Nokia6610 GE12 driver ported to streaming.

Also added orientation and power control.
Untested.
ugfx_release_2.6
inmarket 2013-10-01 21:11:42 +10:00
parent 9413f04672
commit 77872d8560
5 changed files with 257 additions and 457 deletions

View File

@ -17,17 +17,6 @@
#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/
/* Include the emulation code for things we don't support */
#include "gdisp/lld/emulation.c"
/*===========================================================================*/
/* Driver local definitions. */
/*===========================================================================*/
/* Controller definitions */
#include "GE12.h"
/* This controller is only ever used with a 132 x 132 display */
#if defined(GDISP_SCREEN_HEIGHT)
#warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
#undef GDISP_SCREEN_HEIGHT
@ -36,11 +25,43 @@
#warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
#undef GDISP_SCREEN_WIDTH
#endif
#define GDISP_SCREEN_HEIGHT 132
#define GDISP_SCREEN_WIDTH 132
#define GDISP_INITIAL_CONTRAST 38
#define GDISP_INITIAL_BACKLIGHT 100
#define GDISP_LLD_DECLARATIONS
#include "gdisp/lld/gdisp_lld.h"
#include "gdisp_lld_board.h"
/*===========================================================================*/
/* Driver local definitions. */
/*===========================================================================*/
#include "GE12.h"
#define GDISP_SCAN_LINES 132
#define GDISP_SLEEP_SIZE 32 /* Sleep mode window lines - this must be 32 on this controller */
// Set parameters if they are not already set
#ifndef GDISP_SCREEN_HEIGHT
#define GDISP_SCREEN_HEIGHT 130
#endif
#ifndef GDISP_SCREEN_WIDTH
#define GDISP_SCREEN_WIDTH 130
#endif
#ifndef GDISP_RAM_X_OFFSET
#define GDISP_RAM_X_OFFSET 0 /* Offset in RAM of visible area */
#endif
#ifndef GDISP_RAM_Y_OFFSET
#define GDISP_RAM_Y_OFFSET 2 /* Offset in RAM of visible area */
#endif
#endif
#ifndef GDISP_SLEEP_POS
#define GDISP_SLEEP_POS ((GDISP_SCAN_LINES-GDISP_SLEEP_SIZE)/2 & ~3)
#endif
#ifndef GDISP_INITIAL_CONTRAST
#define GDISP_INITIAL_CONTRAST 50
#endif
#ifndef GDISP_INITIAL_BACKLIGHT
#define GDISP_INITIAL_BACKLIGHT 100
#endif
/*===========================================================================*/
/* Driver exported variables. */
@ -50,12 +71,14 @@
/* Driver local variables. */
/*===========================================================================*/
static color_t savecolor;
#define GDISP_FLG_ODDBYTE (GDISP_FLG_DRIVER<<0)
/*===========================================================================*/
/* Driver local functions. */
/*===========================================================================*/
#include "gdisp_lld_board.h"
// Some macros just to make reading the code easier
#define delayms(ms) gfxSleepMilliseconds(ms)
#define write_data2(d1, d2) { write_data(d1); write_data(d2); }
@ -64,33 +87,11 @@
#define write_cmd2(cmd, d1, d2) { write_cmd(cmd); write_data2(d1, d2); }
#define write_cmd3(cmd, d1, d2, d3) { write_cmd(cmd); write_data3(d1, d2, d3); }
// A very common thing to do.
// An inline function has been used here incase the parameters have side effects with the internal calculations.
