George Fu
4 years ago
committed by
GitHub
GitHub
5 changed files with 192 additions and 26 deletions
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/**
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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.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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