| 1 | /* |
| 2 | |
| 3 | u8x8_d_st75320.c |
| 4 | |
| 5 | Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/) |
| 6 | |
| 7 | Copyright (c) 2019, olikraus@gmail.com |
| 8 | All rights reserved. |
| 9 | |
| 10 | Redistribution and use in source and binary forms, with or without modification, |
| 11 | are permitted provided that the following conditions are met: |
| 12 | |
| 13 | * Redistributions of source code must retain the above copyright notice, this list |
| 14 | of conditions and the following disclaimer. |
| 15 | |
| 16 | * Redistributions in binary form must reproduce the above copyright notice, this |
| 17 | list of conditions and the following disclaimer in the documentation and/or other |
| 18 | materials provided with the distribution. |
| 19 | |
| 20 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
| 21 | CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
| 22 | INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 23 | MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 24 | DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR |
| 25 | CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 26 | SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 27 | NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 28 | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| 29 | CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| 30 | STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 31 | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| 32 | ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 33 | |
| 34 | |
| 35 | ST75320: 320x240 monochrome LCD |
| 36 | |
| 37 | https://github.com/olikraus/u8g2/issues/921 |
| 38 | |
| 39 | */ |
| 40 | |
| 41 | |
| 42 | #include "u8x8.h" |
| 43 | |
| 44 | static const uint8_t u8x8_d_st75320_jlx320240_powersave0_seq[] = { |
| 45 | U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ |
| 46 | U8X8_C(0x0af), /* display on */ |
| 47 | U8X8_END_TRANSFER(), /* disable chip */ |
| 48 | U8X8_END() /* end of sequence */ |
| 49 | }; |
| 50 | |
| 51 | static const uint8_t u8x8_d_st75320_jlx320240_powersave1_seq[] = { |
| 52 | U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ |
| 53 | U8X8_C(0x0ae), /* display off */ |
| 54 | U8X8_END_TRANSFER(), /* disable chip */ |
| 55 | U8X8_END() /* end of sequence */ |
| 56 | }; |
| 57 | |
| 58 | static const uint8_t u8x8_d_st75320_jlx320240_flip0_seq[] = { |
| 59 | U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ |
| 60 | U8X8_CA(0xC4, 0x02), /* COM Output Status, Bits 0 & 1 */ |
| 61 | U8X8_C(0xA1), /* Column Address Direction: Bit 0 */ |
| 62 | //U8X8_C(0x0a1), /* segment remap a0/a1*/ |
| 63 | //U8X8_C(0x0c8), /* c0: scan dir normal, c8: reverse */ |
| 64 | U8X8_END_TRANSFER(), /* disable chip */ |
| 65 | U8X8_END() /* end of sequence */ |
| 66 | }; |
| 67 | |
| 68 | static const uint8_t u8x8_d_st75320_jlx320240_flip1_seq[] = { |
| 69 | U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ |
| 70 | //U8X8_C(0x0a0), /* segment remap a0/a1*/ |
| 71 | //U8X8_C(0x0c0), /* c0: scan dir normal, c8: reverse */ |
| 72 | U8X8_CA(0xC4, 0x03), /* COM Output Status, Bits 0 & 1 */ |
| 73 | U8X8_C(0xA0), /* Column Address Direction: Bit 0 */ |
| 74 | U8X8_END_TRANSFER(), /* disable chip */ |
| 75 | U8X8_END() /* end of sequence */ |
| 76 | }; |
| 77 | |
| 78 | |
| 79 | |
| 80 | |
| 81 | /*===================================================*/ |
| 82 | |
| 83 | static uint8_t u8x8_d_st75320_generic(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) |
