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U8G_ESC_CS(1), // Enable chip
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0xFD,0x12, // Command Lock
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0xAE, // Set Display Off
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0xD5,0xA0, // Set Display Clock Divide Ratio/Oscillator Frequency
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0xA8,0x3F, // Set Multiplex Ratio
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0x3D,0x00, // Set Display Offset
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0x40, // Set Display Start Line
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0xA1, // Set Segment Re-Map
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0xC8, // Set COM Output Scan Direction
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0xDA,0x12, // Set COM Pins Hardware Configuration
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0x81,0xDF, // Set Current Control
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0xD9,0x82, // Set Pre-Charge Period
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0xDB,0x34, // Set VCOMH Deselect Level
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0xA4, // Set Entire Display On/Off
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0xA6, // Set Normal/Inverse Display
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U8G_ESC_VCC(1), // Power up VCC & Stabilized
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U8G_ESC_DLY(50),
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0xAF, // Set Display On
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U8G_ESC_DLY(50),
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U8G_ESC_CS(0), // Disable chip
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U8G_ESC_END // End of sequence
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};
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// Select one init sequence here
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#define u8g_dev_ssd1309_128x64_init_seq u8g_dev_ssd1309_128x64_init_seq
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static const uint8_t u8g_dev_ssd1309_128x64_data_start[] PROGMEM = {
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U8G_ESC_ADR(0), // Instruction mode
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U8G_ESC_CS(1), // Enable chip
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0x010, // Set upper 4 bit of the col adr to 0
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0x000, // Set lower 4 bit of the col adr to 4
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U8G_ESC_END // End of sequence
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};
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static const uint8_t u8g_dev_ssd13xx_sleep_on[] PROGMEM = {
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U8G_ESC_ADR(0), // Instruction mode
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U8G_ESC_CS(1), // Enable chip
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0x0AE, // Display off
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U8G_ESC_CS(0), // Disable chip
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U8G_ESC_END // End of sequence
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};
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static const uint8_t u8g_dev_ssd13xx_sleep_off[] PROGMEM = {
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U8G_ESC_ADR(0), // Instruction mode
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U8G_ESC_CS(1), // Enable chip
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0x0AF, // Display on
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U8G_ESC_DLY(50), // Delay 50 ms
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U8G_ESC_CS(0), // Disable chip
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U8G_ESC_END // End of sequence
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};
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uint8_t u8g_dev_ssd1309_128x64_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg) {
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switch (msg) {
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case U8G_DEV_MSG_INIT:
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u8g_InitCom(u8g, dev, U8G_SPI_CLK_CYCLE_300NS);
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u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd1309_128x64_init_seq);
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break;
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case U8G_DEV_MSG_STOP:
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break;
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case U8G_DEV_MSG_PAGE_NEXT: {
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u8g_pb_t *pb = (u8g_pb_t *)(dev->dev_mem);
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u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd1309_128x64_data_start);
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u8g_WriteByte(u8g, dev, 0x0B0 | pb->p.page); // Select current page (SSD1306)
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u8g_SetAddress(u8g, dev, 1); // Data mode
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if (u8g_pb_WriteBuffer(pb, u8g, dev) == 0) return 0;
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u8g_SetChipSelect(u8g, dev, 0);
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}
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break;
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case U8G_DEV_MSG_CONTRAST:
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u8g_SetChipSelect(u8g, dev, 1);
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u8g_SetAddress(u8g, dev, 0); // Instruction mode
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u8g_WriteByte(u8g, dev, 0x081);
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u8g_WriteByte(u8g, dev, (*(uint8_t *)arg) ); // 11 Jul 2015: fixed contrast calculation
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u8g_SetChipSelect(u8g, dev, 0);
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return 1;
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case U8G_DEV_MSG_SLEEP_ON:
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u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd13xx_sleep_on);
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return 1;
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case U8G_DEV_MSG_SLEEP_OFF:
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u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd13xx_sleep_off);
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return 1;
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}
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return u8g_dev_pb8v1_base_fn(u8g, dev, msg, arg);
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}
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uint8_t u8g_dev_ssd1309_buf[WIDTH*2] U8G_NOCOMMON ;
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u8g_pb_t u8g_dev_ssd1309_pb = { {8, HEIGHT, 0, 0, 0}, WIDTH, u8g_dev_ssd1309_buf};
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u8g_dev_t u8g_dev_ssd1309_sw_spi = { u8g_dev_ssd1309_128x64_fn, &u8g_dev_ssd1309_pb, U8G_COM_HAL_SW_SPI_FN };
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#endif // HAS_MARLINUI_U8GLIB
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