383 lines
13 KiB
C
383 lines
13 KiB
C
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/*
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* Created by Oleg Gerasimov <ogerasimov@gmail.com>
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* 10.08.2016
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*/
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#include "gfx.h"
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#if GFX_USE_GDISP
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#if defined(GDISP_SCREEN_HEIGHT) || defined(GDISP_SCREEN_HEIGHT)
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#if GFX_COMPILER_WARNING_TYPE == GFX_COMPILER_WARNING_DIRECT
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#warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
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#elif GFX_COMPILER_WARNING_TYPE == GFX_COMPILER_WARNING_MACRO
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COMPILER_WARNING("GDISP: This low level driver does not support setting a screen size. It is being ignored.")
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#endif
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#undef GDISP_SCREEN_WIDTH
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#undef GDISP_SCREEN_HEIGHT
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#endif
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#define GDISP_DRIVER_VMT GDISPVMT_ILI9225
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#include "gdisp_lld_config.h"
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#include "src/gdisp/gdisp_driver.h"
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#include "board_ILI9225.h"
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/*===========================================================================*/
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/* Driver local definitions. */
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/*===========================================================================*/
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#ifndef GDISP_SCREEN_HEIGHT
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#define GDISP_SCREEN_HEIGHT 220
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#endif
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#ifndef GDISP_SCREEN_WIDTH
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#define GDISP_SCREEN_WIDTH 176
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#endif
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#ifndef GDISP_INITIAL_CONTRAST
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#define GDISP_INITIAL_CONTRAST 100
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#endif
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#ifndef GDISP_INITIAL_BACKLIGHT
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#define GDISP_INITIAL_BACKLIGHT 100
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#endif
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#include "drivers/gdisp/ILI9225/ili9225.h"
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// Some common routines and macros
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#define dummy_read(g) { volatile gU16 dummy; dummy = read_data(g); (void) dummy; }
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#define write_reg(g, reg, data) { write_cmd(g, reg); write_data(g, data); }
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// Serial write data for fast fill.
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#ifndef write_data_repeat
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#define write_data_repeat(g, data, count) { int i; for (i = 0; i < count; ++i) write_data (g, data) }
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#endif
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LLDSPEC gBool gdisp_lld_init(GDisplay *g) {
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// No private area for this controller
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g->priv = 0;
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// Initialise the board interface
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init_board(g);
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// Hardware reset
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setpin_reset(g, gTrue);
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gfxSleepMilliseconds(20);
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setpin_reset(g, gFalse);
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gfxSleepMilliseconds(20);
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// Get the bus for the following initialisation commands
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acquire_bus(g);
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write_reg(g, ILI9225_POWER_CTRL1, 0x0000); // Set SAP,DSTB,STB
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write_reg(g, ILI9225_POWER_CTRL2, 0x0000); // Set APON,PON,AON,VCI1EN,VC
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write_reg(g, ILI9225_POWER_CTRL3, 0x0000); // Set BT,DC1,DC2,DC3
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write_reg(g, ILI9225_POWER_CTRL4, 0x0000); // Set GVDD
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write_reg(g, ILI9225_POWER_CTRL5, 0x0000); // Set VCOMH/VCOML voltage
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gfxSleepMilliseconds(40);
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// Power-on sequence
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write_reg(g, ILI9225_POWER_CTRL2, 0x0018); // Set APON,PON,AON,VCI1EN,VC
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write_reg(g, ILI9225_POWER_CTRL3, 0x6121); // Set BT,DC1,DC2,DC3
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write_reg(g, ILI9225_POWER_CTRL4, 0x006F); // Set GVDD /*007F 0088 */
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write_reg(g, ILI9225_POWER_CTRL5, 0x495F); // Set VCOMH/VCOML voltage
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write_reg(g, ILI9225_POWER_CTRL1, 0x0F00); // Set SAP,DSTB,STB
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gfxSleepMilliseconds(10);
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write_reg(g, ILI9225_POWER_CTRL2, 0x103B); // Set APON,PON,AON,VCI1EN,VC
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gfxSleepMilliseconds(50);
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write_reg(g, ILI9225_DRIVER_OUTPUT_CTRL, 0x011C); // set the display line number and display direction
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write_reg(g, ILI9225_LCD_AC_DRIVING_CTRL, 0x0100); // set 1 line inversion
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write_reg(g, ILI9225_ENTRY_MODE, 0x1030); // set GRAM write direction and BGR=1.