static inline void setviewport(coord_t x, coord_t y, coord_t cx, coord_t cy) {
write_cmd2(CASET, x, x+cx-1); // Column address set
write_cmd2(PASET, y, y+cy-1); // Page address set
}
/*===========================================================================*/
/* 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) {
LLDSPEC bool_t gdisp_lld_init(GDISPDriver *g) {
/* Initialise your display */
init_board();
@ -100,402 +101,142 @@ bool_t gdisp_lld_init(void) {
setpin_reset(FALSE);
delayms(20);
// Get the bus for the following initialisation commands
acquire_bus();
// UNTESTED
#if 1
write_cmd(SLEEPOUT); // Sleep out
write_cmd(INVON); // Inversion on: seems to be required for this controller
write_cmd1(COLMOD, 0x03); // Color Interface Pixel Format - 0x03 = 12 bits-per-pixel
write_cmd1(MADCTL, 0xC8); // Memory access controler - 0xC0 = mirror x and y, reverse rgb
write_cmd1(SETCON, GDISP_INITIAL_CONTRAST); // Write contrast
delayms(20);
write_cmd(DISPON); // Display On
#else
// Alternative
write_cmd(SOFTRST); // Software Reset
delayms(20);
write_cmd(INITESC); // Initial escape
delayms(20);
write_cmd1(REFSET, 0x00); // Refresh set
write_cmd(DISPCTRL); // Set Display control - really 7 bytes of data
write_data(128); // Set the lenght of one selection term
write_data(128); // Set N inversion -> no N inversion
write_data(134); // Set frame frequence and bias rate -> 2 devision of frequency and 1/8 bias, 1/67 duty, 96x67 size
write_data(84); // Set duty parameter
write_data(69); // Set duty parameter
write_data(82); // Set duty parameter
write_data(67); // Set duty parameter
write_cmd(GRAYSCALE0); // Grey scale 0 position set - really 15 bytes of data
write_data(1); // GCP1 - gray lavel to be output when the RAM data is "0001"
write_data(2); // GCP2 - gray lavel to be output when the RAM data is "0010"
write_data(4); // GCP3 - gray lavel to be output when the RAM data is "0011"
write_data(8); // GCP4 - gray lavel to be output when the RAM data is "0100"
write_data(16); // GCP5 - gray lavel to be output when the RAM data is "0101"
write_data(30); // GCP6 - gray lavel to be output when the RAM data is "0110"
write_data(40); // GCP7 - gray lavel to be output when the RAM data is "0111"
write_data(50); // GCP8 - gray lavel to be output when the RAM data is "1000"
write_data(60); // GCP9 - gray lavel to be output when the RAM data is "1001"
write_data(70); // GCP10 - gray lavel to be output when the RAM data is "1010"
write_data(80); // GCP11 - gray lavel to be output when the RAM data is "1011"
write_data(90); // GCP12 - gray lavel to be output when the RAM data is "1100"
write_data(100); // GCP13 - gray lavel to be output when the RAM data is "1101"
write_data(110); // GCP14 - gray lavel to be output when the RAM data is "1110"
write_data(127); // GCP15 - gray lavel to be output when the RAM data is "1111"
write_cmd1(GAMMA, 0x01); // Gamma curve set - select gray scale - GRAYSCALE 0 or GREYSCALE 1 - Select grey scale 0
write_cmd1(COMMONDRV, 0x00); // Command driver output - Set COM1-COM41 side come first, normal mod
write_cmd(NORMALMODE); // Set Normal mode (my)
// write_cmd(INVERSIONOFF); // Inversion off
write_cmd2(COLADDRSET, 0, 131); // Column address set
write_cmd2(PAGEADDRSET, 0, 131); // Page address set
write_cmd1(ACCESSCTRL, 0x40); // Memory access controler - 0x40 horizontal
// write_data(0x20); // vertical
write_cmd1(PWRCTRL, 0x04); // Power control - Internal resistance, V1OUT -> high power mode, oscilator devision rate
write_cmd(SLEEPOUT); // Sleep out
write_cmd(VOLTCTRL); // Voltage control - voltage control and write contrast define LCD electronic volume
// write_data(0x7f); // full voltage control
// write_data(0x03); // must be "1"
write_cmd1(CONTRAST, GDISP_INITIAL_CONTRAST); // Write contrast
delayms(20);
write_cmd(TEMPGRADIENT); // Temperature gradient - really 14 bytes of data
for(i=0; i<14; i++)
write_data(0);
write_cmd(BOOSTVON); // Booster voltage ON
write_cmd(DISPLAYON); // Finally - Display On
#endif
// Release the bus
write_cmd(SLEEPOUT); // Sleep out
write_cmd1(COLMOD, 0x03); // Color Interface Pixel Format - 0x03 = 12 bits-per-pixel
write_cmd1(MADCTL, 0x00); // Memory access controller
write_cmd1(SETCON, 127*GDISP_INITIAL_CONTRAST/100-64); // Write contrast
delayms(20);
release_bus();
/* Turn on the back-light */
set_backlight(GDISP_INITIAL_BACKLIGHT);
/* 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 = GDISP_INITIAL_BACKLIGHT;
GDISP.Contrast = GDISP_INITIAL_CONTRAST;
#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
GDISP.clipx0 = 0;
GDISP.clipy0 = 0;
GDISP.clipx1 = GDISP.Width;
GDISP.clipy1 = GDISP.Height;
#endif
g->g.Width = GDISP_SCREEN_WIDTH;
g->g.Height = GDISP_SCREEN_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;
}
/**
* @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
acquire_bus();
setviewport(x, y, 1, 1);
write_cmd3(RAMWR, 0, (color>>8) & 0x0F, color & 0xFF);
release_bus();
}
/* ---- 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_fill_area(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.
