Displays distance to start location on OLED screen.

Dependencies:   mbed

Committer:
iforce2d
Date:
Wed Mar 07 12:49:14 2018 +0000
Revision:
0:972874f31c98
First commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
iforce2d 0:972874f31c98 1 /*
iforce2d 0:972874f31c98 2
iforce2d 0:972874f31c98 3 u8g_dev_ssd1325_nhd27oled_bw.c
iforce2d 0:972874f31c98 4
iforce2d 0:972874f31c98 5 1-Bit (BW) Driver for SSD1325 Controller (OLED Display)
iforce2d 0:972874f31c98 6 Horizontal architecture, completly rewritten
iforce2d 0:972874f31c98 7 Tested with NHD-2.7-12864UCY3
iforce2d 0:972874f31c98 8
iforce2d 0:972874f31c98 9 Universal 8bit Graphics Library
iforce2d 0:972874f31c98 10
iforce2d 0:972874f31c98 11 Copyright (c) 2012, olikraus@gmail.com
iforce2d 0:972874f31c98 12 All rights reserved.
iforce2d 0:972874f31c98 13
iforce2d 0:972874f31c98 14 Redistribution and use in source and binary forms, with or without modification,
iforce2d 0:972874f31c98 15 are permitted provided that the following conditions are met:
iforce2d 0:972874f31c98 16
iforce2d 0:972874f31c98 17 * Redistributions of source code must retain the above copyright notice, this list
iforce2d 0:972874f31c98 18 of conditions and the following disclaimer.
iforce2d 0:972874f31c98 19
iforce2d 0:972874f31c98 20 * Redistributions in binary form must reproduce the above copyright notice, this
iforce2d 0:972874f31c98 21 list of conditions and the following disclaimer in the documentation and/or other
iforce2d 0:972874f31c98 22 materials provided with the distribution.
iforce2d 0:972874f31c98 23
iforce2d 0:972874f31c98 24 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
iforce2d 0:972874f31c98 25 CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
iforce2d 0:972874f31c98 26 INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
iforce2d 0:972874f31c98 27 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
iforce2d 0:972874f31c98 28 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
iforce2d 0:972874f31c98 29 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
iforce2d 0:972874f31c98 30 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
iforce2d 0:972874f31c98 31 NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
iforce2d 0:972874f31c98 32 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
iforce2d 0:972874f31c98 33 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
iforce2d 0:972874f31c98 34 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
iforce2d 0:972874f31c98 35 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
iforce2d 0:972874f31c98 36 ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
iforce2d 0:972874f31c98 37
iforce2d 0:972874f31c98 38 SSD130x Monochrom OLED Controller
iforce2d 0:972874f31c98 39 SSD131x Character OLED Controller
iforce2d 0:972874f31c98 40 SSD132x Graylevel OLED Controller
iforce2d 0:972874f31c98 41 SSD1331 Color OLED Controller
iforce2d 0:972874f31c98 42
iforce2d 0:972874f31c98 43 */
iforce2d 0:972874f31c98 44
iforce2d 0:972874f31c98 45 #include "u8g.h"