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write_reg(g, ILI9225_DISP_CTRL1, 0x0000); // Display off
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write_reg(g, ILI9225_BLANK_PERIOD_CTRL1, 0x0808); // set the back porch and front porch
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write_reg(g, ILI9225_FRAME_CYCLE_CTRL, 0x1100); // set the clocks number per line
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write_reg(g, ILI9225_INTERFACE_CTRL, 0x0000); // CPU interface
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write_reg(g, ILI9225_OSC_CTRL, 0x0D01); // Set Osc /*0e01*/
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write_reg(g, ILI9225_VCI_RECYCLING, 0x0020); // Set VCI recycling
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write_reg(g, ILI9225_RAM_ADDR_SET1, 0x0000); // RAM Address
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write_reg(g, ILI9225_RAM_ADDR_SET2, 0x0000); // RAM Address
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// Set GRAM area
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write_reg(g, ILI9225_GATE_SCAN_CTRL, 0x0000);
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write_reg(g, ILI9225_VERTICAL_SCROLL_CTRL1, 0x00DB);
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write_reg(g, ILI9225_VERTICAL_SCROLL_CTRL2, 0x0000);
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write_reg(g, ILI9225_VERTICAL_SCROLL_CTRL3, 0x0000);
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write_reg(g, ILI9225_PARTIAL_DRIVING_POS1, 0x00DB);
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write_reg(g, ILI9225_PARTIAL_DRIVING_POS2, 0x0000);
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write_reg(g, ILI9225_HORIZONTAL_WINDOW_ADDR1, 0x00AF);
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write_reg(g, ILI9225_HORIZONTAL_WINDOW_ADDR2, 0x0000);
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write_reg(g, ILI9225_VERTICAL_WINDOW_ADDR1, 0x00DB);
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write_reg(g, ILI9225_VERTICAL_WINDOW_ADDR2, 0x0000);
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// Set GAMMA curve
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write_reg(g, ILI9225_GAMMA_CTRL1, 0x0000);
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write_reg(g, ILI9225_GAMMA_CTRL2, 0x0808);
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write_reg(g, ILI9225_GAMMA_CTRL3, 0x080A);
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write_reg(g, ILI9225_GAMMA_CTRL4, 0x000A);
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write_reg(g, ILI9225_GAMMA_CTRL5, 0x0A08);
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write_reg(g, ILI9225_GAMMA_CTRL6, 0x0808);
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write_reg(g, ILI9225_GAMMA_CTRL7, 0x0000);
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write_reg(g, ILI9225_GAMMA_CTRL8, 0x0A00);
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write_reg(g, ILI9225_GAMMA_CTRL9, 0x0710);
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write_reg(g, ILI9225_GAMMA_CTRL10, 0x0710);
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write_reg(g, ILI9225_DISP_CTRL1, 0x0012);
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gfxSleepMilliseconds(50);
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write_reg(g, ILI9225_DISP_CTRL1, 0x1017);
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release_bus(g);
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// Finish Init
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post_init_board(g);
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/* Turn on the back-light */
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set_backlight(g, GDISP_INITIAL_BACKLIGHT);
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/* Initialise the GDISP structure */
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g->g.Width = GDISP_SCREEN_WIDTH;
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g->g.Height = GDISP_SCREEN_HEIGHT;
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g->g.Orientation = gOrientation0;
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g->g.Powermode = gPowerOn;
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g->g.Backlight = GDISP_INITIAL_BACKLIGHT;
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g->g.Contrast = GDISP_INITIAL_CONTRAST;
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return gTrue;
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}
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static void set_cursor(GDisplay *g) {
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switch(g->g.Orientation) {
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default:
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case gOrientation0:
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case gOrientation180:
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write_reg(g, ILI9225_RAM_ADDR_SET1, g->p.x);
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write_reg(g, ILI9225_RAM_ADDR_SET2, g->p.y);
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break;
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case gOrientation90:
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case gOrientation270:
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write_reg(g, ILI9225_RAM_ADDR_SET1, g->p.y);
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write_reg(g, ILI9225_RAM_ADDR_SET2, g->p.x);
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break;
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}
