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302 lines
12 KiB
302 lines
12 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_ssd1306_128x64.c
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*
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* Universal 8bit Graphics Library
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*
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* Copyright (c) 2015, 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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/**
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* These routines are meant for two wire I2C interfaces.
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*
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* Three and four wire I2C interfaces have an A0 line. That line is
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* used to switch between command and data modes.
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*
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* The two wire LCDs use an instruction byte to signal if data or
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* command info is to follow. The command stream needs the instruction
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* byte between eack command byte. The data stream needs one at the
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* beginning.
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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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#define WIDTH 128
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#define HEIGHT 64
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#define PAGE_HEIGHT 8
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uint8_t u8g_WriteEscSeqP_2_wire(u8g_t *u8g, u8g_dev_t *dev, const uint8_t *esc_seq);
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// The sh1106 is compatible to the ssd1306, but is 132x64. 128x64 display area is centered within
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// the 132x64.
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static const uint8_t u8g_dev_sh1106_128x64_data_start_2_wire[] PROGMEM = {
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0x010, // set upper 4 bit of the col adr to 0
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0x002, // set lower 4 bit of the col adr to 2 (centered display with ssd1306)
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U8G_ESC_END // end of sequence
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};
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#define SH1106_PAGE_ADR(N) (0x20), (N)
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#define SH1106_COLUMN_RANGE(N) (0x21), (((N) >> 8) & 0xFF), ((N) & 0xFF)
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#define SH1106_PAGE_RANGE(N,O) (0x22), (N), (O)
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#define SH1106_SCROLL(N) ((N) ? 0x2F : 0x2E)
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#define SH1106_START_LINE(N) (0x40 | (N))
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#define SH1106_CONTRAST(N) (0x81), (N)
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#define SH1106_CHARGE_PUMP(N) (0x8D), ((N) ? 0x14 : 0x10)
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#define SH1106_ADC_REVERSE(N) ((N) ? 0xA1 : 0xA0)
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#define SH1106_ALL_PIX(N) ((N) ? 0xA5 : 0xA4)
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#define SH1106_INVERTED(N) ((N) ? 0xA7 : 0xA6)
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#define SH1106_MUX_RATIO(N) (0xA8), (N)
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#define SH1106_ON(N) ((N) ? 0xAF : 0xAE)
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#define SH1106_OUT_MODE(N) ((N) ? 0xC8 : 0xC0)
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#define SH1106_DISP_OFFS(N) (0xD3), (N)
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#define SH1106_OSC_FREQ(R,F) (0xD5), ((F) << 4 | (R))
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#define SH1106_CHARGE_PER(P,D) (0xD9), ((D) << 4 | (P))
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#define SH1106_COM_CONFIG(N) (0xDA), ((N) ? 0x12 : 0x02)
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#define SH1106_VCOM_DESEL(N) (0xDB), (N)
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#define SH1106_NOOP() (0xE3)
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static const uint8_t u8g_dev_sh1106_128x64_init_seq_2_wire[] PROGMEM = {
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U8G_ESC_ADR(0), // Initiate command mode
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SH1106_ON(0), // Display off, sleep mode
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SH1106_MUX_RATIO(0x3F), // Mux ratio
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SH1106_DISP_OFFS(0), // Display offset
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SH1106_START_LINE(0), // Start line
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SH1106_ADC_REVERSE(1), // Segment remap A0/A1
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SH1106_OUT_MODE(1), // C0: scan dir normal, C8: reverse
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SH1106_COM_CONFIG(1), // Com pin HW config, sequential com pin config (bit 4), disable left/right remap (bit 5)
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SH1106_CONTRAST(0xCF), // [2] set contrast control
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SH1106_PAGE_ADR(0x02), // 2012-05-27: page addressing mode
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SH1106_COLUMN_RANGE(0x281), // Set column range from 0 through 131
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SH1106_PAGE_RANGE(0, 7), // Set page range from 0 through 7
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SH1106_CHARGE_PER(0x1, 0xF), // [2] pre-charge period 0x22/F1
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SH1106_VCOM_DESEL(0x40), // Vcomh deselect level
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SH1106_ALL_PIX(0), // Output ram to display
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SH1106_INVERTED(0), // Normal display mode
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SH1106_OSC_FREQ(0, 8), // Clock divide ratio (0:1) and oscillator frequency (8)
