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ugfx/drivers/gdisp/Nokia6610/gdisp_lld.c
Joel Bodenmann 30d03a620c replaced every LCD_XXX macro with GDISP_XXX
2012-09-29 20:56:30 +02:00

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/*
ChibiOS/RT - Copyright (C) 2012
Joel Bodenmann aka Tectu <joel@unormal.org>
This file is part of ChibiOS/GFX.
ChibiOS/GFX 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.
ChibiOS/GFX 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.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file gdispNokia6610/gdisp_lld.c
* @brief GDISP Graphics Driver subsystem low level driver source for the Nokia6610 display.
*
* @addtogroup GDISP
* @{
*/
#include "ch.h"
#include "hal.h"
#include "gdisp.h"
#if HAL_USE_GDISP || defined(__DOXYGEN__)
/* Include the emulation code for things we don't support */
#include "gdisp_emulation.c"
/*===========================================================================*/
/* Driver local definitions. */
/*===========================================================================*/
/* Controller definitions */
#if defined(GDISP_USE_GE8)
#include "GE8.h"
#elif defined(GDISP_USE_GE12)
#include "GE12.h"
#else
#error "gdispNokia6610: Either GDISP_USE_GE8 or GDISP_USE_GE12 must be defined depending on your controller"
#endif
#define SCREEN_HEIGHT 132
#define SCREEN_WIDTH 132
#define INITIAL_CONTRAST 38
/*===========================================================================*/
/* Driver exported variables. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver local variables. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver local functions. */
/*===========================================================================*/
#if defined(BOARD_OLIMEX_SAM7_EX256)
#include "gdisp_lld_board_olimexsam7ex256.h"
#else
/* Include the user supplied board definitions */
#include "gdisp_lld_board.h"
#endif
static __inline void gdisp_lld_setviewport(coord_t x, coord_t y, coord_t cx, coord_t cy) {
GDISP_LLD(write_cmd)(CASET); // Column address set
GDISP_LLD(write_data)(x);
GDISP_LLD(write_data)(x+cx-1);
GDISP_LLD(write_cmd)(PASET); // Page address set
GDISP_LLD(write_data)(y);
GDISP_LLD(write_data)(y+cy-1);
}
/*===========================================================================*/
/* Driver interrupt handlers. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver exported functions. */
/*===========================================================================*/
/* ---- Required Routines ---- */
/*
The following 2 routines are required.
All other routines are optional.
*/
/**
* @brief Low level GDISP driver initialization.
*
* @notapi
*/
bool_t GDISP_LLD(init)(void) {
/* Initialise your display */
GDISP_LLD(init_board)();
// Hardware reset
GDISP_LLD(setpin_reset)(TRUE);
chThdSleepMilliseconds(20);
GDISP_LLD(setpin_reset)(FALSE);
chThdSleepMilliseconds(20);
#if defined(GDISP_USE_GE8)
#if 1
GDISP_LLD(write_cmd)(DISCTL); // Display control
GDISP_LLD(write_data)(0x00); // P1: 0x00 = 2 divisions, switching period=8 (default)
GDISP_LLD(write_data)(0x20); // P2: 0x20 = nlines/4 - 1 = 132/4 - 1 = 32)
GDISP_LLD(write_data)(0x00); // P3: 0x00 = no inversely highlighted lines
GDISP_LLD(write_cmd)(COMSCN); // COM scan
GDISP_LLD(write_data)(1); // P1: 0x01 = Scan 1->80, 160<-81
GDISP_LLD(write_cmd)(OSCON); // Internal oscilator ON
GDISP_LLD(write_cmd)(SLPOUT); // Sleep out
GDISP_LLD(write_cmd)(PWRCTR); // Power control
GDISP_LLD(write_data)(0x0f); // reference voltage regulator on, circuit voltage follower on, BOOST ON
// Interesting - all the code seems to say this should be done. But my display doesn't want it!