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write_cmd (g, ILI9225_GRAM_DATA_REG);
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}
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static void set_viewport(GDisplay *g) {
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switch(g->g.Orientation) {
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default:
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case gOrientation0:
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case gOrientation180:
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write_reg(g, ILI9225_HORIZONTAL_WINDOW_ADDR2, g->p.x);
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write_reg(g, ILI9225_HORIZONTAL_WINDOW_ADDR1, g->p.x + g->p.cx - 1);
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write_reg(g, ILI9225_VERTICAL_WINDOW_ADDR2, g->p.y);
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write_reg(g, ILI9225_VERTICAL_WINDOW_ADDR1, g->p.y + g->p.cy - 1);
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break;
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case gOrientation90:
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case gOrientation270:
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write_reg(g, ILI9225_HORIZONTAL_WINDOW_ADDR2, g->p.y);
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write_reg(g, ILI9225_HORIZONTAL_WINDOW_ADDR1, g->p.y + g->p.cy - 1);
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write_reg(g, ILI9225_VERTICAL_WINDOW_ADDR2, g->p.x);
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write_reg(g, ILI9225_VERTICAL_WINDOW_ADDR1, g->p.x + g->p.cx - 1);
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break;
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}
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}
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// temporary variables for saving viewport
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static int svx,svy,svcx,svcy,ws;
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#if GDISP_HARDWARE_STREAM_WRITE
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LLDSPEC void gdisp_lld_write_start(GDisplay *g) {
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acquire_bus(g);
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set_viewport(g);
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// save viewport
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switch(g->g.Orientation) {
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default:
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case gOrientation0:
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case gOrientation180:
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svx = g->p.x; svy = g->p.y; svcx = g->p.cx; svcy = g->p.cy;
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break;
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case gOrientation90:
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case gOrientation270:
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svx = g->p.y; svy = g->p.x; svcx = g->p.cy; svcy = g->p.cx;
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break;
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}
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ws++;
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}
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LLDSPEC void gdisp_lld_write_color(GDisplay *g) {
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LLDCOLOR_TYPE c;
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c = gdispColor2Native(g->p.color);
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write_data(g, c );
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}
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LLDSPEC void gdisp_lld_write_stop(GDisplay *g) {
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release_bus(g);
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if (ws)
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ws--;
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}
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LLDSPEC void gdisp_lld_write_pos(GDisplay *g) {
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set_cursor(g);
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}
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#endif
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LLDSPEC void gdisp_lld_draw_pixel(GDisplay *g) {
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set_cursor(g);
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gdisp_lld_write_color (g);
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}
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#if GDISP_HARDWARE_FILLS
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LLDSPEC void gdisp_lld_fill_area(GDisplay *g) {
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LLDCOLOR_TYPE c = gdispColor2Native(g->p.color);
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acquire_bus(g);
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// Set view port if drawing more than 1 line, or write not started
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if (g->p.cy != 1 || !ws)
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set_viewport(g);
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set_cursor(g);
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write_data_repeat (g,c,g->p.cx*g->p.cy);
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// Restore view port if write started and drawed more than 1 line
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if (g->p.cy != 1 && ws)
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{
