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208 lines
8.2 KiB
208 lines
8.2 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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/**
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* Based on u8g_dev_st7920_128x64.c
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*
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* Universal 8bit Graphics Library
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*
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* Copyright (c) 2011, olikraus@gmail.com
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this list
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* of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "../../inc/MarlinConfigPre.h"
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#if HAS_MARLINUI_U8GLIB && DISABLED(TFT_CLASSIC_UI)
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#include "HAL_LCD_com_defines.h"
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#define PAGE_HEIGHT 8
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/* init sequence from https://github.com/adafruit/ST7565-LCD/blob/master/ST7565/ST7565.cpp */
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static const uint8_t u8g_dev_st7920_128x64_HAL_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(15), // do reset low pulse with (15*16)+2 milliseconds (=maximum delay)
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U8G_ESC_DLY(100), // 8 Dez 2012: additional delay 100 ms because of reset
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U8G_ESC_CS(1), // enable chip
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U8G_ESC_DLY(50), // delay 50 ms
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0x038, // 8 Bit interface (DL=1), basic instruction set (RE=0)
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0x00C, // display on, cursor & blink off; 0x08: all off
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0x006, // Entry mode: Cursor move to right, DDRAM address counter (AC) plus 1, no shift
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0x002, // disable scroll, enable CGRAM adress
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0x001, // clear RAM, needs 1.6 ms
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U8G_ESC_DLY(100), // delay 100 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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void clear_graphics_DRAM(u8g_t *u8g, u8g_dev_t *dev) {
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u8g_SetChipSelect(u8g, dev, 1);
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u8g_Delay(1);
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u8g_SetAddress(u8g, dev, 0); // cmd mode
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u8g_WriteByte(u8g, dev, 0x08); //display off, cursor+blink off
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u8g_WriteByte(u8g, dev, 0x3E); //extended mode + GDRAM active
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LOOP_L_N(y, (LCD_PIXEL_HEIGHT) / 2) { //clear GDRAM
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u8g_WriteByte(u8g, dev, 0x80 | y); //set y
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u8g_WriteByte(u8g, dev, 0x80); //set x = 0
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u8g_SetAddress(u8g, dev, 1); /* data mode */
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LOOP_L_N(i, 2 * (LCD_PIXEL_WIDTH) / 8) //2x width clears both segments
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u8g_WriteByte(u8g, dev, 0);
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u8g_SetAddress(u8g, dev, 0); /* cmd mode */
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}
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u8g_WriteByte(u8g, dev, 0x0C); //display on, cursor+blink off
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u8g_SetChipSelect(u8g, dev, 0);
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}
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uint8_t u8g_dev_st7920_128x64_HAL_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_400NS);
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u8g_WriteEscSeqP(u8g, dev, u8g_dev_st7920_128x64_HAL_init_seq);
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clear_graphics_DRAM(u8g, dev);
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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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uint8_t y, i;
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uint8_t *ptr;
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u8g_pb_t *pb = (u8g_pb_t *)(dev->dev_mem);
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u8g_SetAddress(u8g, dev, 0); /* cmd mode */
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u8g_SetChipSelect(u8g, dev, 1);
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y = pb->p.page_y0;
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ptr = (uint8_t *)pb->buf;
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for (i = 0; i < 8; i ++) {
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u8g_SetAddress(u8g, dev, 0); /* cmd mode */
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u8g_WriteByte(u8g, dev, 0x03E ); /* enable extended mode */
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if (y < 32) {
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u8g_WriteByte(u8g, dev, 0x080 | y ); /* y pos */
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u8g_WriteByte(u8g, dev, 0x080 ); /* set x pos to 0*/
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}
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else {
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u8g_WriteByte(u8g, dev, 0x080 | (y-32) ); /* y pos */