#if GDISP_HARDWARE_STREAM_WRITE
LLDSPEC void gdisp_lld_write_start(GDISPDriver *g) {
acquire_bus();
setviewport(x, y, cx, cy);
write_cmd2(CASET, GDISP_RAM_X_OFFSET+g->p.x, GDISP_RAM_X_OFFSET+g->p.x+g->p.cx-1); // Column address set
write_cmd2(PASET, GDISP_RAM_Y_OFFSET+g->p.y, GDISP_RAM_Y_OFFSET+g->p.y+g->p.cy-1); // Page address set
write_cmd(RAMWR);
for(i=0; i < tuples; i++)
write_data3(((color >> 4) & 0xFF), (((color << 4) & 0xF0)|((color >> 8) & 0x0F)), (color & 0xFF));
g->flags &= ~GDISP_FLG_ODDBYTE;
}
LLDSPEC void gdisp_lld_write_color(GDISPDriver *g) {
if ((g->flags & GDISP_FLG_ODDBYTE)) {
// Write the pair of pixels to the display
write_data3(((savecolor >> 4) & 0xFF), (((savecolor << 4) & 0xF0)|((g->p.color >> 8) & 0x0F)), (g->p.color & 0xFF));
g->flags &= ~GDISP_FLG_ODDBYTE;
} else {
savecolor = g->p.color;
g->flags |= GDISP_FLG_ODDBYTE;
}
}
LLDSPEC void gdisp_lld_write_stop(GDISPDriver *g) {
if ((g->flags & GDISP_FLG_ODDBYTE)) {
write_data2(((savecolor >> 4) & 0xFF), ((savecolor << 4) & 0xF0));
write_cmd(NOP);
}
release_bus();
}
#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_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) {
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;
acquire_bus();
setviewport(x, y, cx, cy);
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 */
write_data3(0, ((c1 >> 8) & 0x0F), (c1 & 0xFF));
break;
}
x = srcx;
buffer += lg;
}
/* Get the next pixel */
c2 = *buffer++;
write_data3(((c1 >> 4) & 0xFF), (((c1 << 4) & 0xF0)|((c2 >> 8) & 0x0F)), (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 */
write_data3(0, ((c1 >> 8) & 0x0F), (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;
}
write_data3(((c1 >> 4) & 0xFF), (((c1 << 4) & 0xF0)|((c2 >> 8) & 0x0F)), (c2 & 0xFF));
if (++x >= endx) {
if (++y >= endy)
break;
x = srcx;
p += lg;
pos += srccx;
}
}
#endif
release_bus();
}
#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_get_pixel_color(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_vertical_scroll(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
* @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) {
#if GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL
LLDSPEC void gdisp_lld_control(GDISPDriver *g) {
/* The hardware is capable of supporting...
* GDISP_CONTROL_POWER - not implemented yet
* GDISP_CONTROL_ORIENTATION - not implemented yet
* GDISP_CONTROL_BACKLIGHT - supported (the OlimexSAM7EX256 board.h currently only implements off/on although PWM is supported by the hardware)
* GDISP_CONTROL_POWER - supported
* GDISP_CONTROL_ORIENTATION - supported
* GDISP_CONTROL_BACKLIGHT - supported
* GDISP_CONTROL_CONTRAST - supported
*/
switch(what) {
#if 0
// NOT IMPLEMENTED YET
switch(g->p.x) {
case GDISP_CONTROL_POWER:
if (GDISP.Powermode == (gdisp_powermode_t)value)
if (g->g.Powermode == (powermode_t)g->p.ptr)
return;
switch((powermode_t)g->p.ptr) {
case powerOff:
acquire_bus();
write_cmd(SLEEPIN);
release_bus();
break;
case powerOn:
acquire_bus();
write_cmd(SLEEPOUT);
delayms(20);
write_cmd(NORON); // Set Normal mode (my)
release_bus();
break;
case powerSleep:
acquire_bus();
write_cmd(SLEEPOUT);
delayms(20);
write_cmd2(PTLAR, GDISP_SLEEP_POS, GDISP_SLEEP_POS+GDISP_SLEEP_SIZE)
write_cmd(PTLON);
release_bus();
break;
default:
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;
g->g.Powermode = (powermode_t)g->p.ptr;
return;
#endif
#if 0
// NOT IMPLEMENTED YET
case GDISP_CONTROL_ORIENTATION:
if (GDISP.Orientation == (gdisp_orientation_t)value)
if (g->g.Orientation == (orientation_t)g->p.ptr)
return;
switch((orientation_t)g->p.ptr) {
case GDISP_ROTATE_0:
acquire_bus();
write_cmd1(MADCTL, 0x00);
release_bus();
g->g.Height = GDISP_SCREEN_HEIGHT;
g->g.Width = GDISP_SCREEN_WIDTH;
break;
case GDISP_ROTATE_90:
acquire_bus();
write_cmd1(MADCTL, 0xA0); // MY, MX, V, LAO, RGB, X, X, X
release_bus();
g->g.Height = GDISP_SCREEN_WIDTH;
g->g.Width = GDISP_SCREEN_HEIGHT;
break;
case GDISP_ROTATE_180:
acquire_bus();
write_cmd1(MADCTL, 0xC0);
release_bus();
g->g.Height = GDISP_SCREEN_HEIGHT;
g->g.Width = GDISP_SCREEN_WIDTH;
break;
case GDISP_ROTATE_270:
acquire_bus();
write_cmd1(MADCTL, 0x60);
release_bus();
g->g.Height = GDISP_SCREEN_WIDTH;
g->g.Width = GDISP_SCREEN_HEIGHT;
break;
default:
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 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.Orientation = (orientation_t)g->p.ptr;
return;
#endif
case GDISP_CONTROL_BACKLIGHT:
if ((unsigned)value > 100) value = (void *)100;
set_backlight((unsigned)value);
GDISP.Backlight = (unsigned)value;
if ((unsigned)g->p.ptr > 100) g->p.ptr = (void *)100;
set_backlight((unsigned)g->p.ptr);
g->g.Backlight = (unsigned)g->p.ptr;
return;
case GDISP_CONTROL_CONTRAST:
if ((unsigned)value > 100) value = (void *)100;
if ((unsigned)g->p.ptr > 100) g->p.ptr = (void *)100;
acquire_bus();
write_cmd1(CONTRAST,(unsigned)value);
write_cmd1(CONTRAST,(unsigned)127*g->p.ptr/100-64);
release_bus();
GDISP.Contrast = (unsigned)value;
g->g.Contrast = (unsigned)g->p.ptr;
return;
}
}

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@ -1,12 +1,12 @@
/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.org/license.html
*/
/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.org/license.html
*/
/**
* @file drivers/gdisp/Nokia6610GE12/gdisp_lld_board_olimexsam7ex256.h
* @file drivers/gdisp/Nokia6610GE8/gdisp_lld_board_olimexsam7ex256.h
* @brief GDISP Graphic Driver subsystem board interface for the Olimex SAM7-EX256 board.
*
* @addtogroup GDISP
@ -16,14 +16,46 @@
#ifndef _GDISP_LLD_BOARD_H
#define _GDISP_LLD_BOARD_H
/*
* Set various display properties. These properties mostly depend on the exact controller chip you get.
* The defaults should work for most controllers.
*/
//#define GDISP_SCREEN_HEIGHT 130 // The visible display height
//#define GDISP_SCREEN_WIDTH 130 // The visible display width
//#define GDISP_RAM_X_OFFSET 0 // The x offset of the visible area
//#define GDISP_RAM_Y_OFFSET 2 // The y offset of the visible area
//#define GDISP_SLEEP_POS 50 // The position of the sleep mode partial display
//#define GDISP_INITIAL_CONTRAST 50 // The initial contrast percentage
//#define GDISP_INITIAL_BACKLIGHT 100 // The initial backlight percentage
// ******************************************************
// Pointers to AT91SAM7X256 peripheral data structures
// ******************************************************
volatile AT91PS_PIO pPIOA = AT91C_BASE_PIOA;
volatile AT91PS_PIO pPIOB = AT91C_BASE_PIOB;
volatile AT91PS_SPI pSPI = AT91C_BASE_SPI0;
volatile AT91PS_PMC pPMC = AT91C_BASE_PMC;
volatile AT91PS_PDC pPDC = AT91C_BASE_PDC_SPI0;
static volatile AT91PS_PIO pPIOA = AT91C_BASE_PIOA;
static volatile AT91PS_PIO pPIOB = AT91C_BASE_PIOB;
static volatile AT91PS_SPI pSPI = AT91C_BASE_SPI0;
static volatile AT91PS_PMC pPMC = AT91C_BASE_PMC;
static volatile AT91PS_PDC pPDC = AT91C_BASE_PDC_SPI0;
/* The PWM backlight control is non-linear on this board.
