u8g_dev_ssd1325_nhd27oled_bw.c 9.7 KB

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  1. /*
  2. u8g_dev_ssd1325_nhd27oled_bw.c
  3. 1-Bit (BW) Driver for SSD1325 Controller (OLED Display)
  4. Tested with NHD-2.7-12864UCY3
  5. Universal 8bit Graphics Library
  6. Copyright (c) 2011, olikraus@gmail.com
  7. All rights reserved.
  8. Redistribution and use in source and binary forms, with or without modification,
  9. are permitted provided that the following conditions are met:
  10. * Redistributions of source code must retain the above copyright notice, this list
  11. of conditions and the following disclaimer.
  12. * Redistributions in binary form must reproduce the above copyright notice, this
  13. list of conditions and the following disclaimer in the documentation and/or other
  14. materials provided with the distribution.
  15. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
  16. CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
  17. INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  18. MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  19. DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
  20. CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21. SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22. NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  23. LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  24. CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  25. STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  26. ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  27. ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28. SSD130x Monochrom OLED Controller
  29. SSD131x Character OLED Controller
  30. SSD132x Graylevel OLED Controller
  31. SSD1331 Color OLED Controller
  32. */
  33. #ifdef OBSOLETE_CODE
  34. #include "u8g.h"
  35. #define WIDTH 128
  36. #define HEIGHT 64
  37. #define PAGE_HEIGHT 8
  38. /* http://www.newhavendisplay.com/app_notes/OLED_2_7_12864.txt */
  39. static const uint8_t u8g_dev_ssd1325_1bit_nhd_27_12864ucy3_init_seq[] PROGMEM = {
  40. U8G_ESC_DLY(10), /* delay 10 ms */
  41. U8G_ESC_CS(0), /* disable chip */
  42. U8G_ESC_ADR(0), /* instruction mode */
  43. U8G_ESC_RST(1), /* do reset low pulse with (1*16)+2 milliseconds */
  44. U8G_ESC_CS(1), /* enable chip */
  45. 0x0ae, /* display off, sleep mode */
  46. 0x0b3, 0x091, /* set display clock divide ratio/oscillator frequency (set clock as 135 frames/sec) */
  47. 0x0a8, 0x03f, /* multiplex ratio: 0x03f * 1/64 duty */
  48. 0x0a2, 0x04c, /* display offset, shift mapping ram counter */
  49. 0x0a1, 0x000, /* display start line */
  50. 0x0ad, 0x002, /* master configuration: disable embedded DC-DC, enable internal VCOMH */
  51. 0x0a0, 0x056, /* remap configuration, vertical address increment, enable nibble remap (upper nibble is left) */
  52. 0x086, /* full current range (0x084, 0x085, 0x086) */
  53. 0x0b8, /* set gray scale table */
  54. 0x01, 0x011, 0x022, 0x032, 0x043, 0x054, 0x065, 0x076,
  55. 0x081, 0x070, /* contrast, brightness, 0..128, Newhaven: 0x040 */
  56. 0x0b2, 0x051, /* frame frequency (row period) */
  57. 0x0b1, 0x055, /* phase length */
  58. 0x0bc, 0x010, /* pre-charge voltage level */
