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142 lines
6.6 KiB
142 lines
6.6 KiB
/*****************
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* resolutions.h *
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*****************/
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/****************************************************************************
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* Written By Mark Pelletier 2019 - Aleph Objects, Inc. *
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* Written By Marcio Teixeira 2019 - Aleph Objects, Inc. *
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* *
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* This program is free software: you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation, either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* To view a copy of the GNU General Public License, go to the following *
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* location: <https://www.gnu.org/licenses/>. *
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****************************************************************************/
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#pragma once
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/***
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* The FT8xx has odd registers that don't correspond to timing values in
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* display datasheets. This macro computes the register values using the
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* formulas given in the document:
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*
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* Bridgetek Application Note
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* AN_336 FT8xx
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* Selecting an LCD Display
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* Version 2.1
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* Issue Date: 2017-11-14
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*/
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#define COMPUTE_REGS_FROM_DATASHEET \
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constexpr uint16_t Hoffset = thfp + thb - 1; \
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constexpr uint16_t Hcycle = th; \
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constexpr uint16_t Hsync0 = thfp - 1 ; \
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constexpr uint16_t Hsync1 = thfp + thpw - 1; \
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constexpr uint16_t Voffset = tvfp + tvb - 1; \
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constexpr uint16_t Vcycle = tv; \
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constexpr uint16_t Vsync0 = tvfp - 1; \
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constexpr uint16_t Vsync1 = tvfp + tvpw - 1; \
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static_assert(thfp + thb + Hsize == th, "Mismatch in display th"); \
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static_assert(tvfp + tvb + Vsize == tv, "Mismatch in display tv")
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#if ENABLED(TOUCH_UI_320x240)
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namespace FTDI {
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constexpr uint8_t Pclk = 8;
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constexpr uint8_t Pclkpol = 0;
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constexpr uint16_t Hsize = 320;
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constexpr uint16_t Vsize = 240;
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constexpr uint16_t Vsync0 = 0;
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constexpr uint16_t Vsync1 = 2;
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constexpr uint16_t Voffset = 13;
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constexpr uint16_t Vcycle = 263;
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constexpr uint16_t Hsync0 = 0;
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constexpr uint16_t Hsync1 = 10;
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constexpr uint16_t Hoffset = 70;
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constexpr uint16_t Hcycle = 408;
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constexpr uint32_t default_transform_a = 0x000054AD;
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constexpr uint32_t default_transform_b = 0xFFFFFF52;
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constexpr uint32_t default_transform_c = 0xFFF7F6E4;
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constexpr uint32_t default_transform_d = 0x00000065;
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constexpr uint32_t default_transform_e = 0xFFFFBE3B;
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constexpr uint32_t default_transform_f = 0x00F68E75;
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}
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#elif defined(TOUCH_UI_480x272)
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namespace FTDI {
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constexpr uint8_t Pclk = 7;
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constexpr uint8_t Pclkpol = 1;
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constexpr uint16_t Hsize = 480;
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constexpr uint16_t Vsize = 272;
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constexpr uint16_t th = 525; // One horizontal line
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constexpr uint16_t thfp = 43; // HS Front porch
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constexpr uint16_t thb = 2; // HS Back porch (blanking)
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constexpr uint16_t thpw = 41; // HS pulse width
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constexpr uint16_t tv = 286; // Vertical period time
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constexpr uint16_t tvfp = 12; // VS Front porch
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constexpr uint16_t tvb = 2; // VS Back porch (blanking)
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constexpr uint16_t tvpw = 10; // VS pulse width
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COMPUTE_REGS_FROM_DATASHEET;
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constexpr uint32_t default_transform_a = 0x00008100;
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constexpr uint32_t default_transform_b = 0x00000000;
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constexpr uint32_t default_transform_c = 0xFFF18000;
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constexpr uint32_t default_transform_d = 0x00000000;
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constexpr uint32_t default_transform_e = 0xFFFFB100;
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constexpr uint32_t default_transform_f = 0x0120D000;
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}
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#elif defined(TOUCH_UI_800x480)
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namespace FTDI {
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#ifdef TOUCH_UI_800x480_GENERIC
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constexpr uint8_t Pclk = 2;
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constexpr uint16_t Hsize = 800;
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constexpr uint16_t Vsize = 480;
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constexpr uint16_t Vsync0 = 0;
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constexpr uint16_t Vsync1 = 3;
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constexpr uint16_t Voffset = 32;
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constexpr uint16_t Vcycle = 525;
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constexpr uint16_t Hsync0 = 0;
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constexpr uint16_t Hsync1 = 48;
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constexpr uint16_t Hoffset = 88;
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constexpr uint16_t Hcycle = 928;
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#else
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constexpr uint8_t Pclk = 3;
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constexpr uint8_t Pclkpol = 1;
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constexpr uint16_t Hsize = 800;
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constexpr uint16_t Vsize = 480;
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constexpr uint16_t th = 1056; // One horizontal line
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constexpr uint16_t thfp = 210; // HS Front porch
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constexpr uint16_t thb = 46; // HS Back porch (blanking)
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constexpr uint16_t thpw = 23; // HS pulse width
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constexpr uint16_t tv = 525; // Vertical period time
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constexpr uint16_t tvfp = 22; // VS Front porch
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constexpr uint16_t tvb = 23; // VS Back porch (blanking)
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constexpr uint16_t tvpw = 10; // VS pulse width
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COMPUTE_REGS_FROM_DATASHEET;
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constexpr uint32_t default_transform_a = 0x0000D8B9;
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constexpr uint32_t default_transform_b = 0x00000124;
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constexpr uint32_t default_transform_c = 0xFFE23926;
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constexpr uint32_t default_transform_d = 0xFFFFFF51;
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constexpr uint32_t default_transform_e = 0xFFFF7E4F;
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constexpr uint32_t default_transform_f = 0x01F0AF70;
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#endif
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}
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#else
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#error "Unknown or no TOUCH_UI_FTDI_EVE display resolution specified. To add a display resolution, modify 'ftdi_eve_resolutions.h'."
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#endif
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