* We pick values here that make it look a bit more linear.
*/
#define PWM_TOP_VALUE 500
#define PWM_BOTTOM_VALUE 200
#define PWM_VALUE(x) (PWM_BOTTOM_VALUE+(PWM_TOP_VALUE-PWM_BOTTOM_VALUE)*(x)/100)
/* PWM configuration structure. The LCD Backlight is on PWM1/PB20 ie PWM2/PIN1 in ChibiOS speak */
static const PWMConfig pwmcfg = {
1000000, /* 1 MHz PWM clock frequency. Ignored as we are using PWM_MCK_DIV_n */
1000, /* PWM period is 1000 cycles. */
NULL,
{
{PWM_MCK_DIV_1 | PWM_OUTPUT_ACTIVE_HIGH | PWM_OUTPUT_PIN1 | PWM_DISABLEPULLUP_PIN1, NULL},
},
};
static bool_t pwmRunning = FALSE;
/**
* @brief Initialise the board for the display.
@ -78,14 +110,14 @@ static inline void init_board(void) {
pPMC->PMC_PCER = 1 << AT91C_ID_SPI0;
// Fixed mode
pSPI->SPI_CR = 0x81; //SPI Enable, Sowtware reset
pSPI->SPI_CR = 0x81; //SPI Enable, Software reset
pSPI->SPI_CR = 0x01; //SPI Enable
pSPI->SPI_MR = 0xE0011; //Master mode, fixed select, disable decoder, PCS=1110
pSPI->SPI_CSR[0] = 0x01010311; //9bit, CPOL=1, ClockPhase=0, SCLK = 48Mhz/3 = 16MHz
//pSPI->SPI_MR = 0xE0019; //Master mode, fixed select, disable decoder, FDIV=1 (MCK), PCS=1110
pSPI->SPI_MR = 0xE0011; //Master mode, fixed select, disable decoder, FDIV=0 (MCK), PCS=1110
//pSPI->SPI_CSR[0] = 0x01010C11; //9bit, CPOL=1, ClockPhase=0, SCLK = 48Mhz/32*12 = 125kHz
pSPI->SPI_CSR[0] = 0x01010311; //9bit, CPOL=1, ClockPhase=0, SCLK = 48Mhz/8 = 6MHz if using commented MR line above
/* Display backlight control at 100% */
pwmRunning = FALSE;
palSetPad(IOPORT2, PIOB_LCD_BL);
}
/**
@ -113,10 +145,28 @@ static inline void setpin_reset(bool_t state) {
* @notapi
*/
static inline void set_backlight(uint8_t percent) {
if (percent)
if (percent == 100) {
/* Turn the pin on - No PWM */
if (pwmRunning) {
pwmStop(&PWMD2);
pwmRunning = FALSE;
}
palSetPad(IOPORT2, PIOB_LCD_BL);
else
} else if (percent == 0) {
/* Turn the pin off - No PWM */
if (pwmRunning) {
pwmStop(&PWMD2);
pwmRunning = FALSE;
}
palClearPad(IOPORT2, PIOB_LCD_BL);
} else {
/* Use the PWM */
if (!pwmRunning) {
pwmStart(&PWMD2, &pwmcfg);
pwmRunning = TRUE;
}
pwmEnableChannel(&PWMD2, 0, PWM_VALUE(percent));
}
}
/**

View File

@ -6,8 +6,8 @@
*/
/**
* @file drivers/gdisp/Nokia6610GE8/gdisp_lld_board_template.h
* @brief GDISP Graphic Driver subsystem board interface for the Nokia6610 GE8 display.
* @file drivers/gdisp/Nokia6610GE12/gdisp_lld_board_template.h
* @brief GDISP Graphic Driver subsystem board interface for the Nokia6610 GE12 display.
*
* @addtogroup GDISP
* @{
@ -16,6 +16,18 @@
#ifndef _GDISP_LLD_BOARD_H
#define _GDISP_LLD_BOARD_H
/*
* Set various display properties. These properties mostly depend on the exact controller chip you get.
* The defaults should work for most controllers.
