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Firmware2/Marlin/src/lcd/dogm/u8g_dev_st7920_128x64_HAL.cpp
Tanguy Pruvot 50e1bf57b9 Fix RRD/CR10 LCD on STM32F1/F4 (#15172)
2019-09-05 13:20:03 -05:00

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/**
* Marlin 3D Printer Firmware
* Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
/**
* Based on u8g_dev_st7920_128x64.c
*
* Universal 8bit Graphics Library
*
* Copyright (c) 2011, olikraus@gmail.com
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list
* of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this
* list of conditions and the following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "../../inc/MarlinConfigPre.h"
#if HAS_GRAPHICAL_LCD
#include "HAL_LCD_com_defines.h"
#define LCD_PIXEL_WIDTH 128
#define LCD_PIXEL_HEIGHT 64
#define PAGE_HEIGHT 8
/* init sequence from https://github.com/adafruit/ST7565-LCD/blob/master/ST7565/ST7565.cpp */
static const uint8_t u8g_dev_st7920_128x64_HAL_init_seq[] PROGMEM = {
U8G_ESC_CS(0), // disable chip
U8G_ESC_ADR(0), // instruction mode
U8G_ESC_RST(15), // do reset low pulse with (15*16)+2 milliseconds (=maximum delay)
U8G_ESC_DLY(100), // 8 Dez 2012: additional delay 100 ms because of reset
U8G_ESC_CS(1), // enable chip
U8G_ESC_DLY(50), // delay 50 ms
0x038, // 8 Bit interface (DL=1), basic instruction set (RE=0)
0x00C, // display on, cursor & blink off; 0x08: all off
0x006, // Entry mode: Cursor move to right ,DDRAM address counter (AC) plus 1, no shift
0x002, // disable scroll, enable CGRAM adress
0x001, // clear RAM, needs 1.6 ms
U8G_ESC_DLY(100), // delay 100 ms
U8G_ESC_CS(0), // disable chip
U8G_ESC_END // end of sequence
};
void clear_graphics_DRAM(u8g_t *u8g, u8g_dev_t *dev) {
u8g_SetChipSelect(u8g, dev, 1);
u8g_Delay(1);
u8g_SetAddress(u8g, dev, 0); // cmd mode
u8g_WriteByte(u8g, dev, 0x08); //display off, cursor+blink off
u8g_WriteByte(u8g, dev, 0x3E); //extended mode + GDRAM active
for (uint8_t y = 0; y < (LCD_PIXEL_HEIGHT) / 2; y++) { //clear GDRAM
u8g_WriteByte(u8g, dev, 0x80 | y); //set y
u8g_WriteByte(u8g, dev, 0x80); //set x = 0
u8g_SetAddress(u8g, dev, 1); /* data mode */
for (uint8_t i = 0; i < 2 * (LCD_PIXEL_WIDTH) / 8; i++) //2x width clears both segments
u8g_WriteByte(u8g, dev, 0);
u8g_SetAddress(u8g, dev, 0); /* cmd mode */
}
u8g_WriteByte(u8g, dev, 0x0C); //display on, cursor+blink off
u8g_SetChipSelect(u8g, dev, 0);
}
uint8_t u8g_dev_st7920_128x64_HAL_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg) {
switch (msg) {
case U8G_DEV_MSG_INIT:
u8g_InitCom(u8g, dev, U8G_SPI_CLK_CYCLE_400NS);
u8g_WriteEscSeqP(u8g, dev, u8g_dev_st7920_128x64_HAL_init_seq);
clear_graphics_DRAM(u8g, dev);
break;
case U8G_DEV_MSG_STOP:
break;
case U8G_DEV_MSG_PAGE_NEXT: {
uint8_t y, i;
uint8_t *ptr;
u8g_pb_t *pb = (u8g_pb_t *)(dev->dev_mem);
u8g_SetAddress(u8g, dev, 0); /* cmd mode */
u8g_SetChipSelect(u8g, dev, 1);
y = pb->p.page_y0;
ptr = (uint8_t *)pb->buf;
for (i = 0; i < 8; i ++) {
u8g_SetAddress(u8g, dev, 0); /* cmd mode */
u8g_WriteByte(u8g, dev, 0x03E ); /* enable extended mode */
if (y < 32) {
u8g_WriteByte(u8g, dev, 0x080 | y ); /* y pos */
u8g_WriteByte(u8g, dev, 0x080 ); /* set x pos to 0*/
}
else {
u8g_WriteByte(u8g, dev, 0x080 | (y-32) ); /* y pos */
u8g_WriteByte(u8g, dev, 0x080 | 8); /* set x pos to 64*/
}
u8g_SetAddress(u8g, dev, 1); /* data mode */
u8g_WriteSequence(u8g, dev, (LCD_PIXEL_WIDTH) / 8, ptr);
ptr += (LCD_PIXEL_WIDTH) / 8;
y++;
}
u8g_SetChipSelect(u8g, dev, 0);
}
break;
}
return u8g_dev_pb8h1_base_fn(u8g, dev, msg, arg);
}
uint8_t u8g_dev_st7920_128x64_HAL_4x_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg) {
switch (msg) {
case U8G_DEV_MSG_INIT:
u8g_InitCom(u8g, dev, U8G_SPI_CLK_CYCLE_400NS);
u8g_WriteEscSeqP(u8g, dev, u8g_dev_st7920_128x64_HAL_init_seq);
clear_graphics_DRAM(u8g, dev);
break;
case U8G_DEV_MSG_STOP:
break;
case U8G_DEV_MSG_PAGE_NEXT: {
uint8_t y, i;
uint8_t *ptr;
u8g_pb_t *pb = (u8g_pb_t *)(dev->dev_mem);
u8g_SetAddress(u8g, dev, 0); /* cmd mode */
u8g_SetChipSelect(u8g, dev, 1);
y = pb->p.page_y0;
ptr = (uint8_t *)pb->buf;
for (i = 0; i < 32; i ++) {
u8g_SetAddress(u8g, dev, 0); /* cmd mode */
u8g_WriteByte(u8g, dev, 0x03E ); /* enable extended mode */
if (y < 32) {
u8g_WriteByte(u8g, dev, 0x080 | y ); /* y pos */
u8g_WriteByte(u8g, dev, 0x080 ); /* set x pos to 0*/
}
else {
u8g_WriteByte(u8g, dev, 0x080 | (y-32) ); /* y pos */
u8g_WriteByte(u8g, dev, 0x080 | 8); /* set x pos to 64*/
}
u8g_SetAddress(u8g, dev, 1); /* data mode */
u8g_WriteSequence(u8g, dev, (LCD_PIXEL_WIDTH) / 8, ptr);
ptr += (LCD_PIXEL_WIDTH) / 8;
y++;
}
u8g_SetChipSelect(u8g, dev, 0);
}
break;
}
return u8g_dev_pb32h1_base_fn(u8g, dev, msg, arg);
}
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);
#define QWIDTH ((LCD_PIXEL_WIDTH) * 4)
uint8_t u8g_dev_st7920_128x64_HAL_4x_buf[QWIDTH] U8G_NOCOMMON ;
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};
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 };
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);
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 };
#if NONE(__AVR__, ARDUINO_ARCH_STM32) || defined(U8G_HAL_LINKS)
// Also use this device for HAL version of rrd class. This results in the same device being used
// for the ST7920 for HAL systems no matter what is selected in ultralcd_impl_DOGM.h.
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 };
#endif
#endif // HAS_GRAPHICAL_LCD
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