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- /**
- * Marlin 3D Printer Firmware
- * Copyright (c) 2020 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 <https://www.gnu.org/licenses/>.
- *
- */
-
- /**
- * Based on u8g_dev_ssd1306_128x64.c
- *
- * Universal 8bit Graphics Library
- *
- * Copyright (c) 2015, 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.
- */
-
- /**
- * These routines are meant for two wire I2C interfaces.
- *
- * Three and four wire I2C interfaces have an A0 line. That line is
- * used to switch between command and data modes.
- *
- * The two wire LCDs use an instruction byte to signal if data or
- * command info is to follow. The command stream needs the instruction
- * byte between eack command byte. The data stream needs one at the
- * beginning.
- */
-
- #include "../../inc/MarlinConfigPre.h"
-
- #if HAS_MARLINUI_U8GLIB
-
- #include "HAL_LCD_com_defines.h"
-
- #define WIDTH 128
- #define HEIGHT 64
- #define PAGE_HEIGHT 8
-
- uint8_t u8g_WriteEscSeqP_2_wire(u8g_t *u8g, u8g_dev_t *dev, const uint8_t *esc_seq);
-
- // The sh1106 is compatible to the ssd1306, but is 132x64. 128x64 display area is centered within
- // the 132x64.
-
- static const uint8_t u8g_dev_sh1106_128x64_data_start_2_wire[] PROGMEM = {
- 0x010, // set upper 4 bit of the col adr to 0
- 0x002, // set lower 4 bit of the col adr to 2 (centered display with ssd1306)
- U8G_ESC_END // end of sequence
- };
-
- #define SH1106_PAGE_ADR(N) (0x20), (N)
- #define SH1106_COLUMN_RANGE(N) (0x21), (((N) >> 8) & 0xFF), ((N) & 0xFF)
- #define SH1106_PAGE_RANGE(N,O) (0x22), (N), (O)
- #define SH1106_SCROLL(N) ((N) ? 0x2F : 0x2E)
- #define SH1106_START_LINE(N) (0x40 | (N))
- #define SH1106_CONTRAST(N) (0x81), (N)
- #define SH1106_CHARGE_PUMP(N) (0x8D), ((N) ? 0x14 : 0x10)
- #define SH1106_ADC_REVERSE(N) ((N) ? 0xA1 : 0xA0)
- #define SH1106_ALL_PIX(N) ((N) ? 0xA5 : 0xA4)
- #define SH1106_INVERTED(N) ((N) ? 0xA7 : 0xA6)
- #define SH1106_MUX_RATIO(N) (0xA8), (N)
- #define SH1106_ON(N) ((N) ? 0xAF : 0xAE)
- #define SH1106_OUT_MODE(N) ((N) ? 0xC8 : 0xC0)
- #define SH1106_DISP_OFFS(N) (0xD3), (N)
- #define SH1106_OSC_FREQ(R,F) (0xD5), ((F) << 4 | (R))
- #define SH1106_CHARGE_PER(P,D) (0xD9), ((D) << 4 | (P))
- #define SH1106_COM_CONFIG(N) (0xDA), ((N) ? 0x12 : 0x02)
- #define SH1106_VCOM_DESEL(N) (0xDB), (N)
- #define SH1106_NOOP() (0xE3)
-
- static const uint8_t u8g_dev_sh1106_128x64_init_seq_2_wire[] PROGMEM = {
- U8G_ESC_ADR(0), // Initiate command mode
- SH1106_ON(0), // Display off, sleep mode
- SH1106_MUX_RATIO(0x3F), // Mux ratio
- SH1106_DISP_OFFS(0), // Display offset
- SH1106_START_LINE(0), // Start line
- SH1106_ADC_REVERSE(1), // Segment remap A0/A1
- SH1106_OUT_MODE(1), // C0: scan dir normal, C8: reverse
- SH1106_COM_CONFIG(1), // Com pin HW config, sequential com pin config (bit 4), disable left/right remap (bit 5)
- SH1106_CONTRAST(0xCF), // [2] set contrast control
- SH1106_PAGE_ADR(0x02), // 2012-05-27: page addressing mode
- SH1106_COLUMN_RANGE(0x281), // Set column range from 0 through 131