iforce2d 0:972874f31c98 46
iforce2d 0:972874f31c98 47 /* width must be multiple of 8, largest value is 248 unless u8g 16 bit mode is enabled */
iforce2d 0:972874f31c98 48 #define WIDTH 128
iforce2d 0:972874f31c98 49 #define HEIGHT 64
iforce2d 0:972874f31c98 50
iforce2d 0:972874f31c98 51 /* http://www.newhavendisplay.com/app_notes/OLED_2_7_12864.txt */
iforce2d 0:972874f31c98 52 static const uint8_t u8g_dev_ssd1325_nhd_27_12864_init_seq[] PROGMEM = {
iforce2d 0:972874f31c98 53 U8G_ESC_DLY(10), /* delay 10 ms */
iforce2d 0:972874f31c98 54 U8G_ESC_CS(0), /* disable chip */
iforce2d 0:972874f31c98 55 U8G_ESC_ADR(0), /* instruction mode */
iforce2d 0:972874f31c98 56 U8G_ESC_RST(1), /* do reset low pulse with (1*16)+2 milliseconds */
iforce2d 0:972874f31c98 57 U8G_ESC_CS(1), /* enable chip */
iforce2d 0:972874f31c98 58 0x0ae, /* display off, sleep mode */
iforce2d 0:972874f31c98 59 0x0b3, 0x091, /* set display clock divide ratio/oscillator frequency (set clock as 135 frames/sec) */
iforce2d 0:972874f31c98 60 0x0a8, 0x03f, /* multiplex ratio: 0x03f * 1/64 duty */
iforce2d 0:972874f31c98 61 0x0a2, 0x04c, /* display offset, shift mapping ram counter */
iforce2d 0:972874f31c98 62 0x0a1, 0x000, /* display start line */
iforce2d 0:972874f31c98 63 0x0ad, 0x002, /* master configuration: disable embedded DC-DC, enable internal VCOMH */
iforce2d 0:972874f31c98 64 0x0a0, 0x052, /* remap configuration, horizontal address increment (bit 2 = 0), enable nibble remap (upper nibble is left, bit 1 = 1) */
iforce2d 0:972874f31c98 65 0x086, /* full current range (0x084, 0x085, 0x086) */
iforce2d 0:972874f31c98 66 0x0b8, /* set gray scale table */
iforce2d 0:972874f31c98 67 0x01, 0x011, 0x022, 0x032, 0x043, 0x054, 0x065, 0x076,
iforce2d 0:972874f31c98 68
iforce2d 0:972874f31c98 69 0x081, 0x070, /* contrast, brightness, 0..128, Newhaven: 0x040 */
iforce2d 0:972874f31c98 70 0x0b2, 0x051, /* frame frequency (row period) */
iforce2d 0:972874f31c98 71 0x0b1, 0x055, /* phase length */
iforce2d 0:972874f31c98 72 0x0bc, 0x010, /* pre-charge voltage level */
iforce2d 0:972874f31c98 73 0x0b4, 0x002, /* set pre-charge compensation level (not documented in the SDD1325 datasheet, but used in the NHD init seq.) */
iforce2d 0:972874f31c98 74 0x0b0, 0x028, /* enable pre-charge compensation (not documented in the SDD1325 datasheet, but used in the NHD init seq.) */
iforce2d 0:972874f31c98 75 0x0be, 0x01c, /* VCOMH voltage */
iforce2d 0:972874f31c98 76 0x0bf, 0x002|0x00d, /* VSL voltage level (not documented in the SDD1325 datasheet, but used in the NHD init seq.) */
iforce2d 0:972874f31c98 77 0x0a4, /* normal display mode */
iforce2d 0:972874f31c98 78 0x0af, /* display on */
iforce2d 0:972874f31c98 79 U8G_ESC_DLY(50), /* delay 50 ms */
iforce2d 0:972874f31c98 80 U8G_ESC_CS(0), /* disable chip */
iforce2d 0:972874f31c98 81 U8G_ESC_END /* end of sequence */
iforce2d 0:972874f31c98 82 };
iforce2d 0:972874f31c98 83
iforce2d 0:972874f31c98 84 static const uint8_t u8g_dev_ssd1325_prepare_row_seq[] PROGMEM = {
