comparison: components/u8g2/csrc/u8x8_d_st7586s_s028hn118a.c
components/u8g2/csrc/u8x8_d_st7586s_s028hn118a.c
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| 1 /* | |
| 2 u8x8_d_st7586s_s028hn118a.c | |
| 3 Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/) | |
| 4 Copyright (c) 2018, olikraus@gmail.com | |
| 5 All rights reserved. | |
| 6 Redistribution and use in source and binary forms, with or without modification, | |
| 7 are permitted provided that the following conditions are met: | |
| 8 * Redistributions of source code must retain the above copyright notice, this list | |
| 9 of conditions and the following disclaimer. | |
| 10 | |
| 11 * Redistributions in binary form must reproduce the above copyright notice, this | |
| 12 list of conditions and the following disclaimer in the documentation and/or other | |
| 13 materials provided with the distribution. | |
| 14 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND | |
| 15 CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, | |
| 16 INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
| 17 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
| 18 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR | |
| 19 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 20 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
| 21 NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
| 22 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | |
| 23 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
| 24 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 25 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF | |
| 26 ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 27 | |
| 28 */ | |
| 29 | |
| 30 #include "u8g2.h" | |
| 31 | |
| 32 | |
| 33 static const uint8_t u8x8_d_st7586s_sleep_on[] = { | |
| 34 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ | |
| 35 U8X8_C(0x010), /* set power save mode */ | |
| 36 U8X8_END_TRANSFER(), /* disable chip */ | |
| 37 U8X8_END() /* end of sequence */ | |
| 38 }; | |
| 39 | |
| 40 static const uint8_t u8x8_d_st7586s_sleep_off[] = { | |
| 41 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ | |
| 42 U8X8_C(0x011), //Sleep out | |
| 43 U8X8_DLY(50), /* delay 50 ms */ | |
| 44 U8X8_END_TRANSFER(), /* disable chip */ | |
| 45 U8X8_END() /* end of sequence */ | |
| 46 }; | |
| 47 | |
| 48 static const uint8_t u8x8_d_st7586s_s028hn118a_flip0_seq[] = { | |
| 49 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ | |
| 50 U8X8_C(0x036), /* Scan Direction Setting */ | |
| 51 U8X8_A(0x000), /* COM0 -> COM159 SEG0 -> SEG384 */ | |
| 52 U8X8_C(0x037), /* Start line 0 */ | |
| 53 U8X8_A(0x000), | |
| 54 U8X8_END_TRANSFER(), /* disable chip */ | |
| 55 U8X8_END() /* end of sequence */ | |
| 56 }; | |
| 57 | |
| 58 static const uint8_t u8x8_d_st7586s_s028hn118a_flip1_seq[] = { | |
| 59 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ | |
| 60 U8X8_C(0x036), /* Scan Direction Setting */ | |
| 61 U8X8_A(0x0C8), /* COM159 -> COM0 SEG384 -> SEG0 */ | |
| 62 U8X8_C(0x037), /* Start line 24 */ | |
| 63 U8X8_A(0x018), | |
| 64 U8X8_END_TRANSFER(), /* disable chip */ | |
| 65 U8X8_END() /* end of sequence */ | |
| 66 }; | |
| 67 | |
| 68 static uint8_t u8x8_d_st7586s_common(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) { | |
| 69 uint8_t c; | |
| 70 uint8_t *ptr; | |
| 71 uint8_t i, byte; | |
| 72 uint32_t input; | |
| 73 uint8_t output[8]; | |