- SH1106_PAGE_RANGE(0, 7), // Set page range from 0 through 7
- SH1106_CHARGE_PER(0x1, 0xF), // [2] pre-charge period 0x22/F1
- SH1106_VCOM_DESEL(0x40), // Vcomh deselect level
- SH1106_ALL_PIX(0), // Output ram to display
- SH1106_INVERTED(0), // Normal display mode
- SH1106_OSC_FREQ(0, 8), // Clock divide ratio (0:1) and oscillator frequency (8)
- SH1106_CHARGE_PUMP(1), // [2] charge pump setting (P62): 0x14 enable, 0x10 disable
- SH1106_SCROLL(0), // 2012-05-27: Deactivate scroll
- SH1106_ON(1), // Display on
- U8G_ESC_END // End of sequence
- };
-
- uint8_t u8g_dev_sh1106_128x64_2x_2_wire_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_300NS);
- u8g_WriteEscSeqP_2_wire(u8g, dev, u8g_dev_sh1106_128x64_init_seq_2_wire);
- break;
- case U8G_DEV_MSG_STOP:
- break;
- case U8G_DEV_MSG_PAGE_NEXT: {
- u8g_pb_t *pb = (u8g_pb_t *)(dev->dev_mem);
- u8g_SetAddress(u8g, dev, 0); // instruction mode
- u8g_WriteEscSeqP_2_wire(u8g, dev, u8g_dev_sh1106_128x64_data_start_2_wire);
- u8g_WriteByte(u8g, dev, 0x0B0 | (pb->p.page*2)); // select current page
- u8g_SetAddress(u8g, dev, 1); // data mode
- u8g_WriteSequence(u8g, dev, pb->width, (uint8_t *) pb->buf);
- u8g_SetChipSelect(u8g, dev, 0);
- u8g_SetAddress(u8g, dev, 0); // instruction mode
- u8g_WriteEscSeqP_2_wire(u8g, dev, u8g_dev_sh1106_128x64_data_start_2_wire);
- u8g_WriteByte(u8g, dev, 0x0B0 | (pb->p.page*2+1)); // select current page
- u8g_SetAddress(u8g, dev, 1); // data mode
- u8g_WriteSequence(u8g, dev, pb->width, (uint8_t *)(pb->buf)+pb->width);
- u8g_SetChipSelect(u8g, dev, 0);
- }
- break;
- case U8G_DEV_MSG_SLEEP_ON:
- return 1;
- case U8G_DEV_MSG_SLEEP_OFF:
- return 1;
- }
- return u8g_dev_pb16v1_base_fn(u8g, dev, msg, arg);
- }
-
- uint8_t u8g_dev_sh1106_128x64_2x_i2c_2_wire_buf[WIDTH*2] U8G_NOCOMMON ;
- 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};
- 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 };
-
- /////////////////////////////////////////////////////////////////////////////////////////////
-
- static const uint8_t u8g_dev_ssd1306_128x64_data_start_2_wire[] PROGMEM = {
- 0x010, // set upper 4 bit of the col adr to 0
- 0x000, // set lower 4 bit of the col adr to 0
- U8G_ESC_END // end of sequence
- };
-
- static const uint8_t u8g_dev_ssd1306_128x64_init_seq_2_wire[] PROGMEM = {
- U8G_ESC_ADR(0), // initiate command mode
- 0x0AE, // display off, sleep mode
- 0x0A8, 0x03F, // mux ratio
- 0x0D3, 0x00, // display offset
- 0x040, // start line
- 0x0A1, // segment remap a0/a1
- 0x0C8, // c0: scan dir normal, c8: reverse
- 0x0DA, 0x012, // com pin HW config, sequential com pin config (bit 4), disable left/right remap (bit 5)
- 0x081, 0x0CF, // [2] set contrast control
- 0x020, 0x002, // 2012-05-27: page addressing mode
- 0x21, 0, 0x7F, // set column range from 0 through 127
- 0x22, 0, 7, // set page range from 0 through 7
- 0x0D9, 0x0F1, // [2] pre-charge period 0x022/f1
- 0x0DB, 0x040, // vcomh deselect level
- 0x0A4, // output ram to display
- 0x0A6, // none inverted normal display mode
- 0x0D5, 0x080, // clock divide ratio (0x00=1) and oscillator frequency (0x8)
