Porting SSD2219 driver - WORK IN PROGRES!!!!
Joel Bodenmann
parent
f285a24a90
commit
86ae017301
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@ -17,10 +17,12 @@
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#include "ssd2119.h"
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#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/
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#if GFX_USE_GDISP
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/* Include the emulation code for things we don't support */
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#include "gdisp/lld/emulation.c"
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#define GDISP_DRIVER_VMT GDISPVMT_SSD2119
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#include "../drivers/gdisp/SSD2119/gdisp_lld_config.h"
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#include "gdisp/lld/gdisp_lld.h"
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#include "board_SSD2119.h"
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/*===========================================================================*/
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/* Driver local definitions. */
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@ -32,51 +34,48 @@
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#ifndef GDISP_SCREEN_WIDTH
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#define GDISP_SCREEN_WIDTH 320
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#endif
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#define GDISP_INITIAL_CONTRAST 50
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#define GDISP_INITIAL_BACKLIGHT 100
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#ifndef GDISP_INITIAL_CONTRAST
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#define GDISP_INITIAL_CONTRAST 50
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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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/*===========================================================================*/
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/* Driver local functions. */
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/*===========================================================================*/
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#include "gdisp_lld_board.h"
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// Some common routines and macros
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#define write_reg(reg, data) { write_index(reg); write_data(data); }
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#define stream_start() write_index(SSD2119_REG_RAM_DATA);
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#define stream_stop()
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#define delay(us) gfxSleepMicroseconds(us)
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#define delayms(ms) gfxSleepMilliseconds(ms)
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#define dummy_read(g) { volatile uint16_t dummy; dummy = read_data(g); (void) dummy; }
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#define write_reg(g, reg, data) { write_index(g, reg); write_data(g, data); }
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static inline void set_cursor(coord_t x, coord_t y) {
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static void set_cursor(GDisplay* g) {
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/* Reg SSD2119_REG_X_RAM_ADDR is 9 bit value
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* Reg SSD2119_REG_Y_RAM_ADDR is an 8 bit
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* Use a bit mask to make sure they are not set too high
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*/
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switch(GDISP.Orientation) {
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switch(g->g.Orientation) {
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case GDISP_ROTATE_0:
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write_reg(SSD2119_REG_X_RAM_ADDR, x & 0x01FF);
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write_reg(SSD2119_REG_Y_RAM_ADDR, y & 0x00FF);
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write_reg(g, SSD2119_REG_X_RAM_ADDR, g->p.x & 0x01FF);
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write_reg(g, SSD2119_REG_Y_RAM_ADDR, g->p.y & 0x00FF);
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break;
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case GDISP_ROTATE_90:
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write_reg(SSD2119_REG_X_RAM_ADDR, (GDISP_SCREEN_WIDTH - y - 1) & 0x01FF);
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write_reg(SSD2119_REG_Y_RAM_ADDR, (GDISP_SCREEN_HEIGHT - x - 1) & 0x00FF);
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write_reg(g, SSD2119_REG_X_RAM_ADDR, (GDISP_SCREEN_WIDTH - g->p.y - 1) & 0x01FF);
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write_reg(g, SSD2119_REG_Y_RAM_ADDR, (GDISP_SCREEN_HEIGHT - g->p.x - 1) & 0x00FF);
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break;
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case GDISP_ROTATE_180:
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write_reg(SSD2119_REG_X_RAM_ADDR, (GDISP_SCREEN_WIDTH - 1 - x) & 0x01FF);
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write_reg(SSD2119_REG_Y_RAM_ADDR, (GDISP_SCREEN_HEIGHT - 1 - y) & 0x00FF);
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write_reg(g, SSD2119_REG_X_RAM_ADDR, (GDISP_SCREEN_WIDTH - 1 - g->p.x) & 0x01FF);
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write_reg(g, SSD2119_REG_Y_RAM_ADDR, (GDISP_SCREEN_HEIGHT - 1 - g->p.y) & 0x00FF);
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break;
