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display: orientation, windowing, and config updates

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This commit is contained in:
mcudev 2017-11-10 14:26:54 -05:00
parent f53ec3f928
commit a0129e7715
3 changed files with 58 additions and 83 deletions
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124
embed/extmod/modtrezorui/display-stm32.h
View File

@ -44,60 +44,49 @@ static void display_unsleep(void)
static uint16_t BUFFER_OFFSET_X = 0, BUFFER_OFFSET_Y = 0;
static void display_set_window(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1)
{
#if DISPLAY_ILI9341V || DISPLAY_ST7789V
x0 += BUFFER_OFFSET_X;
x1 += BUFFER_OFFSET_X;
y0 += BUFFER_OFFSET_Y;
y1 += BUFFER_OFFSET_Y;
CMD(0x2A); DATA(x0 >> 8); DATA(x0 & 0xFF); DATA(x1 >> 8); DATA(x1 & 0xFF); // column addr set
CMD(0x2B); DATA(y0 >> 8); DATA(y0 & 0xFF); DATA(y1 >> 8); DATA(y1 & 0xFF); // row addr set
CMD(0x2C);
#endif
}
void display_set_orientation(int degrees)
{
#define RGB (0)
#define BGR (1 << 3)
#define MV (1 << 5)
#define MX (1 << 6)
#define MY (1 << 7)
// memory access control
#if DISPLAY_ILI9341V || DISPLAY_ST7789V
#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; 8.12 in the ST7789V manual
BUFFER_OFFSET_X = 0;
BUFFER_OFFSET_Y = 0;
uint8_t display_command_parameter = 0;
switch (degrees) {
case 0:
CMD(0x36);
#if DISPLAY_ILI9341V
DATA(BGR | MX | MY);
#endif
#if DISPLAY_ST7789V
DATA(RGB | MX | MY);
#endif
BUFFER_OFFSET_X = 0;
BUFFER_OFFSET_Y = MAX_DISPLAY_RESY - DISPLAY_RESY;
display_command_parameter = 0;
break;
case 90:
CMD(0x36);
#if DISPLAY_ILI9341V
DATA(BGR | MV | MY);
#endif
#if DISPLAY_ST7789V
DATA(RGB | MV | MY);
#endif
BUFFER_OFFSET_X = MAX_DISPLAY_RESY - DISPLAY_RESX;
BUFFER_OFFSET_Y = 0;
display_command_parameter = MV | MX;
break;
case 180:
CMD(0x36);
#if DISPLAY_ILI9341V
DATA(BGR);
#endif
#if DISPLAY_ST7789V
DATA(RGB);
#endif
BUFFER_OFFSET_X = 0;
BUFFER_OFFSET_Y = 0;
display_command_parameter = MX | MY;
BUFFER_OFFSET_Y = MAX_DISPLAY_RESY - DISPLAY_RESY;
break;
case 270:
CMD(0x36);
#if DISPLAY_ILI9341V
DATA(BGR | MV | MX);
#endif
#if DISPLAY_ST7789V
DATA(RGB | MV | MX);
#endif
BUFFER_OFFSET_X = 0;
BUFFER_OFFSET_Y = 0;
display_command_parameter = MV | MY;
BUFFER_OFFSET_X = MAX_DISPLAY_RESY - DISPLAY_RESX;
break;
}
CMD(0x36); DATA(display_command_parameter);
display_set_window(0, 0, DISPLAY_RESX - 1, DISPLAY_RESY - 1); // reset the column and page extents
#endif
}
void display_set_backlight(int val)
@ -105,6 +94,14 @@ void display_set_backlight(int val)
TIM1->CCR1 = LED_PWM_TIM_PERIOD * val / 255;
}
void display_hardware_reset(void)
{
HAL_GPIO_WritePin(GPIOC, GPIO_PIN_14, GPIO_PIN_RESET); // LCD_RST/PC14
HAL_Delay(1); // wait 1 millisecond. only needs to be low for 10 microseconds.