- 0x08D, 0x014, // [2] charge pump setting (p62): 0x014 enable, 0x010 disable
- 0x02E, // 2012-05-27: Deactivate scroll
- 0x0AF, // display on
- U8G_ESC_END // end of sequence
- };
-
- uint8_t u8g_dev_ssd1306_128x64_2x_2_wire_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_300NS);
- u8g_WriteEscSeqP_2_wire(u8g, dev, u8g_dev_ssd1306_128x64_init_seq_2_wire);
- break;
- case U8G_DEV_MSG_STOP:
- break;
- case U8G_DEV_MSG_PAGE_NEXT: {
- u8g_pb_t *pb = (u8g_pb_t *)(dev->dev_mem);
- u8g_SetAddress(u8g, dev, 0); // instruction mode
- u8g_WriteEscSeqP_2_wire(u8g, dev, u8g_dev_ssd1306_128x64_data_start_2_wire);
- u8g_WriteByte(u8g, dev, 0x0B0 | (pb->p.page*2)); // select current page
- u8g_SetAddress(u8g, dev, 1); // data mode
- u8g_WriteSequence(u8g, dev, pb->width, (uint8_t *) pb->buf);
- u8g_SetChipSelect(u8g, dev, 0);
- u8g_SetAddress(u8g, dev, 0); // instruction mode
- u8g_WriteEscSeqP_2_wire(u8g, dev, u8g_dev_ssd1306_128x64_data_start_2_wire);
- u8g_WriteByte(u8g, dev, 0x0B0 | (pb->p.page*2+1)); // select current page
- u8g_SetAddress(u8g, dev, 1); // data mode
- u8g_WriteSequence(u8g, dev, pb->width, (uint8_t *)(pb->buf)+pb->width);
- u8g_SetChipSelect(u8g, dev, 0);
- }
- break;
- case U8G_DEV_MSG_SLEEP_ON:
- return 1;
- case U8G_DEV_MSG_SLEEP_OFF:
- return 1;
- }
- return u8g_dev_pb16v1_base_fn(u8g, dev, msg, arg);
- }
-
-
- uint8_t u8g_dev_ssd1306_128x64_2x_i2c_2_wire_buf[WIDTH*2] U8G_NOCOMMON ;
- 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};
- 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 };
-
-
- /////////////////////////////////////////////////////////////////////////////////////////////
-
- // This routine adds the instruction byte in between the command bytes. This makes the init
- // sequences a lot easier to read.
-
- #define I2C_CMD_MODE 0x080
-
- uint8_t u8g_WriteEscSeqP_2_wire(u8g_t *u8g, u8g_dev_t *dev, const uint8_t *esc_seq) {
- uint8_t is_escape = 0;
- uint8_t value;
- for (;;) {
- value = u8g_pgm_read(esc_seq);
- if (is_escape == 0) {
- if (value != 255) {
- if (u8g_WriteByte(u8g, dev, value) == 0 )
- return 0;
- if (u8g_WriteByte(u8g, dev, I2C_CMD_MODE) == 0 )
- return 0;
- }
- else {
- is_escape = 1;
- }
- }
- else {
- if (value == 255) {
- if (u8g_WriteByte(u8g, dev, value) == 0 )
- return 0;
- if (u8g_WriteByte(u8g, dev, I2C_CMD_MODE) == 0 )
- return 0;
- }
- else if (value == 254) {
- break;
- }
- else if (value >= 0x0F0) {
- /* not yet used, do nothing */
- }
- else if (value >= 0xE0 ) {
- u8g_SetAddress(u8g, dev, value & 0x0F);
- }
- else if (value >= 0xD0) {
- u8g_SetChipSelect(u8g, dev, value & 0x0F);
- }
- else if (value >= 0xC0) {
- u8g_SetResetLow(u8g, dev);
- value &= 0x0F;
- value <<= 4;
- value+=2;
- u8g_Delay(value);
- u8g_SetResetHigh(u8g, dev);
- u8g_Delay(value);
- }
- else if (value >= 0xBE) { /* not yet implemented */
- /* u8g_SetVCC(u8g, dev, value & 0x01); */
- }
- else if (value <= 127) {
- u8g_Delay(value);
- }
- is_escape = 0;
- }
- esc_seq++;
- }
- return 1;
- }
-
- #endif // HAS_MARLINUI_U8GLIB
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