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case GDISP_ROTATE_270:
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write_reg(SSD2119_REG_X_RAM_ADDR, y & 0x01FF);
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write_reg(SSD2119_REG_Y_RAM_ADDR, x & 0x00FF);
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write_reg(g, SSD2119_REG_X_RAM_ADDR, g->p.y & 0x01FF);
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write_reg(g, SSD2119_REG_Y_RAM_ADDR, g->p.x & 0x00FF);
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break;
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}
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}
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static void set_viewport(coord_t x, coord_t y, coord_t cx, coord_t cy) {
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set_cursor(x, y);
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static void set_viewport(GDisplay* g) {
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set_cursor(g->p.x, g->p.y);
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/* Reg 0x44 - Vertical RAM address position
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* Upper Byte - VEA
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@ -87,34 +86,34 @@ static void set_viewport(coord_t x, coord_t y, coord_t cx, coord_t cy) {
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* 0 <= HSA <= HEA <= 0x13F
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*/
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switch(GDISP.Orientation) {
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switch(g->g.Orientation) {
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case GDISP_ROTATE_0:
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write_reg(SSD2119_REG_V_RAM_POS, (((y + cy - 1) << 8) & 0xFF00 ) | (y & 0x00FF));
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write_reg(SSD2119_REG_H_RAM_START, (x & 0x01FF));
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write_reg(SSD2119_REG_H_RAM_END, (x + cx - 1) & 0x01FF);
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write_reg(g, SSD2119_REG_V_RAM_POS, (((g->p.y + g->p.cy - 1) << 8) & 0xFF00 ) | (g->p.y & 0x00FF));
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write_reg(g, SSD2119_REG_H_RAM_START, (g->p.x & 0x01FF));
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write_reg(g, SSD2119_REG_H_RAM_END, (g->p.x + g->p.cx - 1) & 0x01FF);
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break;
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case GDISP_ROTATE_90:
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write_reg(SSD2119_REG_V_RAM_POS, (((GDISP_SCREEN_HEIGHT - x - 1) & 0x00FF) << 8) | ((GDISP_SCREEN_HEIGHT - (x + cx)) & 0x00FF));
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write_reg(SSD2119_REG_H_RAM_START, (GDISP_SCREEN_WIDTH - (y + cy)) & 0x01FF);
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write_reg(SSD2119_REG_H_RAM_END, (GDISP_SCREEN_WIDTH - y - 1) & 0x01FF);
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write_reg(g, SSD2119_REG_V_RAM_POS, (((GDISP_SCREEN_HEIGHT - g->p.x - 1) & 0x00FF) << 8) | ((GDISP_SCREEN_HEIGHT - (g->p.x + g->p.cx)) & 0x00FF));
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write_reg(g, SSD2119_REG_H_RAM_START, (GDISP_SCREEN_WIDTH - (g->p.y + g->p.cy)) & 0x01FF);
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write_reg(g, SSD2119_REG_H_RAM_END, (GDISP_SCREEN_WIDTH - g->p.y - 1) & 0x01FF);
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break;
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case GDISP_ROTATE_180:
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write_reg(SSD2119_REG_V_RAM_POS, (((GDISP_SCREEN_HEIGHT - y - 1) & 0x00FF) << 8) | ((GDISP_SCREEN_HEIGHT - (y + cy)) & 0x00FF));
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write_reg(SSD2119_REG_H_RAM_START, (GDISP_SCREEN_WIDTH - (x + cx)) & 0x01FF);
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write_reg(SSD2119_REG_H_RAM_END, (GDISP_SCREEN_WIDTH - x - 1) & 0x01FF);
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write_reg(SSD2119_REG_V_RAM_POS, (((GDISP_SCREEN_HEIGHT - g->p.y - 1) & 0x00FF) << 8) | ((GDISP_SCREEN_HEIGHT - (g->p.y + g->p.cy)) & 0x00FF));
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write_reg(SSD2119_REG_H_RAM_START, (GDISP_SCREEN_WIDTH - (g->p.x + g->p.cx)) & 0x01FF);
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write_reg(SSD2119_REG_H_RAM_END, (GDISP_SCREEN_WIDTH - g->p.x - 1) & 0x01FF);
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break;
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case GDISP_ROTATE_270:
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write_reg(SSD2119_REG_V_RAM_POS, (((x + cx - 1) << 8) & 0xFF00 ) | (x & 0x00FF));
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write_reg(SSD2119_REG_H_RAM_START, (y & 0x01FF));
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write_reg(SSD2119_REG_H_RAM_END, (y + cy - 1) & 0x01FF);
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write_reg(SSD2119_REG_V_RAM_POS, (((g->p.x + g->p.cx - 1) << 8) & 0xFF00 ) | (g->p.x & 0x00FF));
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write_reg(SSD2119_REG_H_RAM_START, (g->p.y & 0x01FF));
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write_reg(SSD2119_REG_H_RAM_END, (g->p.y + g->p.cy - 1) & 0x01FF);
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break;
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}
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set_cursor(x, y);
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set_cursor(g->p.x, g->p.y);
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}
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static inline void reset_viewport(void) {