HAL_GPIO_WritePin(GPIOC, GPIO_PIN_14, GPIO_PIN_SET); // LCD_RST/PC14
HAL_Delay(120); // max wait time for hardware reset is 120 milliseconds (experienced display flakiness using only 5ms wait before sending commands)
}
void display_init(void)
{
// init peripherials
@ -210,16 +207,13 @@ void display_init(void)
HAL_SRAM_Init(&external_display_data_sram, &normal_mode_timing, NULL);
// hardware reset
HAL_GPIO_WritePin(GPIOC, GPIO_PIN_14, GPIO_PIN_RESET);
HAL_Delay(20);
HAL_GPIO_WritePin(GPIOC, GPIO_PIN_14, GPIO_PIN_SET);
HAL_Delay(5);
display_hardware_reset();
#if DISPLAY_ILI9341V
CMD(0x01); // software reset
HAL_Delay(120);
CMD(0x35); DATA(0x00); // TEON: Tearing Effect Line On; V-blanking only
CMD(0x3A); DATA(0x55); // COLMOD: Interface Pixel format; 65K color: 16-bit/pixel (RGB 5-6-5 bits input)
// most recent manual: https://www.newhavendisplay.com/app_notes/ILI9341.pdf
CMD(0x35); DATA(0x00); // TEON: Tearing Effect Line On; V-blanking only
CMD(0x3A); DATA(0x55); // COLMOD: Interface Pixel format; 65K color: 16-bit/pixel (RGB 5-6-5 bits input)
CMD(0xB6); DATA(0x0A); DATA(0xC2); DATA(0x27); DATA(0x00); // Display Function Control: change gate scan direction
CMD(0xF6); DATA(0x09); DATA(0x30); DATA(0x00); // Interface Control: XOR BGR as ST7789V does
CMD(0xCF); DATA(0x00); DATA(0xC1); DATA(0x30);
CMD(0xED); DATA(0x64); DATA(0x03); DATA(0x12); DATA(0x81);
CMD(0xE8); DATA(0x85); DATA(0x10); DATA(0x7A);
@ -231,8 +225,6 @@ void display_init(void)
CMD(0xC5); DATA(0x60); DATA(0x44); // vcm control 1
CMD(0xC7); DATA(0x8A); // vcm control 2
CMD(0xB1); DATA(0x00); DATA(0x18); // framerate
CMD(0xB6); DATA(0x0A); DATA(0xA2); // display function control
CMD(0xF6); DATA(0x01); DATA(0x30); DATA(0x00); // interface control
CMD(0xF2); DATA(0x00); // 3 gamma func disable
// gamma curve 1
CMD(0xE0); DATA(0x0F); DATA(0x2F); DATA(0x2C); DATA(0x0B); DATA(0x0F); DATA(0x09); DATA(0x56); DATA(0xD9); DATA(0x4A); DATA(0x0B); DATA(0x14); DATA(0x05); DATA(0x0C); DATA(0x06); DATA(0x00);
@ -240,10 +232,11 @@ void display_init(void)
CMD(0xE1); DATA(0x00); DATA(0x10); DATA(0x13); DATA(0x04); DATA(0x10); DATA(0x06); DATA(0x25); DATA(0x26); DATA(0x3B); DATA(0x04); DATA(0x0B); DATA(0x0A); DATA(0x33); DATA(0x39); DATA(0x0F);
#endif
#if DISPLAY_ST7789V
CMD(0x01); // software reset
HAL_Delay(120);
CMD(0x35); DATA(0x00); // TEON: Tearing Effect Line On; V-blanking only
CMD(0x3A); DATA(0x55); // COLMOD: Interface Pixel format; 65K color: 16-bit/pixel (RGB 5-6-5 bits input)
CMD(0x35); DATA(0x00); // TEON: Tearing Effect Line On; V-blanking only
CMD(0x3A); DATA(0x55); // COLMOD: Interface Pixel format; 65K color: 16-bit/pixel (RGB 5-6-5 bits input)
CMD(0xC0); DATA(0x20); // LCMCTRL: LCM Control: XOR RGB setting
CMD(0xE4); DATA(0x1d); DATA(0x0A); DATA(0x11); // GATECTRL: Gate Control; NL = 240 gate lines, first scan line is gate 80.; gate scan direction 319 -> 0
