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path: root/drivers/gdisp/SSD1963/gdisp_lld.c
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Diffstat (limited to 'drivers/gdisp/SSD1963/gdisp_lld.c')
-rw-r--r--drivers/gdisp/SSD1963/gdisp_lld.c592
1 files changed, 225 insertions, 367 deletions
diff --git a/drivers/gdisp/SSD1963/gdisp_lld.c b/drivers/gdisp/SSD1963/gdisp_lld.c
index 39889731..11240568 100644
--- a/drivers/gdisp/SSD1963/gdisp_lld.c
+++ b/drivers/gdisp/SSD1963/gdisp_lld.c
@@ -8,24 +8,81 @@
/**
* @file drivers/gdisp/SSD1963/gdisp_lld.c
* @brief GDISP Graphics Driver subsystem low level driver source.
- *
- * @addtogroup GDISP
- * @{
*/
#include "gfx.h"
-#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/
+#if GFX_USE_GDISP
+
+#define GDISP_DRIVER_VMT GDISPVMT_SSD1963
+#include "../drivers/gdisp/SSD1963/gdisp_lld_config.h"
+#include "gdisp/lld/gdisp_lld.h"
+
+#define CALC_PERIOD(w,b,f,p) (p+b+w+f)
+#define CALC_FPR(w,h,hb,hf,hp,vb,vf,vp,fps) ((fps * CALC_PERIOD(w,hb,hf,hp) * CALC_PERIOD(h,vb,vf,vp) * 1048576)/100000000)
+
+typedef struct LCD_Parameters {
+ coord_t width, height; // Panel width and height
+ uint16_t hbporch; // Horizontal Back Porch
+ uint16_t hfporch; // Horizontal Front Porch
+ uint16_t hpulse; // Horizontal Pulse
+ uint16_t hperiod; // Horizontal Period (Total)
+ uint16_t vbporch; // Vertical Back Porch
+ uint16_t vfporch; // Vertical Front Porch
+ uint16_t vpulse; // Vertical Pulse
+ uint16_t vperiod; // Vertical Period (Total)
+ uint32_t fpr; // Calculated FPR
+} LCD_Parameters;
-/* Include the emulation code for things we don't support */
-#include "gdisp/lld/emulation.c"
+#include "board_SSD1963.h"
+
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
+
+#ifndef GDISP_INITIAL_CONTRAST
+ #define GDISP_INITIAL_CONTRAST 50
+#endif
+#ifndef GDISP_INITIAL_BACKLIGHT
+ #define GDISP_INITIAL_BACKLIGHT 90
+#endif
+
+/*===========================================================================*/
+/* Driver local functions. */
+/*===========================================================================*/
#include "ssd1963.h"
-/* All the board specific code should go in these include file so the driver
- * can be ported to another board just by creating a suitable file.
+#define write_reg(g, reg, data) { write_index(g, reg); write_data(g, data); }
+#define write_data16(g, data) { write_data(g, (data)>>8); write_data(g, (data) & 0xFF); }
+
+static inline void set_viewport(GDisplay* g) {
+ write_index(g, SSD1963_SET_PAGE_ADDRESS);
+ write_data16(g, g->p.y);
+ write_data16(g, g->p.y+g->p.cy-1);
+ write_index(g, SSD1963_SET_COLUMN_ADDRESS);
+ write_data16(g, g->p.x);
+ write_data16(g, g->p.x+g->p.cx-1);
+ write_index(g, SSD1963_WRITE_MEMORY_START);
+}
+
+/**
+ * The backlight is controlled by the controller.
*/
-#include "gdisp_lld_board.h"
+static inline void set_backlight(GDisplay *g, uint8_t percent) {
+ //duty_cycle is 00..FF
+ //Work in progress: the SSD1963 has a built-in PWM, its output can
+ //be used by a Dynamic Background Control or by a host (user)
+ //Check your LCD's hardware, the PWM connection is default left open and instead
+ //connected to a LED connection on the breakout board
+ write_index(g, SSD1963_SET_PWM_CONF); //set PWM for BackLight
+ write_data(g, 0x01);
+ write_data(g, (55+percent*2) & 0x00FF);
+ write_data(g, 0x01); //controlled by host (not DBC), enabled
+ write_data(g, 0xFF);
+ write_data(g, 0x60); //don't let it go too dark, avoid a useless LCD
+ write_data(g, 0x0F); //prescaler ???