//GDISP_LLD(write_cmd)(DISINV); // Inverse display
GDISP_LLD(write_cmd)(DATCTL); // Data control
GDISP_LLD(write_data)(0x48/*0x01*/); // P1: 0x01 = page address inverted, column address normal, address scan in column direction
GDISP_LLD(write_data)(0x00); // P2: 0x00 = RGB sequence (default value)
GDISP_LLD(write_data)(0x02); // P3: 0x02 = Grayscale -> 16 (selects 12-bit color, type A)
GDISP_LLD(write_cmd)(VOLCTR); // Voltage control (contrast setting)
GDISP_LLD(write_data)(INITIAL_CONTRAST); // P1 = Contrast
GDISP_LLD(write_data)(3); // P2 = 3 resistance ratio (only value that works)
chThdSleepMilliseconds(100); // allow power supply to stabilize
GDISP_LLD(write_cmd)(DISON); // Turn on the display
#else
// Alternative
GDISP_LLD(write_cmd)(DISCTL); // Display control
GDISP_LLD(write_data)(0x00); // default
GDISP_LLD(write_data)(0x20); // (32 + 1) * 4 = 132 lines (of which 130 are visible)
GDISP_LLD(write_data)(0x0a); // default
GDISP_LLD(write_cmd)(COMSCN); // COM scan
GDISP_LLD(write_data)(0x00); // Scan 1-80
GDISP_LLD(write_cmd)(OSCON); // Internal oscilator ON
chThdSleepMilliseconds(100); // wait aproximetly 100ms
GDISP_LLD(write_cmd)(SLPOUT); // Sleep out
GDISP_LLD(write_cmd)(VOLCTR); // Voltage control
GDISP_LLD(write_data)(INITIAL_CONTRAST); // middle value of V1
GDISP_LLD(write_data)(0x03); // middle value of resistance value
GDISP_LLD(write_cmd)(TMPGRD); // Temperature gradient
GDISP_LLD(write_data)(0x00); // default
GDISP_LLD(write_cmd)(PWRCTR); // Power control
GDISP_LLD(write_data)(0x0f); // referance voltage regulator on, circuit voltage follower on, BOOST ON
GDISP_LLD(write_cmd)(DISNOR); // Normal display
GDISP_LLD(write_cmd)(DISINV); // Inverse display
GDISP_LLD(write_cmd)(PTLOUT); // Partial area off
// GDISP_LLD(write_cmd)(ASCSET); // Scroll area set
// GDISP_LLD(write_data)(0);
// GDISP_LLD(write_data)(0);
// GDISP_LLD(write_data)(40);
// GDISP_LLD(write_data)(3);
// GDISP_LLD(write_cmd)(SCSTART); // Vertical scrool address start
// GDISP_LLD(write_data)(0);
GDISP_LLD(write_cmd)(DATCTL); // Data control
GDISP_LLD(write_data)(0x00); // all inversions off, column direction
GDISP_LLD(write_data)(0x03); // RGB sequence
GDISP_LLD(write_data)(0x02); // Grayscale -> 16
GDISP_LLD(write_cmd)(PASET); // Page Address set
GDISP_LLD(write_data)(0);
GDISP_LLD(write_data)(131);
GDISP_LLD(write_cmd)(CASET); // Page Column set
GDISP_LLD(write_data)(0);
GDISP_LLD(write_data)(131);
GDISP_LLD(write_cmd)(DISON); // Turn on the display
#endif
#elif defined(GDISP_USE_GE12)
#if 1
GDISP_LLD(write_cmd)(SLEEPOUT); // Sleep out
GDISP_LLD(write_cmd)(INVON); // Inversion on: seems to be required for this controller
GDISP_LLD(write_cmd)(COLMOD); // Color Interface Pixel Format
GDISP_LLD(write_data)(0x03); // 0x03 = 12 bits-per-pixel
GDISP_LLD(write_cmd)(MADCTL); // Memory access controler
GDISP_LLD(write_data)(0xC8); // 0xC0 = mirror x and y, reverse rgb
GDISP_LLD(write_cmd)(SETCON); // Write contrast
GDISP_LLD(write_data)(INITIAL_CONTRAST); // contrast - experiental value
chThdSleepMilliseconds(20);
GDISP_LLD(write_cmd)(DISPON); // Display On
#else
// Alternative
// Hardware reset commented out
GDISP_LLD(write_cmd)(SOFTRST); // Software Reset
chThdSleepMilliseconds(20);
GDISP_LLD(write_cmd)(INITESC); // Initial escape
chThdSleepMilliseconds(20);
GDISP_LLD(write_cmd)(REFSET); // Refresh set
GDISP_LLD(write_data)(0);
GDISP_LLD(write_cmd)(DISPCTRL); // Set Display control
GDISP_LLD(write_data)(128); // Set the lenght of one selection term
GDISP_LLD(write_data)(128); // Set N inversion -> no N inversion