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set_viewport(0, 0, GDISP.Width, GDISP.Height);
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static inline void reset_viewport(GDisplay* g) {
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set_viewport(0, 0, g->g.Width, g->g.Height);
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}
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/*===========================================================================*/
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@ -125,144 +124,196 @@ static inline void reset_viewport(void) {
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/* Driver exported functions. */
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/*===========================================================================*/
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/* ---- Required Routines ---- */
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/*
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The following 2 routines are required.
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All other routines are optional.
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*/
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LLDSPEC bool_t 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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/**
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* @brief Low level GDISP driver initialization.
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*
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* @notapi
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*/
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bool_t gdisp_lld_init(void) {
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/* Initialise your display */
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// initialise the board interface
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init_board();
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// Hardware reset
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setpin_reset(TRUE);
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delayms(20);
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setpin_reset(FALSE);
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delayms(20);
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setpin_reset(g, TRUE);
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gfxSleepMilliseconds(20);
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setpin_reset(g, FALSE);
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gfxSleepMilliseconds(20);
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// Get the bus for the following initialisation commands
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acquire_bus();
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acquire_bus(g);
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// Enter sleep mode (if we are not already there).
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write_reg(SSD2119_REG_SLEEP_MODE_1, 0x0001);
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delay(5);
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write_reg(g, SSD2119_REG_SLEEP_MODE_1, 0x0001);
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gfxSleepMicroseconds(5);
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// Set initial power parameters.
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write_reg(SSD2119_REG_PWR_CTRL_5, 0x00B2);
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delay(5);
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write_reg(SSD2119_REG_VCOM_OTP_1, 0x0006);
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delay(5);
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write_reg(g, SSD2119_REG_PWR_CTRL_5, 0x00B2);
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gfxSleepMicroseconds(5);
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write_reg(g, SSD2119_REG_VCOM_OTP_1, 0x0006);
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gfxSleepMicroseconds(5);
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// Start the oscillator.
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write_reg(SSD2119_REG_OSC_START, 0x0001);
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delay(5);
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write_reg(g, SSD2119_REG_OSC_START, 0x0001);
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gfxSleepMicroseconds(5);
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// Set pixel format and basic display orientation (scanning direction).
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write_reg(SSD2119_REG_OUTPUT_CTRL, 0x30EF);
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delay(5);
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write_reg(SSD2119_REG_LCD_DRIVE_AC_CTRL, 0x0600);
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delay(5);
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write_reg(g, SSD2119_REG_OUTPUT_CTRL, 0x30EF);
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gfxSleepMicroseconds(5);
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write_reg(g, SSD2119_REG_LCD_DRIVE_AC_CTRL, 0x0600);
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gfxSleepMicroseconds(5);
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// Exit sleep mode.
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write_reg(SSD2119_REG_SLEEP_MODE_1, 0x0000);
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delay(5);
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write_reg(g, SSD2119_REG_SLEEP_MODE_1, 0x0000);
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gfxSleepMicroseconds(5);
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// Configure pixel color format and MCU interface parameters.