iforce2d 0:972874f31c98 85 U8G_ESC_ADR(0), /* instruction mode */
iforce2d 0:972874f31c98 86 U8G_ESC_CS(1), /* enable chip */
iforce2d 0:972874f31c98 87 0x015, /* column address... */
iforce2d 0:972874f31c98 88 0x000, /* start at column 0 */
iforce2d 0:972874f31c98 89 0x03f, /* end at column 63 (which is y == 127), because there are two pixel in one column */
iforce2d 0:972874f31c98 90 0x075, /* row address... */
iforce2d 0:972874f31c98 91 U8G_ESC_END /* end of sequence */
iforce2d 0:972874f31c98 92 };
iforce2d 0:972874f31c98 93
iforce2d 0:972874f31c98 94 static void u8g_dev_ssd1325_prepare_row(u8g_t *u8g, u8g_dev_t *dev, uint8_t delta_row)
iforce2d 0:972874f31c98 95 {
iforce2d 0:972874f31c98 96 uint8_t row = ((u8g_pb_t *)(dev->dev_mem))->p.page;
iforce2d 0:972874f31c98 97
iforce2d 0:972874f31c98 98 row *= ((u8g_pb_t *)(dev->dev_mem))->p.page_height;
iforce2d 0:972874f31c98 99 row += delta_row;
iforce2d 0:972874f31c98 100
iforce2d 0:972874f31c98 101 u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd1325_prepare_row_seq);
iforce2d 0:972874f31c98 102
iforce2d 0:972874f31c98 103 u8g_WriteByte(u8g, dev, row); /* start at the selected row */
iforce2d 0:972874f31c98 104 u8g_WriteByte(u8g, dev, row+1); /* end within the selected row */
iforce2d 0:972874f31c98 105
iforce2d 0:972874f31c98 106 //u8g_SetAddress(u8g, dev, 0); /* instruction mode mode */
iforce2d 0:972874f31c98 107 //u8g_WriteByte(u8g, dev, 0x05c); /* write to ram */
iforce2d 0:972874f31c98 108 u8g_SetAddress(u8g, dev, 1); /* data mode */
iforce2d 0:972874f31c98 109 }
iforce2d 0:972874f31c98 110
iforce2d 0:972874f31c98 111 static const uint8_t u8g_dev_ssd13xx_sleep_on[] PROGMEM = {
iforce2d 0:972874f31c98 112 U8G_ESC_ADR(0), /* instruction mode */
iforce2d 0:972874f31c98 113 U8G_ESC_CS(1), /* enable chip */
iforce2d 0:972874f31c98 114 0x0ae, /* display off */
iforce2d 0:972874f31c98 115 U8G_ESC_CS(1), /* disable chip */
iforce2d 0:972874f31c98 116 U8G_ESC_END /* end of sequence */
iforce2d 0:972874f31c98 117 };
iforce2d 0:972874f31c98 118
iforce2d 0:972874f31c98 119 static const uint8_t u8g_dev_ssd13xx_sleep_off[] PROGMEM = {
iforce2d 0:972874f31c98 120 U8G_ESC_ADR(0), /* instruction mode */
iforce2d 0:972874f31c98 121 U8G_ESC_CS(1), /* enable chip */
iforce2d 0:972874f31c98 122 0x0af, /* display on */
iforce2d 0:972874f31c98 123 U8G_ESC_DLY(50), /* delay 50 ms */
iforce2d 0:972874f31c98 124 U8G_ESC_CS(1), /* disable chip */
iforce2d 0:972874f31c98 125 U8G_ESC_END /* end of sequence */
iforce2d 0:972874f31c98 126 };
iforce2d 0:972874f31c98 127
iforce2d 0:972874f31c98 128
iforce2d 0:972874f31c98 129 static uint8_t u8g_dev_ssd1325_nhd27oled_bw_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg)
iforce2d 0:972874f31c98 130 {
iforce2d 0:972874f31c98 131 switch(msg)
iforce2d 0:972874f31c98 132 {
iforce2d 0:972874f31c98 133 //case U8G_DEV_MSG_IS_BBX_INTERSECTION:
iforce2d 0:972874f31c98 134 // return u8g_pb_IsIntersection((u8g_pb_t *)(dev->dev_mem), (u8g_dev_arg_bbx_t *)arg);