+}
/*===========================================================================*/
/* Driver interrupt handlers. */
@@ -35,393 +92,194 @@
/* Driver exported functions. */
/*===========================================================================*/
+LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
+ LCD_Parameters * lcdp;
-/* ---- Required Routines ---- */
-/*
- The following 2 routines are required.
- All other routines are optional.
-*/
+ // The private area for this controller is the LCD timings
+ lcdp = (void *)&DisplayTimings[g->controllerdisplay];
+ g->priv = lcdp;
-/**
- * @brief Low level GDISP driver initialisation.
- * @return TRUE if successful, FALSE on error.
- *
- * @notapi
- */
-bool_t gdisp_lld_init(void) {
- /* Initialise the display */
+ // Initialise the board interface
+ init_board(g);
+
+ // Hardware reset
+ setpin_reset(g, TRUE);
+ gfxSleepMilliseconds(20);
+ setpin_reset(g, FALSE);
+ gfxSleepMilliseconds(20);
- init_board();
+ // Get the bus for the following initialisation commands
+ acquire_bus(g);
- write_index(SSD1963_SOFT_RESET);
- gfxSleepMicroseconds(100);
+ write_index(g, SSD1963_SOFT_RESET);
+ gfxSleepMilliseconds(5);
/* Driver PLL config */
- write_index(SSD1963_SET_PLL_MN);
- write_data(35); // PLLclk = REFclk (10Mhz) * 36 (360Mhz)
- write_data(2); // SYSclk = PLLclk / 3 (120MHz)
- write_data(4); // Apply calculation bit, else it is ignored
-
- write_index(SSD1963_SET_PLL); // Enable PLL
- write_data(0x01);
- gfxSleepMicroseconds(200);
-
- write_index(SSD1963_SET_PLL); // Use PLL
- write_data(0x03);
- gfxSleepMicroseconds(200);
-
- write_index(SSD1963_SOFT_RESET);
- gfxSleepMicroseconds(100);
+ write_index(g, SSD1963_SET_PLL_MN);
+ write_data(g, 35); // PLLclk = REFclk (10Mhz) * 36 (360Mhz)
+ write_data(g, 2); // SYSclk = PLLclk / 3 (120MHz)
+ write_data(g, 4); // Apply calculation bit, else it is ignored
+ write_reg(g, SSD1963_SET_PLL, 0x01); // Enable PLL
+ gfxSleepMilliseconds(5);
+ write_reg(g, SSD1963_SET_PLL, 0x03); // Use PLL
+ gfxSleepMilliseconds(5);
+ write_index(g, SSD1963_SOFT_RESET);
+ gfxSleepMilliseconds(5);
/* Screen size */
- write_index(SSD1963_SET_GDISP_MODE);
-// write_data(0x0000);
- write_data(0b00011000); //Enabled dithering
- write_data(0x0000);
- write_data(mHIGH((GDISP_SCREEN_WIDTH+1)));
- write_data((GDISP_SCREEN_WIDTH+1));
- write_data(mHIGH((GDISP_SCREEN_HEIGHT+1)));
- write_data((GDISP_SCREEN_HEIGHT+1));
- write_data(0x0000);
-
- write_index(SSD1963_SET_PIXEL_DATA_INTERFACE);
- write_data(SSD1963_PDI_16BIT565);
+ write_index(g, SSD1963_SET_GDISP_MODE);
+ write_data(g, 0x18); //Enabled dithering
+ write_data(g, 0x00);
+ write_data16(g, lcdp->width-1);
+ write_data16(g, lcdp->height-1);
+ write_data(g, 0x00); // RGB
+
+ write_reg(g, SSD1963_SET_PIXEL_DATA_INTERFACE, SSD1963_PDI_16BIT565);