| 74 switch (msg) { | |
| 75 case U8X8_MSG_DISPLAY_DRAW_TILE: | |
| 76 u8x8_cad_StartTransfer(u8x8); // OK Start transfer | |
| 77 u8x8_cad_SendCmd(u8x8, 0x02B); /* Row Address Setting */ | |
| 78 u8x8_cad_SendArg(u8x8, 0x000); | |
| 79 u8x8_cad_SendArg(u8x8, 0x008 * ((u8x8_tile_t *)arg_ptr)->y_pos); | |
| 80 u8x8_cad_SendArg(u8x8, 0x000); | |
| 81 u8x8_cad_SendArg(u8x8, u8x8->display_info->pixel_height - 1); /* should this be u8x8->display_info->pixel_height - 1 */ | |
| 82 u8x8_cad_SendCmd(u8x8, 0x02C); /* cmd write display data to ram */ | |
| 83 c = ((u8x8_tile_t *) arg_ptr)->cnt; // | |
| 84 c *= 8; | |
| 85 ptr = ((u8x8_tile_t *) arg_ptr)->tile_ptr; // | |
| 86 | |
| 87 // The ST7586S has an unusual 3 pixels per byte format so here we read in 3 bytes (24 pixels) and | |
| 88 // pack that into 8 bytes of 3 pixels each | |
| 89 while (c > 0) { | |
| 90 input = (((uint32_t)ptr[0] << 16) | ((uint32_t)ptr[1] << 8) | (uint32_t)ptr[2]); | |
| 91 for (i=0; i<8; i++) | |
| 92 { | |
| 93 byte = 0; | |
| 94 if (input & 0x800000) // if bit 23 | |
| 95 byte = byte | 0xC0; //set pixel 1 | |
| 96 if (input & 0x400000) // if bit 22 | |
| 97 byte = byte | 0x18; //set pixel 2 | |
| 98 if (input & 0x200000) // if bit 22 | |
| 99 byte = byte | 0x3; //set pixel 3 | |
| 100 output[i] = byte; | |
| 101 input <<= 3; | |
| 102 } | |
| 103 u8x8_cad_SendData(u8x8, 8, output); | |
| 104 ptr += 3; | |
| 105 c -= 3; | |
| 106 } | |
| 107 u8x8_cad_EndTransfer(u8x8); | |
| 108 break; | |
| 109 case U8X8_MSG_DISPLAY_SET_POWER_SAVE: | |
| 110 if (arg_int == 0) | |
| 111 u8x8_cad_SendSequence(u8x8, u8x8_d_st7586s_sleep_off); | |
| 112 else | |
| 113 u8x8_cad_SendSequence(u8x8, u8x8_d_st7586s_sleep_on); | |
| 114 break; | |
| 115 #ifdef U8X8_WITH_SET_CONTRAST | |
| 116 case U8X8_MSG_DISPLAY_SET_CONTRAST: | |
| 117 u8x8_cad_StartTransfer(u8x8); | |
| 118 u8x8_cad_SendCmd(u8x8, 0x0C0); | |
| 119 u8x8_cad_SendArg(u8x8, arg_int); | |
| 120 u8x8_cad_SendArg(u8x8, 0); | |
| 121 u8x8_cad_EndTransfer(u8x8); | |
| 122 break; | |
| 123 #endif | |
| 124 default: | |
| 125 return 0; | |
| 126 } | |
| 127 return 1; | |
| 128 } | |
| 129 | |
| 130 static const uint8_t u8x8_d_st7586s_s028hn118a_init_seq[] = { | |
| 131 U8X8_END_TRANSFER(),/* disable chip */ | |
| 132 // U8G_ESC_RST(15), /* hardware reset */ | |
| 133 U8X8_DLY(60), /* Delay 60 ms */ | |
| 134 U8X8_START_TRANSFER(),/* enable chip */ | |
| 135 | |
| 136 U8X8_C(0x001), // Soft reset | |
| 137 U8X8_DLY(60), // Delay 120 ms | |
| 138 | |
| 139 U8X8_C(0x011), // Sleep Out | |
| 140 U8X8_C(0x028), // Display OFF | |
| 141 U8X8_DLY(25), // Delay 50 ms | |
| 142 | |
| 143 U8X8_CAA(0x0C0,0x0E5,0x00),// Vop = F0h in trace a bit too dark | |
| 144 | |
| 145 U8X8_CA(0x0C3,0x004), // BIAS = 1/10 0x04 in trace | |
| 146 | |
| 147 U8X8_CA(0x0C4,0x005), // Booster = x6 0x05 in trace | |
| 148 | |
| 149 U8X8_CA(0x0D0,0x01D), // Enable Analog Circuit | |
| 150 | |
| 151 U8X8_CA(0x0B3,0x000), // Set FOSC divider | |
| 152 | |
| 153 U8X8_CA(0x0B5,0x08B), // N-Line = 0 | |
| 154 | |
| 155 U8X8_C(0x039), // 0x39 Monochrome mode. 0x38 - gray Mode | |
| 156 | |
| 157 U8X8_C(0x03A), // Enable DDRAM Interface | |
| 158 U8X8_A(0x002), // monochrome and 4-level | |
| 159 | |
| 160 U8X8_C(0x036), // Scan Direction Setting | |
| 161 U8X8_A(0x000), // COM0 -> COM159 SEG0 -> SEG384 | |
| 162 | |
| 163 U8X8_C(0x0B0), // Duty Setting (num rows - 1) | |