iforce2d 0:972874f31c98 135 case U8G_DEV_MSG_INIT:
iforce2d 0:972874f31c98 136 u8g_InitCom(u8g, dev, U8G_SPI_CLK_CYCLE_300NS);
iforce2d 0:972874f31c98 137 u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd1325_nhd_27_12864_init_seq);
iforce2d 0:972874f31c98 138 break;
iforce2d 0:972874f31c98 139 case U8G_DEV_MSG_STOP:
iforce2d 0:972874f31c98 140 break;
iforce2d 0:972874f31c98 141 case U8G_DEV_MSG_PAGE_NEXT:
iforce2d 0:972874f31c98 142 {
iforce2d 0:972874f31c98 143 uint8_t i;
iforce2d 0:972874f31c98 144 u8g_pb_t *pb = (u8g_pb_t *)(dev->dev_mem);
iforce2d 0:972874f31c98 145 uint8_t *p = pb->buf;
iforce2d 0:972874f31c98 146 u8g_uint_t cnt;
iforce2d 0:972874f31c98 147 cnt = pb->width;
iforce2d 0:972874f31c98 148 cnt >>= 3;
iforce2d 0:972874f31c98 149
iforce2d 0:972874f31c98 150 for( i = 0; i < pb->p.page_height; i++ )
iforce2d 0:972874f31c98 151 {
iforce2d 0:972874f31c98 152 u8g_dev_ssd1325_prepare_row(u8g, dev, i); /* this will also enable chip select */
iforce2d 0:972874f31c98 153 u8g_WriteSequenceBWTo16GrDevice(u8g, dev, cnt, p);
iforce2d 0:972874f31c98 154 u8g_SetChipSelect(u8g, dev, 0);
iforce2d 0:972874f31c98 155 p+=cnt;
iforce2d 0:972874f31c98 156 }
iforce2d 0:972874f31c98 157 }
iforce2d 0:972874f31c98 158 break;
iforce2d 0:972874f31c98 159 case U8G_DEV_MSG_CONTRAST:
iforce2d 0:972874f31c98 160 u8g_SetChipSelect(u8g, dev, 1);
iforce2d 0:972874f31c98 161 u8g_SetAddress(u8g, dev, 0); /* instruction mode */
iforce2d 0:972874f31c98 162 u8g_WriteByte(u8g, dev, 0x081);
iforce2d 0:972874f31c98 163 u8g_WriteByte(u8g, dev, (*(uint8_t *)arg) >> 1);
iforce2d 0:972874f31c98 164 u8g_SetChipSelect(u8g, dev, 0);
iforce2d 0:972874f31c98 165 break;
iforce2d 0:972874f31c98 166 case U8G_DEV_MSG_SLEEP_ON:
iforce2d 0:972874f31c98 167 u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd13xx_sleep_on);
iforce2d 0:972874f31c98 168 return 1;
iforce2d 0:972874f31c98 169 case U8G_DEV_MSG_SLEEP_OFF:
iforce2d 0:972874f31c98 170 u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd13xx_sleep_off);
iforce2d 0:972874f31c98 171 return 1;
iforce2d 0:972874f31c98 172 }
iforce2d 0:972874f31c98 173 return u8g_dev_pb8h1_base_fn(u8g, dev, msg, arg);
iforce2d 0:972874f31c98 174 }
iforce2d 0:972874f31c98 175
iforce2d 0:972874f31c98 176 static uint8_t u8g_dev_ssd1325_nhd27oled_2x_bw_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg)
iforce2d 0:972874f31c98 177 {
iforce2d 0:972874f31c98 178 switch(msg)
iforce2d 0:972874f31c98 179 {
iforce2d 0:972874f31c98 180 case U8G_DEV_MSG_INIT:
iforce2d 0:972874f31c98 181 u8g_InitCom(u8g, dev, U8G_SPI_CLK_CYCLE_300NS);
iforce2d 0:972874f31c98 182 u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd1325_nhd_27_12864_init_seq);
iforce2d 0:972874f31c98 183 break;
iforce2d 0:972874f31c98 184 case U8G_DEV_MSG_STOP:
iforce2d 0:972874f31c98 185 break;
iforce2d 0:972874f31c98 186 case U8G_DEV_MSG_PAGE_NEXT:
iforce2d 0:972874f31c98 187 {
iforce2d 0:972874f31c98 188 uint8_t i;
iforce2d 0:972874f31c98 189 u8g_pb_t *pb = (u8g_pb_t *)(dev->dev_mem);