  59. 0x0b4, 0x002, /* set pre-charge compensation level (not documented in the SDD1325 datasheet, but used in the NHD init seq.) */
  60. 0x0b0, 0x028, /* enable pre-charge compensation (not documented in the SDD1325 datasheet, but used in the NHD init seq.) */
  61. 0x0be, 0x01c, /* VCOMH voltage */
  62. 0x0bf, 0x002|0x00d, /* VSL voltage level (not documented in the SDD1325 datasheet, but used in the NHD init seq.) */
  63. 0x0a5, /* all pixel on */
  64. 0x0af, /* display on */
  65. U8G_ESC_DLY(100), /* delay 100 ms */
  66. U8G_ESC_DLY(100), /* delay 100 ms */
  67. 0x0a4, /* normal display mode */
  68. U8G_ESC_CS(0), /* disable chip */
  69. U8G_ESC_END /* end of sequence */
  70. };
  71. static const uint8_t u8g_dev_ssd1325_1bit_nhd_27_12864ucy3_prepare_page_seq[] PROGMEM = {
  72. U8G_ESC_ADR(0), /* instruction mode */
  73. U8G_ESC_CS(1), /* enable chip */
  74. 0x015, /* column address... */
  75. 0x000, /* start at column 0 */
  76. 0x03f, /* end at column 63 (which is y == 127), because there are two pixel in one column */
  77. 0x075, /* row address... */
  78. U8G_ESC_END /* end of sequence */
  79. };
  80. static void u8g_dev_ssd1325_1bit_prepare_page(u8g_t *u8g, u8g_dev_t *dev)
  81. {
  82. uint8_t page = ((u8g_pb_t *)(dev->dev_mem))->p.page;
  83. u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd1325_1bit_nhd_27_12864ucy3_prepare_page_seq);
  84. page <<= 3;
  85. u8g_WriteByte(u8g, dev, page); /* start at the selected page */
  86. page += 7;
  87. u8g_WriteByte(u8g, dev, page); /* end within the selected page */
  88. u8g_SetAddress(u8g, dev, 1); /* data mode */
  89. }
  90. static void u8g_dev_ssd1325_1bit_2x_prepare_page(u8g_t *u8g, u8g_dev_t *dev, uint8_t is_odd)
  91. {
  92. uint8_t page = ((u8g_pb_t *)(dev->dev_mem))->p.page;
  93. u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd1325_1bit_nhd_27_12864ucy3_prepare_page_seq);
  94. page <<= 1;
  95. page += is_odd;
  96. page <<= 3;
  97. u8g_WriteByte(u8g, dev, page); /* start at the selected page */
  98. page += 7;
  99. u8g_WriteByte(u8g, dev, page); /* end within the selected page */
  100. u8g_SetAddress(u8g, dev, 1); /* data mode */
  101. }
  102. /* assumes row autoincrement and activated nibble remap */
  103. #ifdef OLD
  104. static void _OLD_u8g_dev_ssd1325_1bit_write_16_pixel(u8g_t *u8g, u8g_dev_t *dev, uint8_t left, uint8_t right)
  105. {
  106. uint8_t d, cnt;
  107. cnt = 8;
  108. do
  109. {
  110. d = 0;
  111. if ( left & 1 )
  112. d |= 0x0f0;
  113. if ( right & 1 )
  114. d |= 0x00f;
  115. u8g_WriteByte(u8g, dev, d);
  116. left >>= 1;
  117. right >>= 1;
  118. cnt--;
  119. }while ( cnt > 0 );
  120. }
  121. #endif
  122. static void u8g_dev_ssd1325_1bit_write_16_pixel(u8g_t *u8g, u8g_dev_t *dev, uint8_t left, uint8_t right)
  123. {
  124. uint8_t d, cnt;
  125. static uint8_t buf[8];
  126. cnt = 8;
  127. do
  128. {
  129. d = 0;
  130. if ( left & 128 )
  131. d |= 0x0f0;
  132. if ( right & 128 )
  133. d |= 0x00f;
  134. cnt--;
  135. buf[cnt] = d;
  136. left <<= 1;
  137. right <<= 1;
  138. }while ( cnt > 0 );
  139. u8g_WriteSequence(u8g, dev, 8, buf);
  140. }
  141. static void u8g_dev_ssd1325_1bit_write_buffer(u8g_t *u8g, u8g_dev_t *dev, uint8_t is_odd)
  142. {
  143. uint8_t cnt, left, right;