/* LCD Clock specs */
- write_index(SSD1963_SET_LSHIFT_FREQ);
- write_data((GDISP_FPR >> 16) & 0xFF);
- write_data((GDISP_FPR >> 8) & 0xFF);
- write_data(GDISP_FPR & 0xFF);
-
- write_index(SSD1963_SET_HORI_PERIOD);
- write_data(mHIGH(SCREEN_HSYNC_PERIOD));
- write_data(mLOW(SCREEN_HSYNC_PERIOD));
- write_data(mHIGH((SCREEN_HSYNC_PULSE + SCREEN_HSYNC_BACK_PORCH)));
- write_data(mLOW((SCREEN_HSYNC_PULSE + SCREEN_HSYNC_BACK_PORCH)));
- write_data(SCREEN_HSYNC_PULSE);
- write_data(0x00);
- write_data(0x00);
- write_data(0x00);
-
- write_index(SSD1963_SET_VERT_PERIOD);
- write_data(mHIGH(SCREEN_VSYNC_PERIOD));
- write_data(mLOW(SCREEN_VSYNC_PERIOD));
- write_data(mHIGH((SCREEN_VSYNC_PULSE + SCREEN_VSYNC_BACK_PORCH)));
- write_data(mLOW((SCREEN_VSYNC_PULSE + SCREEN_VSYNC_BACK_PORCH)));
- write_data(SCREEN_VSYNC_PULSE);
- write_data(0x00);
- write_data(0x00);
+ write_index(g, SSD1963_SET_LSHIFT_FREQ);
+ write_data(g, (lcdp->fpr >> 16) & 0xFF);
+ write_data(g, (lcdp->fpr >> 8) & 0xFF);
+ write_data(g, lcdp->fpr & 0xFF);
+
+ write_index(g, SSD1963_SET_HORI_PERIOD);
+ write_data16(g, lcdp->hperiod);
+ write_data16(g, lcdp->hpulse + lcdp->hbporch);
+ write_data(g, lcdp->hpulse);
+ write_data(g, 0x00);
+ write_data(g, 0x00);
+ write_data(g, 0x00);
+
+ write_index(g, SSD1963_SET_VERT_PERIOD);
+ write_data16(g, lcdp->vperiod);
+ write_data16(g, lcdp->vpulse + lcdp->vbporch);
+ write_data(g, lcdp->vpulse);
+ write_data(g, 0x00);
+ write_data(g, 0x00);
/* Tear effect indicator ON. This is used to tell the host MCU when the driver is not refreshing the panel (during front/back porch) */
- write_index(SSD1963_SET_TEAR_ON);
- write_data(0x0000);
+ write_reg(g, SSD1963_SET_TEAR_ON, 0x00);
/* Turn on */
- write_index(SSD1963_SET_DISPLAY_ON);
+ write_index(g, SSD1963_SET_DISPLAY_ON);
- set_backlight(0xE5);//set to 90% brightness
-
- post_init_board();
-
- /* Initialise the GDISP structure to match */
- GDISP.Width = GDISP_SCREEN_WIDTH;
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Orientation = GDISP_ROTATE_0;
- GDISP.Powermode = powerOn;
- GDISP.Backlight = 100;
- GDISP.Contrast = 50;
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
-
+ /* Turn on the back-light */
+ set_backlight(g, GDISP_INITIAL_BACKLIGHT);
+
+ // Finish Init
+ post_init_board(g);
+
+ // Release the bus
+ release_bus(g);
+
+ /* Initialise the GDISP structure */
+ g->g.Width = lcdp->width;
+ g->g.Height = lcdp->height;
+ g->g.Orientation = GDISP_ROTATE_0;
+ g->g.Powermode = powerOn;
+ g->g.Backlight = GDISP_INITIAL_BACKLIGHT;
+ g->g.Contrast = GDISP_INITIAL_CONTRAST;
return TRUE;
}
-void gdisp_lld_setwindow(coord_t x0, coord_t y0, coord_t x1, coord_t y1) {
- /* We don't need to validate here as the LLD routines will validate first.