iforce2d 0:972874f31c98 190 uint8_t *p = pb->buf;
iforce2d 0:972874f31c98 191 u8g_uint_t cnt;
iforce2d 0:972874f31c98 192 cnt = pb->width;
iforce2d 0:972874f31c98 193 cnt >>= 3;
iforce2d 0:972874f31c98 194
iforce2d 0:972874f31c98 195 for( i = 0; i < pb->p.page_height; i++ )
iforce2d 0:972874f31c98 196 {
iforce2d 0:972874f31c98 197 u8g_dev_ssd1325_prepare_row(u8g, dev, i); /* this will also enable chip select */
iforce2d 0:972874f31c98 198 u8g_WriteSequenceBWTo16GrDevice(u8g, dev, cnt, p);
iforce2d 0:972874f31c98 199 u8g_SetChipSelect(u8g, dev, 0);
iforce2d 0:972874f31c98 200 p+=cnt;
iforce2d 0:972874f31c98 201 }
iforce2d 0:972874f31c98 202 }
iforce2d 0:972874f31c98 203 break;
iforce2d 0:972874f31c98 204 case U8G_DEV_MSG_CONTRAST:
iforce2d 0:972874f31c98 205 u8g_SetChipSelect(u8g, dev, 1);
iforce2d 0:972874f31c98 206 u8g_SetAddress(u8g, dev, 0); /* instruction mode */
iforce2d 0:972874f31c98 207 u8g_WriteByte(u8g, dev, 0x081);
iforce2d 0:972874f31c98 208 u8g_WriteByte(u8g, dev, (*(uint8_t *)arg) >> 1);
iforce2d 0:972874f31c98 209 u8g_SetChipSelect(u8g, dev, 0);
iforce2d 0:972874f31c98 210 break;
iforce2d 0:972874f31c98 211 case U8G_DEV_MSG_SLEEP_ON:
iforce2d 0:972874f31c98 212 u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd13xx_sleep_on);
iforce2d 0:972874f31c98 213 return 1;
iforce2d 0:972874f31c98 214 case U8G_DEV_MSG_SLEEP_OFF:
iforce2d 0:972874f31c98 215 u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd13xx_sleep_off);
iforce2d 0:972874f31c98 216 return 1;
iforce2d 0:972874f31c98 217 }
iforce2d 0:972874f31c98 218 return u8g_dev_pb16h1_base_fn(u8g, dev, msg, arg);
iforce2d 0:972874f31c98 219 }
iforce2d 0:972874f31c98 220
iforce2d 0:972874f31c98 221
iforce2d 0:972874f31c98 222
iforce2d 0:972874f31c98 223 U8G_PB_DEV(u8g_dev_ssd1325_nhd27oled_bw_sw_spi , WIDTH, HEIGHT, 8, u8g_dev_ssd1325_nhd27oled_bw_fn, U8G_COM_SW_SPI);
iforce2d 0:972874f31c98 224 U8G_PB_DEV(u8g_dev_ssd1325_nhd27oled_bw_hw_spi , WIDTH, HEIGHT, 8, u8g_dev_ssd1325_nhd27oled_bw_fn, U8G_COM_HW_SPI);
iforce2d 0:972874f31c98 225 U8G_PB_DEV(u8g_dev_ssd1325_nhd27oled_bw_parallel , WIDTH, HEIGHT, 8, u8g_dev_ssd1325_nhd27oled_bw_fn, U8G_COM_FAST_PARALLEL);
iforce2d 0:972874f31c98 226
iforce2d 0:972874f31c98 227 uint8_t u8g_dev_ssd1325_nhd27oled_2x_bw_buf[WIDTH*2] U8G_NOCOMMON ;
iforce2d 0:972874f31c98 228 u8g_pb_t u8g_dev_ssd1325_nhd27oled_2x_bw_pb = { {16, HEIGHT, 0, 0, 0}, WIDTH, u8g_dev_ssd1325_nhd27oled_2x_bw_buf};
iforce2d 0:972874f31c98 229 u8g_dev_t u8g_dev_ssd1325_nhd27oled_2x_bw_sw_spi = { u8g_dev_ssd1325_nhd27oled_2x_bw_fn, &u8g_dev_ssd1325_nhd27oled_2x_bw_pb, U8G_COM_SW_SPI };
iforce2d 0:972874f31c98 230 u8g_dev_t u8g_dev_ssd1325_nhd27oled_2x_bw_hw_spi = { u8g_dev_ssd1325_nhd27oled_2x_bw_fn, &u8g_dev_ssd1325_nhd27oled_2x_bw_pb, U8G_COM_HW_SPI };
iforce2d 0:972874f31c98 231 u8g_dev_t u8g_dev_ssd1325_nhd27oled_2x_bw_parallel = { u8g_dev_ssd1325_nhd27oled_2x_bw_fn, &u8g_dev_ssd1325_nhd27oled_2x_bw_pb, U8G_COM_FAST_PARALLEL };
iforce2d 0:972874f31c98 232
iforce2d 0:972874f31c98 233