GDISP_LLD(write_data)(134); // Set frame frequence and bias rate -> 2 devision of frequency and 1/8 bias, 1/67 duty, 96x67 size
GDISP_LLD(write_data)(84); // Set duty parameter
GDISP_LLD(write_data)(69); // Set duty parameter
GDISP_LLD(write_data)(82); // Set duty parameter
GDISP_LLD(write_data)(67); // Set duty parameter
GDISP_LLD(write_cmd)(GRAYSCALE0); // Grey scale 0 position set - 15 parameters
GDISP_LLD(write_data)(1); // GCP1 - gray lavel to be output when the RAM data is "0001"
GDISP_LLD(write_data)(2); // GCP2 - gray lavel to be output when the RAM data is "0010"
GDISP_LLD(write_data)(4); // GCP3 - gray lavel to be output when the RAM data is "0011"
GDISP_LLD(write_data)(8); // GCP4 - gray lavel to be output when the RAM data is "0100"
GDISP_LLD(write_data)(16); // GCP5 - gray lavel to be output when the RAM data is "0101"
GDISP_LLD(write_data)(30); // GCP6 - gray lavel to be output when the RAM data is "0110"
GDISP_LLD(write_data)(40); // GCP7 - gray lavel to be output when the RAM data is "0111"
GDISP_LLD(write_data)(50); // GCP8 - gray lavel to be output when the RAM data is "1000"
GDISP_LLD(write_data)(60); // GCP9 - gray lavel to be output when the RAM data is "1001"
GDISP_LLD(write_data)(70); // GCP10 - gray lavel to be output when the RAM data is "1010"
GDISP_LLD(write_data)(80); // GCP11 - gray lavel to be output when the RAM data is "1011"
GDISP_LLD(write_data)(90); // GCP12 - gray lavel to be output when the RAM data is "1100"
GDISP_LLD(write_data)(100); // GCP13 - gray lavel to be output when the RAM data is "1101"
GDISP_LLD(write_data)(110); // GCP14 - gray lavel to be output when the RAM data is "1110"
GDISP_LLD(write_data)(127); // GCP15 - gray lavel to be output when the RAM data is "1111"
GDISP_LLD(write_cmd)(GAMMA); // Gamma curve set - select gray scale - GRAYSCALE 0 or GREYSCALE 1
GDISP_LLD(write_data)(1); // Select grey scale 0
GDISP_LLD(write_cmd)(COMMONDRV); // Command driver output
GDISP_LLD(write_data)(0); // Set COM1-COM41 side come first, normal mod
GDISP_LLD(write_cmd)(NORMALMODE); // Set Normal mode (my)
// GDISP_LLD(write_cmd)(INVERSIONOFF); // Inversion off
GDISP_LLD(write_cmd)(COLADDRSET); // Column address set
GDISP_LLD(write_data)(0);
GDISP_LLD(write_data)(131);
GDISP_LLD(write_cmd)(PAGEADDRSET); // Page address set
GDISP_LLD(write_data)(0);
GDISP_LLD(write_data)(131);
GDISP_LLD(write_cmd)(ACCESSCTRL); // Memory access controler
GDISP_LLD(write_data)(0x40); // horizontal
//GDISP_LLD(write_data)(0x20); // vertical
GDISP_LLD(write_cmd)(PWRCTRL); // Power control
GDISP_LLD(write_data)(4); // Internal resistance, V1OUT -> high power mode, oscilator devision rate
GDISP_LLD(write_cmd)(SLEEPOUT); // Sleep out
GDISP_LLD(write_cmd)(VOLTCTRL); // Voltage control - voltage control and write contrast define LCD electronic volume
//GDISP_LLD(write_data)(0x7f); // full voltage control
//GDISP_LLD(write_data)(0x03); // must be "1"
GDISP_LLD(write_cmd)(CONTRAST); // Write contrast
GDISP_LLD(write_data)(INITIAL_CONTRAST); // contrast
chThdSleepMilliseconds(20);
GDISP_LLD(write_cmd)(TEMPGRADIENT); // Temperature gradient
for(i=0; i<14; i++) GDISP_LLD(write_data)(0);
GDISP_LLD(write_cmd)(BOOSTVON); // Booster voltage ON
GDISP_LLD(write_cmd)(DISPLAYON); // Finally - Display On
#endif
#endif
/* Turn on the back-light */
GDISP_LLD(setpin_backlight)(TRUE);
/* Initialise the GDISP structure to match */
GDISP.Width = SCREEN_WIDTH;
GDISP.Height = SCREEN_HEIGHT;
GDISP.Orientation = portrait;
GDISP.Powermode = powerOn;
GDISP.Backlight = 100;
GDISP.Contrast = INITIAL_CONTRAST;
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