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u8g_WriteByte(u8g, dev, 0x080 | 8); /* set x pos to 64*/
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}
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u8g_SetAddress(u8g, dev, 1); /* data mode */
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u8g_WriteSequence(u8g, dev, (LCD_PIXEL_WIDTH) / 8, ptr);
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ptr += (LCD_PIXEL_WIDTH) / 8;
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y++;
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}
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u8g_SetChipSelect(u8g, dev, 0);
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}
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break;
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}
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return u8g_dev_pb8h1_base_fn(u8g, dev, msg, arg);
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}
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uint8_t u8g_dev_st7920_128x64_HAL_4x_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_400NS);
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u8g_WriteEscSeqP(u8g, dev, u8g_dev_st7920_128x64_HAL_init_seq);
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clear_graphics_DRAM(u8g, dev);
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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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uint8_t y, i;
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uint8_t *ptr;
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u8g_pb_t *pb = (u8g_pb_t *)(dev->dev_mem);
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u8g_SetAddress(u8g, dev, 0); /* cmd mode */
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u8g_SetChipSelect(u8g, dev, 1);
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y = pb->p.page_y0;
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ptr = (uint8_t *)pb->buf;
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for (i = 0; i < 32; i ++) {
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u8g_SetAddress(u8g, dev, 0); /* cmd mode */
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u8g_WriteByte(u8g, dev, 0x03E ); /* enable extended mode */
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if (y < 32) {
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u8g_WriteByte(u8g, dev, 0x080 | y ); /* y pos */
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u8g_WriteByte(u8g, dev, 0x080 ); /* set x pos to 0*/
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}
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else {
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u8g_WriteByte(u8g, dev, 0x080 | (y-32) ); /* y pos */
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u8g_WriteByte(u8g, dev, 0x080 | 8); /* set x pos to 64*/
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}
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u8g_SetAddress(u8g, dev, 1); /* data mode */
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u8g_WriteSequence(u8g, dev, (LCD_PIXEL_WIDTH) / 8, ptr);
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ptr += (LCD_PIXEL_WIDTH) / 8;
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y++;
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}
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u8g_SetChipSelect(u8g, dev, 0);
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}
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break;
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}
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return u8g_dev_pb32h1_base_fn(u8g, dev, msg, arg);
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}
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U8G_PB_DEV(u8g_dev_st7920_128x64_HAL_sw_spi, LCD_PIXEL_WIDTH, LCD_PIXEL_HEIGHT, PAGE_HEIGHT, u8g_dev_st7920_128x64_HAL_fn, U8G_COM_ST7920_HAL_SW_SPI);
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#define QWIDTH ((LCD_PIXEL_WIDTH) * 4)
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uint8_t u8g_dev_st7920_128x64_HAL_4x_buf[QWIDTH] U8G_NOCOMMON ;
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u8g_pb_t u8g_dev_st7920_128x64_HAL_4x_pb = { { 32, LCD_PIXEL_HEIGHT, 0, 0, 0 }, LCD_PIXEL_WIDTH, u8g_dev_st7920_128x64_HAL_4x_buf};
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u8g_dev_t u8g_dev_st7920_128x64_HAL_4x_sw_spi = { u8g_dev_st7920_128x64_HAL_4x_fn, &u8g_dev_st7920_128x64_HAL_4x_pb, U8G_COM_ST7920_HAL_SW_SPI };
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U8G_PB_DEV(u8g_dev_st7920_128x64_HAL_hw_spi, LCD_PIXEL_WIDTH, LCD_PIXEL_HEIGHT, PAGE_HEIGHT, u8g_dev_st7920_128x64_HAL_fn, U8G_COM_ST7920_HAL_HW_SPI);
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u8g_dev_t u8g_dev_st7920_128x64_HAL_4x_hw_spi = { u8g_dev_st7920_128x64_HAL_4x_fn, &u8g_dev_st7920_128x64_HAL_4x_pb, U8G_COM_ST7920_HAL_HW_SPI };
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#if NONE(__AVR__, ARDUINO_ARCH_STM32, ARDUINO_ARCH_ESP32) || defined(U8G_HAL_LINKS)
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// Also use this device for HAL version of rrd class. This results in the same device being used
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// for the ST7920 for HAL systems no matter what is selected in marlinui_DOGM.h.
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u8g_dev_t u8g_dev_st7920_128x64_rrd_sw_spi = { u8g_dev_st7920_128x64_HAL_4x_fn, &u8g_dev_st7920_128x64_HAL_4x_pb, U8G_COM_ST7920_HAL_SW_SPI };
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#endif
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#endif // HAS_MARLINUI_U8GLIB
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