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write_reg(SSD2119_REG_ENTRY_MODE, 0x6830); // ENTRY_MODE_DEFAULT
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delay(5);
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write_reg(g, SSD2119_REG_ENTRY_MODE, 0x6830); // ENTRY_MODE_DEFAULT
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gfxSleepMicroseconds(5);
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// Set analog parameters.
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write_reg(SSD2119_REG_SLEEP_MODE_2, 0x0999);
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delay(5);
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write_reg(SSD2119_REG_ANALOG_SET, 0x3800);
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delay(5);
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write_reg(g, SSD2119_REG_SLEEP_MODE_2, 0x0999);
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gfxSleepMicroseconds(5);
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write_reg(g, SSD2119_REG_ANALOG_SET, 0x3800);
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gfxSleepMicroseconds(5);
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// Enable the display.
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write_reg(SSD2119_REG_DISPLAY_CTRL, 0x0033);
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delay(5);
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write_reg(g, SSD2119_REG_DISPLAY_CTRL, 0x0033);
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gfxSleepMicroseconds(5);
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// Set VCIX2 voltage to 6.1V.
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write_reg(SSD2119_REG_PWR_CTRL_2, 0x0005);
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delay(5);
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write_reg(g, SSD2119_REG_PWR_CTRL_2, 0x0005);
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gfxSleepMicroseconds(5);
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// Configure gamma correction.
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write_reg(SSD2119_REG_GAMMA_CTRL_1, 0x0000);
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delay(5);
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write_reg(SSD2119_REG_GAMMA_CTRL_2, 0x0303);
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delay(5);
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write_reg(SSD2119_REG_GAMMA_CTRL_3, 0x0407);
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delay(5);
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write_reg(SSD2119_REG_GAMMA_CTRL_4, 0x0301);
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delay(5);
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write_reg(SSD2119_REG_GAMMA_CTRL_5, 0x0301);
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delay(5);
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write_reg(SSD2119_REG_GAMMA_CTRL_6, 0x0403);
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delay(5);
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write_reg(SSD2119_REG_GAMMA_CTRL_7, 0x0707);
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delay(5);
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write_reg(SSD2119_REG_GAMMA_CTRL_8, 0x0400);
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delay(5);
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write_reg(SSD2119_REG_GAMMA_CTRL_9, 0x0a00);
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delay(5);
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write_reg(SSD2119_REG_GAMMA_CTRL_10, 0x1000);
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delay(5);
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write_reg(g, SSD2119_REG_GAMMA_CTRL_1, 0x0000);
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gfxSleepMicroseconds(5);
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write_reg(g, SSD2119_REG_GAMMA_CTRL_2, 0x0303);
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gfxSleepMicroseconds(5);
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write_reg(g, SSD2119_REG_GAMMA_CTRL_3, 0x0407);
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gfxSleepMicroseconds(5);
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write_reg(g, SSD2119_REG_GAMMA_CTRL_4, 0x0301);
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gfxSleepMicroseconds(5);
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write_reg(g, SSD2119_REG_GAMMA_CTRL_5, 0x0301);
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gfxSleepMicroseconds(5);
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write_reg(g, SSD2119_REG_GAMMA_CTRL_6, 0x0403);
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gfxSleepMicroseconds(5);
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write_reg(g, SSD2119_REG_GAMMA_CTRL_7, 0x0707);
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gfxSleepMicroseconds(5);
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write_reg(g, SSD2119_REG_GAMMA_CTRL_8, 0x0400);
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gfxSleepMicroseconds(5);
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write_reg(g, SSD2119_REG_GAMMA_CTRL_9, 0x0a00);
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gfxSleepMicroseconds(5);
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write_reg(g, SSD2119_REG_GAMMA_CTRL_10, 0x1000);
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gfxSleepMicroseconds(5);
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// Configure Vlcd63 and VCOMl.