GDISP.clipx0 = 0;
GDISP.clipy0 = 0;
GDISP.clipx1 = GDISP.Width;
GDISP.clipy1 = GDISP.Height;
#endif
return TRUE;
}
/**
* @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(drawpixel)(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_setviewport(x, y, 1, 1);
GDISP_LLD(write_cmd)(RAMWR);
GDISP_LLD(write_data)(0);
GDISP_LLD(write_data)((color>>8) & 0x0F);
GDISP_LLD(write_data)(color & 0xFF);
}
/* ---- Optional Routines ---- */
#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__)
/**
* @brief Fill an area with a color.
*
* @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(fillarea)(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
unsigned i, tuples;
#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
tuples = (cx*cy+1)/2; // With an odd sized area we over-print by one pixel.
// This extra pixel is ignored by the controller.
gdisp_lld_setviewport(x, y, cx, cy);
GDISP_LLD(write_cmd)(RAMWR);
for(i=0; i < tuples; i++) {
GDISP_LLD(write_data)((color >> 4) & 0xFF);
GDISP_LLD(write_data)(((color << 4) & 0xF0)|((color >> 8) & 0x0F));
GDISP_LLD(write_data)(color & 0xFF);
}
}
#endif
#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__)
/**
* @brief Fill an area with a bitmap.
*
* @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(blitareaex)(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) {
coord_t endx, endy, lg;
color_t c1, c2;
#if GDISP_PACKED_PIXELS
coord_t pos;
const uint8_t *p;
#endif
#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
/* What are our end points */
endx = srcx + cx;
endy = y + cy;
gdisp_lld_setviewport(x, y, cx, cy);
GDISP_LLD(write_cmd)(RAMWR);
#if !GDISP_PACKED_PIXELS
// Although this controller uses packed pixels we support unpacked pixel
// formats in this blit by packing the data as we feed it to the controller.
lg = srccx - cx;
buffer += srcy * srccx + srcx;
x = srcx;
while (1) {
/* Get a pixel */
c1 = *buffer++;
if (++x >= endx) {
if (++y >= endy) {
/* Odd pixel at end */
GDISP_LLD(write_data)(0);
GDISP_LLD(write_data)((c1 >> 8) & 0x0F);
GDISP_LLD(write_data)(c1 & 0xFF);
break;
}
x = srcx;
buffer += lg;
}
/* Get the next pixel */
c2 = *buffer++;
GDISP_LLD(write_data)((c1 >> 4) & 0xFF);
GDISP_LLD(write_data)(((c1 << 4) & 0xF0)|((c2 >> 8) & 0x0F));
GDISP_LLD(write_data)(c2 & 0xFF);
if (++x >= endx) {
if (++y >= endy)
break;
x = srcx;
buffer += lg;
}
}
#else
// Although this controller uses packed pixels, we may have to feed it into
// the controller with different packing to the source bitmap
#if !GDISP_PACKED_LINES
srccx = (srccx + 1) & ~1;
#endif
pos = srcy*srccx;
lg = (srccx - cx)/2*3;
p = ((const uint8_t *)buffer) + ((pos+srcx)/2 * 3);
x = srcx;
while (1) {
/* Get a pixel */
switch((pos+x)&1) {
case 0: c1 = (((color_t)p[0]) << 4)|(((color_t)p[1])>>4); break;
case 1: c1 = (((color_t)p[1]&0x0F) << 8)|((color_t)p[1]); break;
}
if (++x >= endx) {
if (++y >= endy) {
/* Odd pixel at end */
GDISP_LLD(write_data)(0);
GDISP_LLD(write_data)((c1 >> 8) & 0x0F);
GDISP_LLD(write_data)(c1 & 0xFF);
break;
}
x = srcx;
p += lg;
pos += srccx;
}
/* Get the next pixel */
switch((pos+x)&1) {
case 0: c2 = (((color_t)p[0]) << 4)|(((color_t)p[1])>>4); break;
case 1: c2 = (((color_t)p[1]&0x0F) << 8)|((color_t)p[1]); break;
}
GDISP_LLD(write_data)((c1 >> 4) & 0xFF);
GDISP_LLD(write_data)(((c1 << 4) & 0xF0)|((c2 >> 8) & 0x0F));
GDISP_LLD(write_data)(c2 & 0xFF);
if (++x >= endx) {
if (++y >= endy)
break;
x = srcx;
p += lg;
pos += srccx;
}
}
#endif
}
#endif
#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD)
/**
* @brief Get the color of a particular pixel.