| 84 | { |
| 85 | uint16_t x; |
| 86 | uint8_t c; |
| 87 | uint8_t *ptr; |
| 88 | switch(msg) |
| 89 | { |
| 90 | /* handled by the calling function |
| 91 | case U8X8_MSG_DISPLAY_SETUP_MEMORY: |
| 92 | u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st75320_jlx320240_display_info); |
| 93 | break; |
| 94 | */ |
| 95 | /* handled by the calling function |
| 96 | case U8X8_MSG_DISPLAY_INIT: |
| 97 | u8x8_d_helper_display_init(u8x8); |
| 98 | u8x8_cad_SendSequence(u8x8, u8x8_d_st75320_jlx320240_init_seq); |
| 99 | break; |
| 100 | */ |
| 101 | case U8X8_MSG_DISPLAY_SET_POWER_SAVE: |
| 102 | if ( arg_int == 0 ) |
| 103 | u8x8_cad_SendSequence(u8x8, u8x8_d_st75320_jlx320240_powersave0_seq); |
| 104 | else |
| 105 | u8x8_cad_SendSequence(u8x8, u8x8_d_st75320_jlx320240_powersave1_seq); |
| 106 | break; |
| 107 | case U8X8_MSG_DISPLAY_SET_FLIP_MODE: |
| 108 | if ( arg_int == 0 ) |
| 109 | { |
| 110 | u8x8_cad_SendSequence(u8x8, u8x8_d_st75320_jlx320240_flip0_seq); |
| 111 | u8x8->x_offset = u8x8->display_info->default_x_offset; |
| 112 | } |
| 113 | else |
| 114 | { |
| 115 | u8x8_cad_SendSequence(u8x8, u8x8_d_st75320_jlx320240_flip1_seq); |
| 116 | u8x8->x_offset = u8x8->display_info->flipmode_x_offset; |
| 117 | } |
| 118 | break; |
| 119 | #ifdef U8X8_WITH_SET_CONTRAST |
| 120 | case U8X8_MSG_DISPLAY_SET_CONTRAST: |
| 121 | u8x8_cad_StartTransfer(u8x8); |
| 122 | u8x8_cad_SendCmd(u8x8, 0x081 ); |
| 123 | u8x8_cad_SendArg(u8x8, arg_int<<2 ); |
| 124 | u8x8_cad_SendArg(u8x8, arg_int>>6 ); |
| 125 | u8x8_cad_EndTransfer(u8x8); |
| 126 | break; |
| 127 | #endif |
| 128 | case U8X8_MSG_DISPLAY_DRAW_TILE: |
| 129 | x = ((u8x8_tile_t *)arg_ptr)->x_pos; |
| 130 | x *= 8; |
| 131 | x += u8x8->x_offset; |
| 132 | |
| 133 | u8x8_cad_StartTransfer(u8x8); |
| 134 | |
| 135 | u8x8_cad_SendCmd(u8x8, 0x013); |
| 136 | u8x8_cad_SendArg(u8x8, (x>>8) ); |
| 137 | u8x8_cad_SendArg(u8x8, (x&255) ); |
| 138 | u8x8_cad_SendCmd(u8x8, 0x0b1 ); |
| 139 | u8x8_cad_SendArg(u8x8, (((u8x8_tile_t *)arg_ptr)->y_pos)); |
| 140 | |
| 141 | |
| 142 | u8x8_cad_SendCmd(u8x8, 0x01d ); // write data |
| 143 | |
| 144 | do |
| 145 | { |
| 146 | c = ((u8x8_tile_t *)arg_ptr)->cnt; |
| 147 | ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr; |
| 148 | /* SendData can not handle more than 255 bytes */ |
| 149 | if ( c > 31 ) |
| 150 | { |
| 151 | u8x8_cad_SendData(u8x8, 248, ptr); /* 31*8=248 */ |
| 152 | ptr+=248; |
| 153 | c -= 31; |
| 154 | } |
| 155 | |
| 156 | u8x8_cad_SendData(u8x8, c*8, ptr); |
| 157 | arg_int--; |
| 158 | } while( arg_int > 0 ); |
| 159 | |
| 160 | |
| 161 | u8x8_cad_EndTransfer(u8x8); |
| 162 | break; |
| 163 | default: |
| 164 | return 0; |
| 165 | } |
| 166 | return 1; |
| 167 | } |
| 168 | |
| 169 | /*===================================================*/ |
| 170 | |
| 171 | |
| 172 | /* QT-2832TSWUG02/ZJY-2832TSWZG02 */ |
| 173 | static const uint8_t u8x8_d_st75320_jlx320240_init_seq[] = { |
| 174 | |
| 175 | U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */ |
| 176 | |
| 177 | U8X8_C(0xAE), // Display OFF |
| 178 | U8X8_CA(0xEA, 0x00), // Power Discharge Control, Discharge OFF |
| 179 | U8X8_C(0xA8), // sleep out |
| 180 | U8X8_C(0xAB), // OSC ON |
| 181 | U8X8_C(0x69), // Temperature Detection ON |
| 182 | U8X8_C(0x4E), // TC Setting |
| 183 | U8X8_A8(0xff, 0x44, 0x12, 0x11, 0x11, 0x11, 0x22, 0x23), |
| 184 | U8X8_CAA(0x39, 0x00, 0x00), //TC Flag |
| 185 | |
| 186 | |
| 187 | U8X8_CA(0x2B, 0x00), // Frame Rate Level |
| 188 | U8X8_CAA(0x5F, 0x66, 0x66), // Set Frame Frequency, fFR=80Hz in all temperature range |
