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trezor-firmware/core/embed/trezorhal/stm32f4/displays/panels/tf15411a.c

159 lines
2.8 KiB

#include "display.h"
#include "displays/st7789v.h"
void tf15411a_init_seq(void) {
// Inter Register Enable1
CMD(0xFE);
// Inter Register Enable2
CMD(0xEF);
// TEON: Tearing Effect Line On; V-blanking only
CMD(0x35);
DATA(0x00);
// COLMOD: Interface Pixel format; 65K color: 16-bit/pixel (RGB 5-6-5 bits
// input)
CMD(0x3A);
DATA(0x55);
// Frame Rate
// CMD(0xE8); DATA(0x12); DATA(0x00);
// Power Control 2
CMD(0xC3);
DATA(0x27);
// Power Control 3
CMD(0xC4);
DATA(0x18);
// Power Control 4
CMD(0xC9);
DATA(0x1F);
CMD(0xC5);
DATA(0x0F);
CMD(0xC6);
DATA(0x00);
CMD(0xC7);
DATA(0x10);
CMD(0xC8);
DATA(0x01);
CMD(0xFF);
DATA(0x62);
CMD(0x99);
DATA(0x3E);
CMD(0x9D);
DATA(0x4B);
CMD(0x8E);
DATA(0x0F);
// SET_GAMMA1
CMD(0xF0);
DATA(0x8F);
DATA(0x1B);
DATA(0x05);
DATA(0x06);
DATA(0x07);
DATA(0x42);
// SET_GAMMA3
CMD(0xF2);
DATA(0x5C);
DATA(0x1F);
DATA(0x12);
DATA(0x10);
DATA(0x07);
DATA(0x43);
// SET_GAMMA2
CMD(0xF1);
DATA(0x59);
DATA(0xCF);
DATA(0xCF);
DATA(0x35);
DATA(0x37);
DATA(0x8F);
// SET_GAMMA4
CMD(0xF3);
DATA(0x58);
DATA(0xCF);
DATA(0xCF);
DATA(0x35);
DATA(0x37);
DATA(0x8F);
}
void tf15411a_rotate(int degrees, display_padding_t* padding) {
uint16_t shift = 0;
char BX = 0, BY = 0;
#define RGB (1 << 3)
#define ML (1 << 4) // vertical refresh order
#define MH (1 << 2) // horizontal refresh order
#define MV (1 << 5)
#define MX (1 << 6)
#define MY (1 << 7)
// MADCTL: Memory Data Access Control - reference:
// section 9.3 in the ILI9341 manual
// section 6.2.18 in the GC9307 manual
// section 8.12 in the ST7789V manual
uint8_t display_command_parameter = 0;
switch (degrees) {
case 0:
display_command_parameter = 0;
BY = 1;
break;
case 90:
display_command_parameter = MV | MX | MH | ML;
BX = 0;
shift = 1;
break;
case 180:
display_command_parameter = MX | MY | MH | ML;
BY = 1;
shift = 1;
break;
case 270:
display_command_parameter = MV | MY;
BX = 0;
break;
}
display_command_parameter ^= RGB | MY; // XOR RGB and MY settings
CMD(0x36);
DATA(display_command_parameter);
if (shift) {
// GATECTRL: Gate Control; NL = 240 gate lines, first scan line is
// gate 80.; gate scan direction 319 -> 0
CMD(0xE4);
DATA(0x1D);
DATA(0x00);
DATA(0x11);
} else {
// GATECTRL: Gate Control; NL = 240 gate lines, first scan line is
// gate 80.; gate scan direction 319 -> 0
CMD(0xE4);
DATA(0x1D);
DATA(0x0A);
DATA(0x11);
}
// reset the column and page extents
display_set_window(0, 0, DISPLAY_RESX - 1, DISPLAY_RESY - 1);
padding->x = BX ? (MAX_DISPLAY_RESY - DISPLAY_RESY) : 0;
padding->y = BY ? (MAX_DISPLAY_RESY - DISPLAY_RESY) : 0;
}