- *
- * #if GDISP_NEED_VALIDATION
- * if (x0 >= GDISP.Width || y0 >= GDISP.Height || x0 < 0 || y0 < 0) return;
- * else if (x1 >= GDISP.Width || y1 >= GDISP.Height || y1 < 0 || y2 < 0) return;
- * #endif
- */
- write_index(SSD1963_SET_PAGE_ADDRESS);
- write_data((y0 >> 8) & 0xFF);
- write_data((y0 >> 0) & 0xFF);
- write_data((y1 >> 8) & 0xFF);
- write_data((y1 >> 0) & 0xFF);
- write_index(SSD1963_SET_COLUMN_ADDRESS);
- write_data((x0 >> 8) & 0xFF);
- write_data((x0 >> 0) & 0xFF);
- write_data((x1 >> 8) & 0xFF);
- write_data((x1 >> 0) & 0xFF);
-}
-
-/**
- * @brief Draws a pixel on the display.
- *
- * @param[in] x X location of the pixel
- * @param[in] y Y location of the pixel
- * @param[in] color The color of the pixel
- *
- * @notapi
- */
-void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) {
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- #endif
-
- gdisp_lld_setwindow(x, y, x, y);
- write_index(SSD1963_WRITE_MEMORY_START);
- write_data(color);
-}
-
-/* ---- Optional Routines ---- */
-
-#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__)
- /**
- * @brief Fill an area with a color.
- * @note Optional - The high level driver can emulate using software.
- *
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] color The color of the fill
- *
- * @notapi
- */
- void gdisp_lld_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
- uint32_t area;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- area = cx*cy;
-
- gdisp_lld_setwindow(x, y, x+cx-1, y+cy-1);
- write_index(SSD1963_WRITE_MEMORY_START);
-
- #if defined(GDISP_USE_FSMC) && defined(GDISP_USE_DMA) && defined(GDISP_DMA_STREAM)
- uint8_t i;
- dmaStreamSetPeripheral(GDISP_DMA_STREAM, &color);
- dmaStreamSetMode(GDISP_DMA_STREAM, STM32_DMA_CR_PL(0) | STM32_DMA_CR_PSIZE_HWORD | STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_DIR_M2M);
- for (i = area/65535; i; i--) {
- dmaStreamSetTransactionSize(GDISP_DMA_STREAM, 65535);
- dmaStreamEnable(GDISP_DMA_STREAM);
- dmaWaitCompletion(GDISP_DMA_STREAM);
- }
- dmaStreamSetTransactionSize(GDISP_DMA_STREAM, area%65535);
- dmaStreamEnable(GDISP_DMA_STREAM);
- dmaWaitCompletion(GDISP_DMA_STREAM);
- #else
- uint32_t index;
- for(index = 0; index < area; index++)
- write_data(color);
- #endif //#ifdef GDISP_USE_DMA
-}
-#endif
-
-#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__)
- /**
- * @brief Fill an area with a bitmap.
- * @note Optional - The high level driver can emulate using software.
- *
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] srcx, srcy The bitmap position to start the fill from
- * @param[in] srccx The width of a line in the bitmap.
- * @param[in] buffer The pixels to use to fill the area.
- *
- * @notapi
- */
- void gdisp_lld_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) {
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (srcx+cx > srccx) cx = srccx - srcx;
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- gdisp_lld_setwindow(x, y, x+cx-1, y+cy-1);
- write_index(SSD1963_WRITE_MEMORY_START);
-
- buffer += srcx + srcy * srccx;
-
- #if defined(GDISP_USE_FSMC) && defined(GDISP_USE_DMA) && defined(GDISP_DMA_STREAM)
- uint32_t area = cx*cy;
- uint8_t i;
- dmaStreamSetPeripheral(GDISP_DMA_STREAM, buffer);
- dmaStreamSetMode(GDISP_DMA_STREAM, STM32_DMA_CR_PL(0) | STM32_DMA_CR_PINC | STM32_DMA_CR_PSIZE_HWORD | STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_DIR_M2M);
- for (i = area/65535; i; i--) {
- dmaStreamSetTransactionSize(GDISP_DMA_STREAM, 65535);
- dmaStreamEnable(GDISP_DMA_STREAM);
- dmaWaitCompletion(GDISP_DMA_STREAM);
- }
- dmaStreamSetTransactionSize(GDISP_DMA_STREAM, area%65535);
- dmaStreamEnable(GDISP_DMA_STREAM);
- dmaWaitCompletion(GDISP_DMA_STREAM);
- #else
- coord_t endx, endy;
- uint32_t lg;
- endx = srcx + cx;
- endy = y + cy;
- lg = srccx - cx;
- for(; y < endy; y++, buffer += lg)
- for(x=srcx; x < endx; x++)
- write_data(*buffer++);
- #endif //#ifdef GDISP_USE_DMA
+#if GDISP_HARDWARE_STREAM_WRITE
+ LLDSPEC void gdisp_lld_write_start(GDisplay *g) {
+ acquire_bus(g);
+ set_viewport(g);
}
-#endif
-
-#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__)
- /**
- * @brief Scroll vertically a section of the screen.