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SH1106_CHARGE_PUMP(1), // [2] charge pump setting (P62): 0x14 enable, 0x10 disable
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SH1106_SCROLL(0), // 2012-05-27: Deactivate scroll
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SH1106_ON(1), // Display on
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U8G_ESC_END // End of sequence
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};
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uint8_t u8g_dev_sh1106_128x64_2x_2_wire_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_2_wire(u8g, dev, u8g_dev_sh1106_128x64_init_seq_2_wire);
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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_SetAddress(u8g, dev, 0); // instruction mode
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u8g_WriteEscSeqP_2_wire(u8g, dev, u8g_dev_sh1106_128x64_data_start_2_wire);
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u8g_WriteByte(u8g, dev, 0x0B0 | (pb->p.page*2)); // select current page
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u8g_SetAddress(u8g, dev, 1); // data mode
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u8g_WriteSequence(u8g, dev, pb->width, (uint8_t *) pb->buf);
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u8g_SetChipSelect(u8g, dev, 0);
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u8g_SetAddress(u8g, dev, 0); // instruction mode
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u8g_WriteEscSeqP_2_wire(u8g, dev, u8g_dev_sh1106_128x64_data_start_2_wire);
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u8g_WriteByte(u8g, dev, 0x0B0 | (pb->p.page*2+1)); // select current page
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u8g_SetAddress(u8g, dev, 1); // data mode
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u8g_WriteSequence(u8g, dev, pb->width, (uint8_t *)(pb->buf)+pb->width);
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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_SLEEP_ON:
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return 1;
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case U8G_DEV_MSG_SLEEP_OFF:
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return 1;
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}
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return u8g_dev_pb16v1_base_fn(u8g, dev, msg, arg);
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}
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uint8_t u8g_dev_sh1106_128x64_2x_i2c_2_wire_buf[WIDTH*2] U8G_NOCOMMON ;
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u8g_pb_t u8g_dev_sh1106_128x64_2x_i2c_2_wire_pb = { {16, HEIGHT, 0, 0, 0}, WIDTH, u8g_dev_sh1106_128x64_2x_i2c_2_wire_buf};
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u8g_dev_t u8g_dev_sh1106_128x64_2x_i2c_2_wire = { u8g_dev_sh1106_128x64_2x_2_wire_fn, &u8g_dev_sh1106_128x64_2x_i2c_2_wire_pb, U8G_COM_SSD_I2C_HAL };
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/////////////////////////////////////////////////////////////////////////////////////////////
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static const uint8_t u8g_dev_ssd1306_128x64_data_start_2_wire[] PROGMEM = {
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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 0
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U8G_ESC_END // end of sequence
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};
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static const uint8_t u8g_dev_ssd1306_128x64_init_seq_2_wire[] PROGMEM = {
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U8G_ESC_ADR(0), // initiate command mode
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0x0AE, // display off, sleep mode
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0x0A8, 0x03F, // mux ratio
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0x0D3, 0x00, // display offset
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0x040, // start line
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0x0A1, // segment remap a0/a1
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0x0C8, // c0: scan dir normal, c8: reverse
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0x0DA, 0x012, // com pin HW config, sequential com pin config (bit 4), disable left/right remap (bit 5)
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0x081, 0x0CF, // [2] set contrast control
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0x020, 0x002, // 2012-05-27: page addressing mode
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0x21, 0, 0x7F, // set column range from 0 through 127
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0x22, 0, 7, // set page range from 0 through 7
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0x0D9, 0x0F1, // [2] pre-charge period 0x022/f1
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0x0DB, 0x040, // vcomh deselect level
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0x0A4, // output ram to display
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0x0A6, // none inverted normal display mode
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0x0D5, 0x080, // clock divide ratio (0x00=1) and oscillator frequency (0x8)
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0x08D, 0x014, // [2] charge pump setting (p62): 0x014 enable, 0x010 disable
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0x02E, // 2012-05-27: Deactivate scroll
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0x0AF, // display on
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U8G_ESC_END // end of sequence
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};
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uint8_t u8g_dev_ssd1306_128x64_2x_2_wire_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_2_wire(u8g, dev, u8g_dev_ssd1306_128x64_init_seq_2_wire);
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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_SetAddress(u8g, dev, 0); // instruction mode
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u8g_WriteEscSeqP_2_wire(u8g, dev, u8g_dev_ssd1306_128x64_data_start_2_wire);
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u8g_WriteByte(u8g, dev, 0x0B0 | (pb->p.page*2)); // select current page
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u8g_SetAddress(u8g, dev, 1); // data mode