*/
//#define GDISP_SCREEN_HEIGHT 130 // The visible display height
//#define GDISP_SCREEN_WIDTH 130 // The visible display width
//#define GDISP_RAM_X_OFFSET 0 // The x offset of the visible area
//#define GDISP_RAM_Y_OFFSET 2 // The y offset of the visible area
//#define GDISP_SLEEP_POS 50 // The position of the sleep mode partial display
//#define GDISP_INITIAL_CONTRAST 50 // The initial contrast percentage
//#define GDISP_INITIAL_BACKLIGHT 100 // The initial backlight percentage
/**
* @brief Initialise the board for the display.
* @notes Performs the following functions:
@ -95,7 +107,7 @@ static inline void write_data(uint16_t data) {
}
#if GDISP_HARDWARE_READPIXEL || GDISP_HARDWARE_SCROLL || defined(__DOXYGEN__)
#if GDISP_HARDWARE_READPIXEL || GDISP_HARDWARE_SCROLL
/**
* @brief Read data from the lcd.
*

View File

@ -23,13 +23,10 @@
/*===========================================================================*/
#define GDISP_DRIVER_NAME "Nokia6610GE12"
#define GDISP_HARDWARE_FILLS TRUE
#define GDISP_HARDWARE_BITFILLS TRUE
#define GDISP_HARDWARE_CONTROL TRUE
#define GDISP_SOFTWARE_TEXTFILLDRAW FALSE
#define GDISP_SOFTWARE_TEXTBLITCOLUMN FALSE
#define GDISP_DRIVER_STRUCT GDISP_Nokia6610GE12
#define GDISP_HARDWARE_CONTROL TRUE
#define GDISP_HARDWARE_STREAM_WRITE TRUE
#define GDISP_PIXELFORMAT GDISP_PIXELFORMAT_RGB444
/* This driver supports both packed and unpacked pixel formats and line formats.

View File

@ -518,29 +518,29 @@ LLDSPEC bool_t gdisp_lld_init(GDISPDriver *g) {
return;
acquire_bus();
switch((orientation_t)g->p.ptr) {
case GDISP_ROTATE_0:
write_cmd3(DATCTL, 0x00, 0x00, 0x02); // P1: page normal, column normal, scan in column direction
g->g.Height = GDISP_SCREEN_HEIGHT;
g->g.Width = GDISP_SCREEN_WIDTH;
break;
case GDISP_ROTATE_90:
write_cmd3(DATCTL, 0x05, 0x00, 0x02); // P1: page reverse, column normal, scan in page direction
g->g.Height = GDISP_SCREEN_WIDTH;
g->g.Width = GDISP_SCREEN_HEIGHT;
break;
case GDISP_ROTATE_180:
write_cmd3(DATCTL, 0x03, 0x00, 0x02); // P1: page reverse, column reverse, scan in column direction
g->g.Height = GDISP_SCREEN_HEIGHT;
g->g.Width = GDISP_SCREEN_WIDTH;
break;
case GDISP_ROTATE_270:
write_cmd3(DATCTL, 0x06, 0x00, 0x02); // P1: page normal, column reverse, scan in page direction
g->g.Height = GDISP_SCREEN_WIDTH;
g->g.Width = GDISP_SCREEN_HEIGHT;
break;
default:
release_bus();
return;
case GDISP_ROTATE_0:
write_cmd3(DATCTL, 0x00, 0x00, 0x02); // P1: page normal, column normal, scan in column direction
g->g.Height = GDISP_SCREEN_HEIGHT;
g->g.Width = GDISP_SCREEN_WIDTH;
break;
case GDISP_ROTATE_90:
write_cmd3(DATCTL, 0x05, 0x00, 0x02); // P1: page reverse, column normal, scan in page direction
g->g.Height = GDISP_SCREEN_WIDTH;
g->g.Width = GDISP_SCREEN_HEIGHT;
break;
case GDISP_ROTATE_180:
write_cmd3(DATCTL, 0x03, 0x00, 0x02); // P1: page reverse, column reverse, scan in column direction
g->g.Height = GDISP_SCREEN_HEIGHT;
g->g.Width = GDISP_SCREEN_WIDTH;
break;
case GDISP_ROTATE_270:
write_cmd3(DATCTL, 0x06, 0x00, 0x02); // P1: page normal, column reverse, scan in page direction
g->g.Height = GDISP_SCREEN_WIDTH;
g->g.Width = GDISP_SCREEN_HEIGHT;
break;
default:
release_bus();
return;
}
release_bus();
g->g.Orientation = (orientation_t)g->p.ptr;