- * @note Optional.
- * @note If x,y + cx,cy is off the screen, the result is undefined.
- * @note If lines is >= cy, it is equivelent to a area fill with bgcolor.
- *
- * @param[in] x, y The start of the area to be scrolled
- * @param[in] cx, cy The size of the area to be scrolled
- * @param[in] lines The number of lines to scroll (Can be positive or negative)
- * @param[in] bgcolor The color to fill the newly exposed area.
- *
- * @notapi
- */
- void gdisp_lld_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
- /* NOT IMPLEMENTED YET */
-
- /*
- uint16_t size = x1 - x0 ;
-
- write_index(SSD1963_SET_SCROLL_AREA);
- write_data((x0 >> 8) & 0xFF);
- write_data((x0 >> 0) & 0xFF);
- write_data((size >> 8) & 0xFF);
- write_data((size >> 0) & 0xFF);
- write_data(((lcd_height-x1) >> 8) & 0xFF);
- write_data(((lcd_height-x1) >> 0) & 0xFF);
-
- write_index(SSD1963_SET_SCROLL_START);
- write_data((lines >> 8) & 0xFF);
- write_data((lines >> 0) & 0xFF);
- */
+ LLDSPEC void gdisp_lld_write_color(GDisplay *g) {
+ write_data(g, g->p.color);
+ }
+ LLDSPEC void gdisp_lld_write_stop(GDisplay *g) {
+ release_bus(g);
}
-
#endif
-#if (GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL) || defined(__DOXYGEN__)
- /**
- * @brief Driver Control
- * @details Unsupported control codes are ignored.
- * @note The value parameter should always be typecast to (void *).
- * @note There are some predefined and some specific to the low level driver.
- * @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t
- * GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t
- * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver
- * that only supports off/on anything other
- * than zero is on.
- * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100.
- * GDISP_CONTROL_LLD - Low level driver control constants start at
- * this value.
- *
- * @param[in] what What to do.
- * @param[in] value The value to use (always cast to a void *).
- *
- * @notapi
- */
- void gdisp_lld_control(unsigned what, void *value) {
- /* NOT IMPLEMENTED YET */
- switch(what) {
- case GDISP_CONTROL_POWER:
- if (GDISP.Powermode == (gdisp_powermode_t)value)
- return;
- switch((gdisp_powermode_t)value) {
- case powerOff:
- write_index(SSD1963_EXIT_SLEEP_MODE); // leave sleep mode
- gfxSleepMilliseconds(5);
- write_index(SSD1963_SET_DISPLAY_OFF);
- write_index(SSD1963_SET_DEEP_SLEEP); // enter deep sleep mode
- break;
- case powerOn:
- read_reg(0x0000); gfxSleepMilliseconds(5); // 2x Dummy reads to wake up from deep sleep
- read_reg(0x0000); gfxSleepMilliseconds(5);
- if (GDISP.Powermode != powerSleep)
- gdisp_lld_init();
- write_index(SSD1963_SET_DISPLAY_ON);
-
- break;
- case powerSleep:
- write_index(SSD1963_SET_DISPLAY_OFF);
- write_index(SSD1963_ENTER_SLEEP_MODE); // enter sleep mode
- gfxSleepMilliseconds(5);
- break;
- default:
- return;
- }
- GDISP.Powermode = (gdisp_powermode_t)value;
+// Not implemented yet.