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u8g_WriteSequence(u8g, dev, pb->width, (uint8_t *) pb->buf);
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u8g_SetChipSelect(u8g, dev, 0);
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u8g_SetAddress(u8g, dev, 0); // instruction mode
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u8g_WriteEscSeqP_2_wire(u8g, dev, u8g_dev_ssd1306_128x64_data_start_2_wire);
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u8g_WriteByte(u8g, dev, 0x0B0 | (pb->p.page*2+1)); // select current page
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u8g_SetAddress(u8g, dev, 1); // data mode
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u8g_WriteSequence(u8g, dev, pb->width, (uint8_t *)(pb->buf)+pb->width);
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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_SLEEP_ON:
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return 1;
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case U8G_DEV_MSG_SLEEP_OFF:
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return 1;
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}
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return u8g_dev_pb16v1_base_fn(u8g, dev, msg, arg);
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}
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uint8_t u8g_dev_ssd1306_128x64_2x_i2c_2_wire_buf[WIDTH*2] U8G_NOCOMMON ;
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u8g_pb_t u8g_dev_ssd1306_128x64_2x_i2c_2_wire_pb = { {16, HEIGHT, 0, 0, 0}, WIDTH, u8g_dev_ssd1306_128x64_2x_i2c_2_wire_buf};
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u8g_dev_t u8g_dev_ssd1306_128x64_2x_i2c_2_wire = { u8g_dev_ssd1306_128x64_2x_2_wire_fn, &u8g_dev_ssd1306_128x64_2x_i2c_2_wire_pb, U8G_COM_SSD_I2C_HAL };
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/////////////////////////////////////////////////////////////////////////////////////////////
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// This routine adds the instruction byte in between the command bytes. This makes the init
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// sequences a lot easier to read.
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#define I2C_CMD_MODE 0x080
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uint8_t u8g_WriteEscSeqP_2_wire(u8g_t *u8g, u8g_dev_t *dev, const uint8_t *esc_seq) {
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uint8_t is_escape = 0;
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for (;;) {
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uint8_t value = u8g_pgm_read(esc_seq);
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if (is_escape == 0) {
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if (value != 255) {
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if (u8g_WriteByte(u8g, dev, value) == 0 )
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return 0;
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if (u8g_WriteByte(u8g, dev, I2C_CMD_MODE) == 0 )
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return 0;
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}
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else {
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is_escape = 1;
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}
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}
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else {
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if (value == 255) {
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if (u8g_WriteByte(u8g, dev, value) == 0 )
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return 0;
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if (u8g_WriteByte(u8g, dev, I2C_CMD_MODE) == 0 )
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return 0;
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}
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else if (value == 254) {
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break;
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}
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else if (value >= 0x0F0) {
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/* not yet used, do nothing */
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}
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else if (value >= 0xE0 ) {
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u8g_SetAddress(u8g, dev, value & 0x0F);
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}
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else if (value >= 0xD0) {
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u8g_SetChipSelect(u8g, dev, value & 0x0F);
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}
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else if (value >= 0xC0) {
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u8g_SetResetLow(u8g, dev);
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value &= 0x0F;
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value <<= 4;
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value+=2;
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u8g_Delay(value);
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u8g_SetResetHigh(u8g, dev);
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u8g_Delay(value);
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}
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else if (value >= 0xBE) { /* not yet implemented */
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/* u8g_SetVCC(u8g, dev, value & 0x01); */
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}
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else if (value <= 127) {
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u8g_Delay(value);
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}
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is_escape = 0;
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}
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esc_seq++;
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}
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return 1;
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}
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#endif // HAS_MARLINUI_U8GLIB
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