| 164 U8X8_A(0x087), // should be 0x87 but caused flicker 0x9F | |
| 165 | |
| 166 U8X8_C(0x020), // Display inversion off | |
| 167 | |
| 168 U8X8_C(0x02A), // Column Address Setting | |
| 169 U8X8_A(0x000), // COL0 -> COL127 | |
| 170 U8X8_A(0x000), // | |
| 171 U8X8_A(0x000), // | |
| 172 U8X8_A(0x07f), // 128*3=384 pixels | |
| 173 | |
| 174 U8X8_C(0x02B), // Row Address Setting | |
| 175 U8X8_A(0x000), // ROW0 -> ROW135 | |
| 176 U8X8_A(0x000), // | |
| 177 U8X8_A(0x000), // | |
| 178 U8X8_A(0x087), // 136 pixels | |
| 179 | |
| 180 U8X8_C(0x0F1), // Frame rate monochrome | |
| 181 U8X8_A(0x00C), // The factory firmware set this to 49.0 Hz 0x07 | |
| 182 U8X8_A(0x00C), // This caused a shimmer under 50Hz LED lights | |
| 183 U8X8_A(0x00C), // 69.0 Hz (0x0C) fixes this and should avoid the | |
| 184 U8X8_A(0x00C), // issue in the US too | |
| 185 | |
| 186 U8X8_C(0x029), // Display ON | |
| 187 U8X8_END() /* end of sequence */ | |
| 188 }; | |
| 189 | |
| 190 static const u8x8_display_info_t u8x8_st7586s_s028hn118a_display_info = | |
| 191 { | |
| 192 /* chip_enable_level = */ 0, | |
| 193 /* chip_disable_level = */ 1, | |
| 194 | |
| 195 /* post_chip_enable_wait_ns = */ 5, | |
| 196 /* pre_chip_disable_wait_ns = */ 5, | |
| 197 /* reset_pulse_width_ms = */ 1, | |
| 198 /* post_reset_wait_ms = */ 6, | |
| 199 /* sda_setup_time_ns = */ 20, | |
| 200 /* sck_pulse_width_ns = */ 100, /* datasheet ST7586S */ | |
| 201 /* sck_clock_hz = */ 8000000UL, /* since Arduino 1.6.0, the SPI bus speed in Hz. Should be 1000000000/sck_pulse_width_ns */ | |
| 202 /* ST7586+Atmega128RFA1 works with 8MHz */ | |
| 203 /* spi_mode = */ 3, /* active high, rising edge */ | |
| 204 /* i2c_bus_clock_100kHz = */ 4, | |
| 205 /* data_setup_time_ns = */ 20, /* datasheet suggests min 20 */ | |
| 206 /* write_pulse_width_ns = */ 40, | |
| 207 /* tile_width = */ 48, | |
| 208 /* tile_height = */ 17, | |
| 209 /* default_x_offset = */ 0, | |
| 210 /* flipmode_x_offset = */ 0, | |
| 211 /* pixel_width = */ 384, | |
| 212 /* pixel_height = */ 136 | |
| 213 }; | |
| 214 | |
| 215 /******************************************************************************* | |
| 216 * st7586s_s028hn118a driver. This is the display in the SMART Response XE. This requires 16 bit mode. | |
| 217 ******************************************************************************/ | |
| 218 uint8_t u8x8_d_st7586s_s028hn118a(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) { | |
| 219 if (u8x8_d_st7586s_common(u8x8, msg, arg_int, arg_ptr) != 0) | |
| 220 return 1; | |
| 221 | |
| 222 switch (msg) { | |
| 223 case U8X8_MSG_DISPLAY_INIT: | |
| 224 u8x8_d_helper_display_init(u8x8); | |
| 225 u8x8_cad_SendSequence(u8x8, u8x8_d_st7586s_s028hn118a_init_seq); | |
| 226 break; | |
| 227 case U8X8_MSG_DISPLAY_SETUP_MEMORY: | |
| 228 u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7586s_s028hn118a_display_info); | |
| 229 break; | |
| 230 case U8X8_MSG_DISPLAY_SET_FLIP_MODE: | |
| 231 if ( arg_int == 0 ) | |
| 232 { | |
| 233 u8x8_cad_SendSequence(u8x8, u8x8_d_st7586s_s028hn118a_flip0_seq); | |
| 234 u8x8->x_offset = u8x8->display_info->default_x_offset; | |
| 235 } | |
| 236 else | |
| 237 { | |
| 238 u8x8_cad_SendSequence(u8x8, u8x8_d_st7586s_s028hn118a_flip1_seq); | |
| 239 u8x8->x_offset = u8x8->display_info->flipmode_x_offset; | |
| 240 } | |
| 241 break; | |
| 242 default: | |
| 243 return 0; | |
| 244 } | |
| 245 return 1; | |
| 246 } |
