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- /*****************
- * resolutions.h *
- *****************/
-
- /****************************************************************************
- * Written By Mark Pelletier 2019 - Aleph Objects, Inc. *
- * Written By Marcio Teixeira 2019 - Aleph Objects, Inc. *
- * *
- * 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. *
- * *
- * To view a copy of the GNU General Public License, go to the following *
- * location: <http://www.gnu.org/licenses/>. *
- ****************************************************************************/
-
- #pragma once
-
- /***
- * The FT8xx has odd registers that don't correspond to timing values in
- * display datasheets. This macro computes the register values using the
- * formulas given in the document:
- *
- * Bridgetek Application Note
- * AN_336 FT8xx
- * Selecting an LCD Display
- * Version 2.1
- * Issue Date: 2017-11-14
- *
- */
- #define COMPUTE_REGS_FROM_DATASHEET \
- constexpr uint16_t Hoffset = thfp + thb - 1; \
- constexpr uint16_t Hcycle = th; \
- constexpr uint16_t Hsync0 = thfp - 1 ; \
- constexpr uint16_t Hsync1 = thfp + thpw - 1; \
- constexpr uint16_t Voffset = tvfp + tvb - 1; \
- constexpr uint16_t Vcycle = tv; \
- constexpr uint16_t Vsync0 = tvfp - 1; \
- constexpr uint16_t Vsync1 = tvfp + tvpw - 1; \
- static_assert(thfp + thb + Hsize == th, "Mismatch in display th"); \
- static_assert(tvfp + tvb + Vsize == tv, "Mismatch in display tv");
-
- #ifdef TOUCH_UI_320x240
- namespace FTDI {
- constexpr uint8_t Pclk = 8;
- constexpr uint8_t Pclkpol = 0;
- constexpr uint16_t Hsize = 320;
- constexpr uint16_t Vsize = 240;
- constexpr uint16_t Vsync0 = 0;
- constexpr uint16_t Vsync1 = 2;
- constexpr uint16_t Voffset = 13;
- constexpr uint16_t Vcycle = 263;
- constexpr uint16_t Hsync0 = 0;
- constexpr uint16_t Hsync1 = 10;
- constexpr uint16_t Hoffset = 70;
- constexpr uint16_t Hcycle = 408;
-
- constexpr uint32_t default_transform_a = 0x000054ad;
- constexpr uint32_t default_transform_b = 0xffffff52;
- constexpr uint32_t default_transform_c = 0xfff7f6e4;
- constexpr uint32_t default_transform_d = 0x00000065;
- constexpr uint32_t default_transform_e = 0xffffbe3b;
- constexpr uint32_t default_transform_f = 0x00f68e75;
- }
-
- #elif defined(TOUCH_UI_480x272)
- namespace FTDI {
- constexpr uint8_t Pclk = 7;
- constexpr uint8_t Pclkpol = 1;
- constexpr uint16_t Hsize = 480;
- constexpr uint16_t Vsize = 272;
-
- constexpr uint16_t th = 525; // One horizontal line
- constexpr uint16_t thfp = 43; // HS Front porch
- constexpr uint16_t thb = 2; // HS Back porch (blanking)
- constexpr uint16_t thpw = 41; // HS pulse width
-
- constexpr uint16_t tv = 286; // Vertical period time
- constexpr uint16_t tvfp = 12; // VS Front porch
- constexpr uint16_t tvb = 2; // VS Back porch (blanking)
- constexpr uint16_t tvpw = 10; // VS pulse width
-
- COMPUTE_REGS_FROM_DATASHEET
-
- constexpr uint32_t default_transform_a = 0x00008100;
- constexpr uint32_t default_transform_b = 0x00000000;
- constexpr uint32_t default_transform_c = 0xFFF18000;
- constexpr uint32_t default_transform_d = 0x00000000;
- constexpr uint32_t default_transform_e = 0xFFFFB100;
- constexpr uint32_t default_transform_f = 0x0120D000;
- }
-
- #elif defined(TOUCH_UI_800x480)
- namespace FTDI {
- constexpr uint8_t Pclk = 3;
- constexpr uint8_t Pclkpol = 1;
- constexpr uint16_t Hsize = 800;
- constexpr uint16_t Vsize = 480;
-
- constexpr uint16_t th = 1056; // One horizontal line
- constexpr uint16_t thfp = 210; // HS Front porch
- constexpr uint16_t thb = 46; // HS Back porch (blanking)
- constexpr uint16_t thpw = 23; // HS pulse width
-
- constexpr uint16_t tv = 525; // Vertical period time
- constexpr uint16_t tvfp = 22; // VS Front porch
- constexpr uint16_t tvb = 23; // VS Back porch (blanking)
- constexpr uint16_t tvpw = 10; // VS pulse width
-
- COMPUTE_REGS_FROM_DATASHEET
-
- constexpr uint32_t default_transform_a = 0x0000D8B9;
- constexpr uint32_t default_transform_b = 0x00000124;
- constexpr uint32_t default_transform_c = 0xFFE23926;
- constexpr uint32_t default_transform_d = 0xFFFFFF51;
- constexpr uint32_t default_transform_e = 0xFFFF7E4F;
- constexpr uint32_t default_transform_f = 0x01F0AF70;
- }
-
- #else
- #error "Unknown or no TOUCH_UI_FTDI_EVE display resolution specified. To add a display resolution, modify 'ftdi_eve_resolutions.h'."
- #endif
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