+#if 0 && GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL
+ LLDSPEC void gdisp_lld_control(GDisplay *g) {
+ switch(g->p.x) {
+ case GDISP_CONTROL_POWER:
+ if (g->g.Powermode == (powermode_t)g->p.ptr)
return;
- case GDISP_CONTROL_ORIENTATION:
- if (GDISP.Orientation == (gdisp_orientation_t)value)
+ switch((powermode_t)g->p.ptr) {
+ case powerOff:
+ acquire_bus(g);
+ write_index(g, SSD1963_EXIT_SLEEP_MODE); // leave sleep mode
+ gfxSleepMilliseconds(5);
+ write_index(g, SSD1963_SET_DISPLAY_OFF);
+ write_index(g, SSD1963_SET_DEEP_SLEEP); // enter deep sleep mode
+ release_bus(g);
+ break;
+ case powerOn:
+ acquire_bus(g);
+ read_reg(0x0000); gfxSleepMilliseconds(5); // 2x Dummy reads to wake up from deep sleep
+ read_reg(0x0000); gfxSleepMilliseconds(5);
+ write_index(g, SSD1963_SET_DISPLAY_ON);
+ release_bus(g);
+ break;
+ case powerSleep:
+ acquire_bus(g);
+ write_index(g, SSD1963_SET_DISPLAY_OFF);
+ write_index(g, SSD1963_ENTER_SLEEP_MODE); // enter sleep mode
+ release_bus(g);
+ break;
+ default:
return;
- switch((gdisp_orientation_t)value) {
- case GDISP_ROTATE_0:
- /* Code here */
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_90:
- /* Code here */
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- case GDISP_ROTATE_180:
- /* Code here */
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_270:
- /* Code here */
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- default:
- return;
- }
- #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- GDISP.Orientation = (gdisp_orientation_t)value;
+ }
+ g->g.Powermode = (powermode_t)g->p.ptr;
+ return;
+
+ case GDISP_CONTROL_ORIENTATION:
+ if (g->g.Orientation == (orientation_t)g->p.ptr)
return;
- case GDISP_CONTROL_BACKLIGHT:
- gdisp_lld_bg_dimmer(54 + ((uint8_t)value) << 1);//turn 0..100% in 54..255
+ case GDISP_ROTATE_0:
+ acquire_bus(g);
+ /* Code here */
+ release_bus(g);
+ g->g.Height = ((LCD_Parameters *)g->priv)->height;
+ g->g.Width = ((LCD_Parameters *)g->priv)->width;
+ break;
+ case GDISP_ROTATE_90:
+ acquire_bus(g);
+ /* Code here */
+ release_bus(g);
+ g->g.Height = ((LCD_Parameters *)g->priv)->width;
+ g->g.Width = ((LCD_Parameters *)g->priv)->height;
+ break;
+ case GDISP_ROTATE_180:
+ acquire_bus(g);
+ /* Code here */
+ release_bus(g);
+ g->g.Height = ((LCD_Parameters *)g->priv)->height;
+ g->g.Width = ((LCD_Parameters *)g->priv)->width;
+ break;
+ case GDISP_ROTATE_270:
+ acquire_bus(g);
+ /* Code here */
+ release_bus(g);
+ g->g.Height = ((LCD_Parameters *)g->priv)->width;
+ g->g.Width = ((LCD_Parameters *)g->priv)->height;
+ break;
+ default:
return;
-/*
- case GDISP_CONTROL_CONTRAST:
-*/
+ }
+ g->g.Orientation = (orientation_t)value;
+ return;
+
+ case GDISP_CONTROL_BACKLIGHT:
+ if ((unsigned)g->p.ptr > 100)
+ g->p.ptr = (void *)100;
+ set_backlight(g, (unsigned)g->p.ptr);
+ g->g.Backlight = (unsigned)g->p.ptr;
+ return;
+
+ //case GDISP_CONTROL_CONTRAST:
+ default:
+ return;
}
}
#endif
#endif /* GFX_USE_GDISP */
-/** @} */
generated by cgit v1.2.3 (git 2.25.1) at 2025-08-02 15:20:52 +0000