  144. uint8_t *ptr;
  145. u8g_pb_t *pb = (u8g_pb_t *)(dev->dev_mem);
  146. ptr = pb->buf;
  147. cnt = pb->width;
  148. if ( is_odd )
  149. ptr += cnt;
  150. cnt >>= 1;
  151. do
  152. {
  153. left = *ptr++;
  154. right = *ptr++;
  155. u8g_dev_ssd1325_1bit_write_16_pixel(u8g, dev, left, right);
  156. cnt--;
  157. } while( cnt > 0 );
  158. }
  159. uint8_t u8g_dev_ssd1325_nhd27oled_bw_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg)
  160. {
  161. switch(msg)
  162. {
  163. case U8G_DEV_MSG_INIT:
  164. u8g_InitCom(u8g, dev, U8G_SPI_CLK_CYCLE_300NS);
  165. u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd1325_1bit_nhd_27_12864ucy3_init_seq);
  166. break;
  167. case U8G_DEV_MSG_STOP:
  168. break;
  169. case U8G_DEV_MSG_PAGE_NEXT:
  170. {
  171. u8g_dev_ssd1325_1bit_prepare_page(u8g, dev);
  172. u8g_dev_ssd1325_1bit_write_buffer(u8g, dev, 0);
  173. u8g_SetChipSelect(u8g, dev, 0);
  174. }
  175. break;
  176. case U8G_DEV_MSG_CONTRAST:
  177. u8g_SetChipSelect(u8g, dev, 1);
  178. u8g_SetAddress(u8g, dev, 0); /* instruction mode */
  179. u8g_WriteByte(u8g, dev, 0x081);
  180. u8g_WriteByte(u8g, dev, (*(uint8_t *)arg) >> 1);
  181. u8g_SetChipSelect(u8g, dev, 0);
  182. break;
  183. }
  184. return u8g_dev_pb8v1_base_fn(u8g, dev, msg, arg);
  185. }
  186. uint8_t u8g_dev_ssd1325_nhd27oled_2x_bw_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg)
  187. {
  188. switch(msg)
  189. {
  190. case U8G_DEV_MSG_INIT:
  191. u8g_InitCom(u8g, dev, U8G_SPI_CLK_CYCLE_300NS);
  192. u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd1325_1bit_nhd_27_12864ucy3_init_seq);
  193. break;
  194. case U8G_DEV_MSG_STOP:
  195. break;
  196. case U8G_DEV_MSG_PAGE_NEXT:
  197. {
  198. u8g_dev_ssd1325_1bit_2x_prepare_page(u8g, dev, 0);
  199. u8g_dev_ssd1325_1bit_write_buffer(u8g, dev, 0);
  200. u8g_dev_ssd1325_1bit_2x_prepare_page(u8g, dev, 1);
  201. u8g_dev_ssd1325_1bit_write_buffer(u8g, dev, 1);
  202. u8g_SetChipSelect(u8g, dev, 0);
  203. }
  204. break;
  205. case U8G_DEV_MSG_CONTRAST:
  206. u8g_SetChipSelect(u8g, dev, 1);
  207. u8g_SetAddress(u8g, dev, 0); /* instruction mode */
  208. u8g_WriteByte(u8g, dev, 0x081);
  209. u8g_WriteByte(u8g, dev, (*(uint8_t *)arg) >> 1);
  210. u8g_SetChipSelect(u8g, dev, 0);
  211. break;
  212. }
  213. return u8g_dev_pb16v1_base_fn(u8g, dev, msg, arg);
  214. }
  215. /* disabled, see bw_new.c */
  216. /*
  217. U8G_PB_DEV(u8g_dev_ssd1325_nhd27oled_bw_sw_spi , WIDTH, HEIGHT, PAGE_HEIGHT, u8g_dev_ssd1325_nhd27oled_bw_fn, U8G_COM_SW_SPI);
  218. U8G_PB_DEV(u8g_dev_ssd1325_nhd27oled_bw_hw_spi , WIDTH, HEIGHT, PAGE_HEIGHT, u8g_dev_ssd1325_nhd27oled_bw_fn, U8G_COM_HW_SPI);
  219. U8G_PB_DEV(u8g_dev_ssd1325_nhd27oled_bw_parallel , WIDTH, HEIGHT, PAGE_HEIGHT, u8g_dev_ssd1325_nhd27oled_bw_fn, U8G_COM_FAST_PARALLEL);
  220. */
  221. /*
  222. uint8_t u8g_dev_ssd1325_nhd27oled_2x_bw_buf[WIDTH*2] U8G_NOCOMMON ;
  223. u8g_pb_t u8g_dev_ssd1325_nhd27oled_2x_bw_pb = { {16, HEIGHT, 0, 0, 0}, WIDTH, u8g_dev_ssd1325_nhd27oled_2x_bw_buf};
  224. 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 };
  225. 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 };
  226. 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 };
  227. */
  228. #endif