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write_reg(g, ILI9225_HORIZONTAL_WINDOW_ADDR2, svx);
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write_reg(g, ILI9225_HORIZONTAL_WINDOW_ADDR1, svx + svcx - 1);
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write_reg(g, ILI9225_VERTICAL_WINDOW_ADDR2, svy);
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write_reg(g, ILI9225_VERTICAL_WINDOW_ADDR1, svy + svcy - 1);
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}
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release_bus(g);
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}
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#endif // GDISP_HARDWARE_FILLS
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#if GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL
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LLDSPEC void gdisp_lld_control(GDisplay *g) {
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switch(g->p.x) {
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case GDISP_CONTROL_POWER:
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if (g->g.Powermode == (gPowermode)g->p.ptr)
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return;
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switch((gPowermode)g->p.ptr) {
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case gPowerOff:
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acquire_bus(g);
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write_reg(g, ILI9225_DISP_CTRL1, 0x0000); // Display off
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write_reg(g, ILI9225_POWER_CTRL1, 0x0000); // Set SAP,DSTB,STB
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write_reg(g, ILI9225_POWER_CTRL2, 0x0000); // Set APON,PON,AON,VCI1EN,VC
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write_reg(g, ILI9225_POWER_CTRL3, 0x0000); // Set BT,DC1,DC2,DC3
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write_reg(g, ILI9225_POWER_CTRL4, 0x0000); // Set GVDD
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write_reg(g, ILI9225_POWER_CTRL5, 0x0000); // Set VCOMH/VCOML voltage
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release_bus();
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set_backlight(g, 0);
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break;
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case gPowerSleep:
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case gPowerDeepSleep:
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acquire_bus(g);
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write_reg(g, ILI9225_DISP_CTRL1, 0x0000); // Display off
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write_reg(g, ILI9225_POWER_CTRL1, 0x0000); // Set SAP,DSTB,STB
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write_reg(g, ILI9225_POWER_CTRL2, 0x0000); // Set APON,PON,AON,VCI1EN,VC
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write_reg(g, ILI9225_POWER_CTRL3, 0x0000); // Set BT,DC1,DC2,DC3
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write_reg(g, ILI9225_POWER_CTRL4, 0x0000); // Set GVDD
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gfxSleepMilliseconds(40);
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write_reg(g, ILI9225_POWER_CTRL1, 0x0004); // Set SAP,DSTB,STB
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release_bus(g);
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set_backlight(g, 0);
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break;
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case gPowerOn:
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acquire_bus(g);
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write_reg(g, ILI9225_POWER_CTRL1, 0x0000); // Set SAP,DSTB,STB
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write_reg(g, ILI9225_POWER_CTRL2, 0x0000); // Set APON,PON,AON,VCI1EN,VC
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write_reg(g, ILI9225_POWER_CTRL3, 0x0000); // Set BT,DC1,DC2,DC3
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write_reg(g, ILI9225_POWER_CTRL4, 0x0000); // Set GVDD
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write_reg(g, ILI9225_POWER_CTRL5, 0x0000); // Set VCOMH/VCOML voltage
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gfxSleepMilliseconds(40);
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// Power-on sequence
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write_reg(g, ILI9225_POWER_CTRL2, 0x0018); // Set APON,PON,AON,VCI1EN,VC
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write_reg(g, ILI9225_POWER_CTRL3, 0x6121); // Set BT,DC1,DC2,DC3
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write_reg(g, ILI9225_POWER_CTRL4, 0x006F); // Set GVDD /*007F 0088 */
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write_reg(g, ILI9225_POWER_CTRL5, 0x495F); // Set VCOMH/VCOML voltage
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write_reg(g, ILI9225_POWER_CTRL1, 0x0F00); // Set SAP,DSTB,STB
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gfxSleepMilliseconds(10);
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write_reg(g, ILI9225_POWER_CTRL2, 0x103B); // Set APON,PON,AON,VCI1EN,VC
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gfxSleepMilliseconds(50);
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|
|
write_reg(g, ILI9225_DRIVER_OUTPUT_CTRL, 0x011C); // set the display line number and display direction
|
||
|
|
write_reg(g, ILI9225_LCD_AC_DRIVING_CTRL, 0x0100); // set 1 line inversion
|
||
|
|
write_reg(g, ILI9225_ENTRY_MODE, 0x1030); // set GRAM write direction and BGR=1.