* @note If x,y is off the screen, the result is undefined.
*
* @param[in] x, y The start of the text
*
* @notapi
*/
color_t GDISP_LLD(getpixelcolor)(coord_t x, coord_t y) {
/* NOT IMPLEMENTED */
/* Some board hardware might support this in the future.
* The Olimex board doesn't.
*/
}
#endif
#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL)
/**
* @brief Scroll vertically a section of the screen.
* @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(verticalscroll)(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
/* NOT IMPLEMENTED */
/* The hardware seems capable of doing this.
* It is just really complex so we leave it out for now.
*/
}
#endif
#if GDISP_HARDWARE_CONTROL || defined(__DOXYGEN__)
/**
* @brief Driver Control
* @detail 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 */
/* The hardware is capable of supporting...
* GDISP_CONTROL_POWER
* GDISP_CONTROL_ORIENTATION
* GDISP_CONTROL_BACKLIGHT (at least on the Olimex board)
* GDISP_CONTROL_CONTRAST
* We don't currently implement any of it.
*/
switch(what) {
case GDISP_CONTROL_POWER:
if (GDISP.Powermode == (gdisp_powermode_t)value)
return;
switch((gdisp_powermode_t)value) {
case powerOff:
/* Code here */
break;
case powerOn:
/* Code here */
/* You may need this ---
if (GDISP.Powermode != powerSleep)
GDISP_LLD(init)();
*/
break;
case powerSleep:
/* Code here */
break;
default:
return;
}
GDISP.Powermode = (gdisp_powermode_t)value;
return;
case GDISP_CONTROL_ORIENTATION:
if (GDISP.Orientation == (gdisp_orientation_t)value)
return;
// WriteSpiData(0x48); // no mirror Y (temporary to satisfy Olimex bmptoarray utility)
// WriteSpiData(0xC8); // restore to (mirror x and y, reverse rgb)
switch((gdisp_orientation_t)value) {
case portrait:
/* Code here */
GDISP.Height = SCREEN_HEIGHT;
GDISP.Width = SCREEN_WIDTH;
break;
case landscape:
/* Code here */
GDISP.Height = SCREEN_WIDTH;
GDISP.Width = SCREEN_HEIGHT;
break;
case portraitInv:
/* Code here */
GDISP.Height = SCREEN_HEIGHT;
GDISP.Width = SCREEN_WIDTH;
break;
case landscapeInv:
/* Code here */
GDISP.Height = SCREEN_WIDTH;
GDISP.Width = 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;
return;
/*
case GDISP_CONTROL_BACKLIGHT:
*/
case GDISP_CONTROL_CONTRAST:
if ((unsigned)value > 100) value = (void *)100;
#if defined(GDISP_USE_GE8)
GDISP_LLD(write_cmd)(VOLCTR);
GDISP_LLD(write_data)((unsigned)value);
GDISP_LLD(write_data)(3);
#elif defined(GDISP_USE_GE12)
GDISP_LLD(write_cmd)(CONTRAST);
GDISP_LLD(write_data)((unsigned)value);
#endif
GDISP.Contrast = (unsigned)value;
return;
}
}
#endif
#endif /* HAL_USE_GDISP */
/** @} */
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