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write_reg(SSD2119_REG_PWR_CTRL_3, 0x000A);
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delay(5);
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write_reg(SSD2119_REG_PWR_CTRL_4, 0x2E00);
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delay(5);
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write_reg(g, SSD2119_REG_PWR_CTRL_3, 0x000A);
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gfxSleepMicroseconds(5);
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write_reg(g, SSD2119_REG_PWR_CTRL_4, 0x2E00);
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gfxSleepMicroseconds(5);
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// Set the display size and ensure that the GRAM window is set to allow access to the full display buffer.
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write_reg(SSD2119_REG_V_RAM_POS, (GDISP_SCREEN_HEIGHT - 1) << 8);
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delay(5);
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write_reg(SSD2119_REG_H_RAM_START, 0x0000);
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delay(5);
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write_reg(SSD2119_REG_H_RAM_END, GDISP_SCREEN_WIDTH - 1);
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delay(5);
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write_reg(g, SSD2119_REG_V_RAM_POS, (GDISP_SCREEN_HEIGHT - 1) << 8);
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gfxSleepMicroseconds(5);
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write_reg(g, SSD2119_REG_H_RAM_START, 0x0000);
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gfxSleepMicroseconds(5);
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write_reg(g, SSD2119_REG_H_RAM_END, GDISP_SCREEN_WIDTH - 1);
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gfxSleepMicroseconds(5);
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write_reg(SSD2119_REG_X_RAM_ADDR, 0x00);
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delay(5);
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write_reg(SSD2119_REG_Y_RAM_ADDR, 0x00);
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delay(5);
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write_reg(g, SSD2119_REG_X_RAM_ADDR, 0x00);
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gfxSleepMicroseconds(5);
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write_reg(g, SSD2119_REG_Y_RAM_ADDR, 0x00);
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gfxSleepMicroseconds(5);
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// Release the bus
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release_bus();
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release_bus(g);
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/* Turn on the backlight */
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set_backlight(GDISP_INITIAL_BACKLIGHT);
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// Turn on the backlight
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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 = GDISP_ROTATE_0;
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g->g.Powermode = powerOn;
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g->g.Backlight = GDISP_INITIAL_BACKLIGHT;
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g->g.Contrast = GDISP_INITIAL_CONTRAST;
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/* Initialise the GDISP structure */
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GDISP.Width = GDISP_SCREEN_WIDTH;
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GDISP.Height = GDISP_SCREEN_HEIGHT;
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GDISP.Orientation = GDISP_ROTATE_0;
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GDISP.Powermode = powerOn;
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GDISP.Backlight = GDISP_INITIAL_BACKLIGHT;
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GDISP.Contrast = GDISP_INITIAL_CONTRAST;
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#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
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GDISP.clipx0 = 0;
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GDISP.clipy0 = 0;
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GDISP.clipx1 = GDISP.Width;
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GDISP.clipy1 = GDISP.Height;
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#endif
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return TRUE;
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}
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/**
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* @brief Draws a pixel on the display.