| 189 | U8X8_CAAA(0xEC, 0x19, 0x64, 0x6e), // FR Compensation Temp. Range, TA = -15 degree, TB = 60 degree, TC = 70 degree |
| 190 | U8X8_CAA(0xED, 0x04, 0x04), // Temp. Hysteresis Value (thermal sensitivity) |
| 191 | U8X8_C(0xA6), // Display Inverse OFF |
| 192 | U8X8_C(0xA4), // Disable Display All Pixel ON |
| 193 | |
| 194 | U8X8_CA(0xC4, 0x02), // COM Output Status |
| 195 | U8X8_C(0xA1), // Column Address Direction: MX=0 |
| 196 | |
| 197 | U8X8_CAA(0x6D, 0x07, 0x00), // Display Area, Duty = 1/240 duty, Start Group = 1 |
| 198 | U8X8_C(0x84), // Display Data Input Direction: Column |
| 199 | U8X8_CA(0x36, 0x1e), // Set N-Line |
| 200 | U8X8_C(0xE4), // N-Line On |
| 201 | U8X8_CA(0xE7, 0x19), // LCD Drive Method //NLFR=1// |
| 202 | |
| 203 | U8X8_CAA(0x81, 0x4f, 0x01), // OX81: Set EV=64h, 0..255, 0..3 |
| 204 | U8X8_CA(0xA2, 0x0a), // BIAS //1/16 BIAS |
| 205 | U8X8_CA(0x25, 0x020), // Power Control //AVDD ON |
| 206 | U8X8_DLY(10), |
| 207 | U8X8_CA(0x25, 0x60), // Power Control//AVDD, MV3 & NAVDD ON |
| 208 | U8X8_DLY(10), |
| 209 | U8X8_CA(0x25, 0x70), // Power Control //AVDD, MV3, NAVDD & V3 ON |
| 210 | U8X8_DLY(10), |
| 211 | U8X8_CA(0x25, 0x78), // Power Control//AVDD, MV3, NAVDD, V3 & VPF ON |
| 212 | U8X8_DLY(10), |
| 213 | U8X8_CA(0x25, 0x7c), // Power Control//AVDD, MV3, NAVDD, V3, VPF & VNF ON |
| 214 | U8X8_DLY(10), |
| 215 | U8X8_CA(0x25, 0x7e), // Power Control//VOUT, AVDD, MV3, NAVDD, V3, VPF & VNF ON |
| 216 | U8X8_DLY(10), |
| 217 | U8X8_CA(0x25, 0x7f), // Power Control/VOUT, AVDD, MV3, NAVDD, V3, VPF & VNF ON |
| 218 | U8X8_DLY(10), |
| 219 | //U8X8_C(0xaf); //Display ON |
| 220 | |
| 221 | U8X8_END_TRANSFER(), /* disable chip */ |
| 222 | U8X8_END() /* end of sequence */ |
| 223 | }; |
| 224 | |
| 225 | |
| 226 | |
| 227 | |
| 228 | static const u8x8_display_info_t u8x8_st75320_jlx320240_display_info = |
| 229 | { |
| 230 | /* chip_enable_level = */ 0, |
| 231 | /* chip_disable_level = */ 1, |
| 232 | |
| 233 | /* post_chip_enable_wait_ns = */ 20, |
| 234 | /* pre_chip_disable_wait_ns = */ 20, |
| 235 | /* reset_pulse_width_ms = */ 5, |
| 236 | /* post_reset_wait_ms = */ 5, /**/ |
| 237 | /* sda_setup_time_ns = */ 20, /* */ |
| 238 | /* sck_pulse_width_ns = */ 40, /* */ |
| 239 | /* sck_clock_hz = */ 4000000UL, /* since Arduino 1.6.0, the SPI bus speed in Hz. Should be 1000000000/sck_pulse_width_ns */ |
| 240 | /* spi_mode = */ 0, /* active high, rising edge */ |
| 241 | /* i2c_bus_clock_100kHz = */ 4, /* 400KHz */ |
| 242 | /* data_setup_time_ns = */ 15, |
| 243 | /* write_pulse_width_ns = */ 70, |
| 244 | /* tile_width = */ 40, |
| 245 | /* tile_height = */ 30, |
| 246 | /* default_x_offset = */ 0, |
| 247 | /* flipmode_x_offset = */ 0, |
| 248 | /* pixel_width = */ 320, |
| 249 | /* pixel_height = */ 240 |
| 250 | }; |
| 251 | |
| 252 | uint8_t u8x8_d_st75320_jlx320240(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr) |
| 253 | { |
| 254 | |
| 255 | if ( u8x8_d_st75320_generic(u8x8, msg, arg_int, arg_ptr) != 0 ) |
| 256 | return 1; |
| 257 | |
| 258 | switch(msg) |
| 259 | { |
| 260 | case U8X8_MSG_DISPLAY_INIT: |
| 261 | u8x8_d_helper_display_init(u8x8); |
| 262 | u8x8_cad_SendSequence(u8x8, u8x8_d_st75320_jlx320240_init_seq); |
| 263 | break; |
| 264 | case U8X8_MSG_DISPLAY_SETUP_MEMORY: |
| 265 | u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st75320_jlx320240_display_info); |
| 266 | break; |
| 267 | default: |
| 268 | return 0; |
| 269 | } |
| 270 | return 1; |
| 271 | } |