|
||
|
|
write_reg(g, ILI9225_DISP_CTRL1, 0x0000); // Display off
|
||
|
|
write_reg(g, ILI9225_BLANK_PERIOD_CTRL1, 0x0808); // set the back porch and front porch
|
||
|
|
write_reg(g, ILI9225_FRAME_CYCLE_CTRL, 0x1100); // set the clocks number per line
|
||
|
|
write_reg(g, ILI9225_INTERFACE_CTRL, 0x0000); // CPU interface
|
||
|
|
write_reg(g, ILI9225_OSC_CTRL, 0x0D01); // Set Osc /*0e01*/
|
||
|
|
write_reg(g, ILI9225_VCI_RECYCLING, 0x0020); // Set VCI recycling
|
||
|
|
// Set GRAM area
|
||
|
|
write_reg(g, ILI9225_GATE_SCAN_CTRL, 0x0000);
|
||
|
|
write_reg(g, ILI9225_VERTICAL_SCROLL_CTRL1, 0x00DB);
|
||
|
|
write_reg(g, ILI9225_VERTICAL_SCROLL_CTRL2, 0x0000);
|
||
|
|
write_reg(g, ILI9225_VERTICAL_SCROLL_CTRL3, 0x0000);
|
||
|
|
write_reg(g, ILI9225_PARTIAL_DRIVING_POS1, 0x00DB);
|
||
|
|
write_reg(g, ILI9225_PARTIAL_DRIVING_POS2, 0x0000);
|
||
|
|
write_reg(g, ILI9225_DISP_CTRL1, 0x0012);
|
||
|
|
gfxSleepMilliseconds(50);
|
||
|
|
write_reg(g, ILI9225_DISP_CTRL1, 0x1017);
|
||
|
|
release_bus(g);
|
||
|
|
set_backlight(g, g->g.Backlight);
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
g->g.Powermode = (gPowermode)g->p.ptr;
|
||
|
|
return;
|
||
|
|
|
||
|
|
case GDISP_CONTROL_ORIENTATION:
|
||
|
|
if (g->g.Orientation == (gOrientation)g->p.ptr)
|
||
|
|
return;
|
||
|
|
switch((gOrientation)g->p.ptr) {
|
||
|
|
case gOrientation0: // correct
|
||
|
|
acquire_bus(g);
|
||
|
|
write_reg(g, ILI9225_DRIVER_OUTPUT_CTRL, 0x011C);
|
||
|
|
write_reg(g, ILI9225_ENTRY_MODE, 0x1030);
|
||
|
|
g->g.Height = GDISP_SCREEN_HEIGHT;
|
||
|
|
g->g.Width = GDISP_SCREEN_WIDTH;
|
||
|
|
release_bus(g);
|
||
|
|
break;
|
||
|
|
case gOrientation90:
|
||
|
|
acquire_bus(g);
|
||
|
|
write_reg(g, ILI9225_DRIVER_OUTPUT_CTRL, 0x031C);
|
||
|
|
write_reg(g, ILI9225_ENTRY_MODE, 0x1038);
|
||
|
|
g->g.Height = GDISP_SCREEN_WIDTH;
|
||
|
|
g->g.Width = GDISP_SCREEN_HEIGHT;
|
||
|
|
release_bus(g);
|
||
|
|
break;
|
||
|
|
case gOrientation180:
|
||
|
|
acquire_bus(g);
|
||
|
|
write_reg(g, ILI9225_DRIVER_OUTPUT_CTRL, 0x021C);
|
||
|
|
write_reg(g, ILI9225_ENTRY_MODE, 0x1030);
|
||
|
|
g->g.Height = GDISP_SCREEN_HEIGHT;
|
||
|
|
g->g.Width = GDISP_SCREEN_WIDTH;
|
||
|
|
release_bus(g);
|
||
|
|
break;
|
||
|
|
case gOrientation270:
|
||
|
|
acquire_bus(g);
|
||
|
|
write_reg(g, ILI9225_DRIVER_OUTPUT_CTRL, 0x001C);
|
||
|
|
write_reg(g, ILI9225_ENTRY_MODE, 0x1038);
|
||
|
|
g->g.Height = GDISP_SCREEN_WIDTH;
|
||
|
|
g->g.Width = GDISP_SCREEN_HEIGHT;
|
||
|
|
release_bus(g);
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
g->g.Orientation = (gOrientation)g->p.ptr;
|
||
|
|
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;
|
||
|
|
default:
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* GFX_USE_GDISP */
|