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*
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* @param[in] x X location of the pixel
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* @param[in] y Y location of the pixel
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* @param[in] color The color of the pixel
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*
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* @notapi
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*/
|
||||
#if GDISP_HARDWARE_STREAM_WRITE
|
||||
LLDSPEC void gdisp_lld_write_start(GDisplay* g) {
|
||||
acquire_bus(g);
|
||||
set_viewport(g);
|
||||
}
|
||||
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);
|
||||
}
|
||||
LLDSPEC void gdisp_lld_write_pos(GDisplay* g) {
|
||||
set_cursor(g);
|
||||
}
|
||||
#endif
|
||||
|
||||
#if GDISP_HARDWARE_STREAM_READ
|
||||
LLDSPEC void gdisp_lld_read_start(GDisplay* g) {
|
||||
acquire_bus(g);
|
||||
set_viewport(g);
|
||||
set_cursor(g);
|
||||
set_readmode(g);
|
||||
dummy_read(g);
|
||||
}
|
||||
LLDSPEC color_t gdisp_lld_read_color(GDisplay* g) {
|
||||
return read_data(g);
|
||||
}
|
||||
LLDSPEC void gdisp_lld_read_stop(GDisplay* g) {
|
||||
set_writemode(g);
|
||||
release_bus(g);
|
||||
}
|
||||
#endif
|
||||
|
||||
#if GDISP_HARDWARE_FILLS && defined(GDISP_USE_DMA)
|
||||
LLDSPEC void gdisp_lld_fill_area(GDisplay* g) {
|
||||
acquire_bus(g);
|
||||
set_viewport(g);
|
||||
set_cursor(g);
|
||||
dma_with_noinc(g, &color, g->p.cx * g->p.cy);
|
||||
release_bus(g);
|
||||
}
|
||||
#endif
|
||||
|
||||
#if GDISP_HARDWARE_BITFILLS && defined(GDISP_USE_DMA)
|
||||
LLDSPEC void gdisp_lld_blit_area(GDisplay* g) {
|
||||
pixel_t* buffer;
|
||||
coord_t ynct;
|
||||
|
||||
buffer = (pixel_t*)g->p.ptr + g->p.x1 + g->p.y1 * g->p.x2;
|
||||
|
||||
acquire_bus(g);
|
||||
set_viewport(g);
|
||||
set_cursor(g);
|
||||
|
||||
if (g->p.x2 == g->p.cx) {
|
||||
dma_with_inc(g, buffer, g->p.cx * g->p.cy);
|
||||
} else {
|
||||
for (ycnt = g->p.cy; ycnt; ycnt--, buffer += g->p.x2)
|
||||
dma_with_inc(g, buffer, g->p.cy);
|
||||
}
|
||||
|
||||
release_bus(g);
|
||||
}
|
||||
#endif
|
||||
|
||||
#if GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL
|
||||
LLDSPEC void gdisp_lld_control(GDisplay* g) {
|
||||
// ....
|
||||
}
|
||||
#endif
|
||||
|
||||
|
||||
//////////////////////// OLD STUFF FROM HERE ////////////////////////////////////////////////////
|
||||
|
||||
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;
|
||||
|
|
@ -584,14 +635,14 @@ void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) {
|
|||
write_reg(SSD2119_REG_SLEEP_MODE_1, 0x0000); // Leave sleep mode
|
||||
write_reg(SSD2119_REG_DISPLAY_CTRL, 0x0033); // Display on
|
||||
release_bus();
|
||||
delayms(170);
|
||||
gfxSleepMilliseconds(170);
|
||||
} else if (GDISP.Powermode == powerDeepSleep) {
|
||||
acquire_bus();
|
||||
write_reg(SSD2119_REG_SLEEP_MODE_2, 0x0999); // Disable deep sleep function
|
||||
write_reg(SSD2119_REG_SLEEP_MODE_1, 0x0000); // Leave sleep mode
|
||||
write_reg(SSD2119_REG_DISPLAY_CTRL, 0x0033); // Display on
|
||||
release_bus();
|
||||
delayms(170);
|
||||
gfxSleepMilliseconds(170);
|
||||
} else {
|
||||
acquire_bus();
|
||||
write_reg(SSD2119_REG_SLEEP_MODE_1, 0x0000); // Leave sleep mode
|
||||
|
|
@ -607,7 +658,7 @@ void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) {
|
|||
write_reg(SSD2119_REG_DISPLAY_CTRL, 0x0000); // Display off
|
||||
release_bus();
|
||||
set_backlight(0);
|
||||
delayms(25);
|
||||
gfxSleepMilliseconds(25);
|
||||
break;
|
||||
|
||||
case powerDeepSleep:
|
||||
|
|
@ -617,7 +668,7 @@ void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) {
|
|||
write_reg(SSD2119_REG_DISPLAY_CTRL, 0x0000); // Display off
|
||||
release_bus();
|
||||
set_backlight(0);
|
||||
delayms(25);
|
||||
gfxSleepMilliseconds(25);
|
||||
break;
|
||||
|
||||
default:
|
||||
|
|
|
|||
Loading…
Reference in New Issue