CMD(0xB2); DATA(0x08); DATA(0x08); DATA(0x00); DATA(0x22); DATA(0x22); // PORCTRK: Porch setting
CMD(0xB7); DATA(0x35); // GCTRL: Gate Control
CMD(0xC2); DATA(0x01); DATA(0xFF); // VDVVRHEN: VDV and VRH Command Enable
@ -259,26 +252,9 @@ void display_init(void)
// CMD(0xE1); DATA(0x70); DATA(0x2C); DATA(0x2E); DATA(0x15); DATA(0x10); DATA(0x09); DATA(0x48); DATA(0x33); DATA(0x53); DATA(0x0B); DATA(0x19); DATA(0x18); DATA(0x20); DATA(0x25);
#endif
display_clear();
display_orientation(0);
display_unsleep();
}
static void display_set_window_raw(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1)
{
#if DISPLAY_ILI9341V || DISPLAY_ST7789V
CMD(0x2A); DATA(x0 >> 8); DATA(x0 & 0xFF); DATA(x1 >> 8); DATA(x1 & 0xFF); // column addr set
CMD(0x2B); DATA(y0 >> 8); DATA(y0 & 0xFF); DATA(y1 >> 8); DATA(y1 & 0xFF); // row addr set
CMD(0x2C);
#endif
}
static void display_set_window(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1)
{
x0 += BUFFER_OFFSET_X; y0 += BUFFER_OFFSET_Y;
x1 += BUFFER_OFFSET_X; y1 += BUFFER_OFFSET_Y;
display_set_window_raw(x0, y0, x1, y1);
}
void display_refresh(void)
{
// synchronize with the panel synchronization signal in order to avoid visual tearing effects

7
embed/extmod/modtrezorui/display-unix.h
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@ -67,7 +67,7 @@ void display_init(void)
#endif
}
static void display_set_window_raw(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1)
static void display_set_window(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1)
{
#ifndef TREZOR_NOUI
if (!RENDERER) {
@ -80,11 +80,6 @@ static void display_set_window_raw(uint16_t x0, uint16_t y0, uint16_t x1, uint16
#endif
}
static void display_set_window(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1)
{
display_set_window_raw(x0, y0, x1, y1);
}
void display_refresh(void)
{
#ifndef TREZOR_NOUI

10
embed/extmod/modtrezorui/display.c
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@ -68,10 +68,14 @@ static inline void clamp_coords(int x, int y, int w, int h, int *x0, int *y0, in
void display_clear(void)
{
display_set_window_raw(0, 0, MAX_DISPLAY_RESX - 1, MAX_DISPLAY_RESY - 1);
for (int i = 0; i < MAX_DISPLAY_RESX * MAX_DISPLAY_RESY * 2; i++) {
DATA(0x00);
const int saved_orientation = DISPLAY_ORIENTATION;
display_orientation(0); // set MADCTL first so that we can set the window correctly next
display_set_window(0, 0, MAX_DISPLAY_RESX - 1, MAX_DISPLAY_RESY - 1); // address the complete frame memory
for (uint32_t i = 0; i < MAX_DISPLAY_RESX * MAX_DISPLAY_RESY; i++) {
DATA(0x00); DATA(0x00); // 2 bytes per pixel because we're using RGB 5-6-5 format
}
display_set_window(0, 0, DISPLAY_RESX - 1, DISPLAY_RESY - 1); // go back to restricted window
display_orientation(saved_orientation); // if valid, go back to the saved orientation
}
void display_bar(int x, int y, int w, int h, uint16_t c)