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-rw-r--r--drivers/gdisp/PCF8812/gdisp_lld_PCF8812.c254
-rw-r--r--drivers/gdisp/PCF8812/gdisp_lld_config.h6
2 files changed, 208 insertions, 52 deletions
diff --git a/drivers/gdisp/PCF8812/gdisp_lld_PCF8812.c b/drivers/gdisp/PCF8812/gdisp_lld_PCF8812.c
index 87d5d6d9..cf4518b4 100644
--- a/drivers/gdisp/PCF8812/gdisp_lld_PCF8812.c
+++ b/drivers/gdisp/PCF8812/gdisp_lld_PCF8812.c
@@ -12,39 +12,37 @@
#define GDISP_DRIVER_VMT GDISPVMT_PCF8812
#include "drivers/gdisp/PCF8812/gdisp_lld_config.h"
#include "src/gdisp/driver.h"
-
#include "board_PCF8812.h"
/*===========================================================================*/
/* Driver local definitions. */
/*===========================================================================*/
-#ifndef GDISP_SCREEN_HEIGHT
- #define GDISP_SCREEN_HEIGHT 65
-#endif
-#ifndef GDISP_SCREEN_WIDTH
- #define GDISP_SCREEN_WIDTH 102
-#endif
-#ifndef GDISP_INITIAL_CONTRAST
- #define GDISP_INITIAL_CONTRAST 51
-#endif
-#ifndef GDISP_INITIAL_BACKLIGHT
- #define GDISP_INITIAL_BACKLIGHT 100
-#endif
+#define GDISP_MATRIX_HEIGHT 72
+#define GDISP_MATRIX_WIDTH 102
+
+#define GDISP_SCREEN_HEIGHT 65
+#define GDISP_SCREEN_WIDTH 96
+
+#define GDISP_INITIAL_CONTRAST 51
+#define GDISP_INITIAL_BACKLIGHT 100
#define GDISP_FLG_NEEDFLUSH (GDISP_FLG_DRIVER << 0)
#include "drivers/gdisp/PCF8812/PCF8812.h"
/*===========================================================================*/
-/* Driver local functions. */
+/* Driver local routines . */
/*===========================================================================*/
// Some common routines and macros
-#define RAM(g) ((uint8_t *)g->priv)
+#define RAM(g) ((uint8_t *)g->priv)
+
+//#define xyaddr(x, y) ((x) + ((y) >> 3) * GDISP_MATRIX_WIDTH)
+//#define xybit(y) (1 << ((y) & 7))
-#define xyaddr(x, y) ((x) + ((y) >> 3) * GDISP_SCREEN_WIDTH)
-#define xybit(y) (1 << ((y) & 7))
+#define xyaddr(x, y) ((((y) / 8) * GDISP_MATRIX_WIDTH) + (x))
+#define xybit(y) (1 << ((y) % 8))
/*===========================================================================*/
/* Driver exported functions. */
@@ -54,12 +52,17 @@
* As this controller can't update on a pixel boundary we need to maintain the
* the entire display surface in memory so that we can do the necessary bit
* operations. Fortunately it is a small display in monochrome.
- * 102 * 65 / 8 = 828,75 bytes.
+ * Matrix 102 * 65 / 8 = 828,75 bytes.
+ * Display 96 * 65 / 8 = 780
*/
+#define GDISP_SCREEN_BYTES ((GDISP_SCREEN_WIDTH * GDISP_SCREEN_HEIGHT) / 8)
+#define GDISP_MATRIX_BYTES ((GDISP_MATRIX_WIDTH * GDISP_MATRIX_HEIGHT) / 8) // real height 65 pixels, this fix 65 / 8 != 9
+
LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
// The private area is the display surface.
- g->priv = gfxAlloc((GDISP_SCREEN_WIDTH * (GDISP_SCREEN_HEIGHT / 8)));
+ if (!(g->priv = gfxAlloc(GDISP_MATRIX_BYTES)))
+ gfxHalt("GDISP PCF8812: Failed to allocate private memory");
// Initialise the board interface
init_board(g);
@@ -72,18 +75,18 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
acquire_bus(g);
- write_cmd(g, PCF8812_SET_FUNC | PCF8812_H);
- write_cmd(g, PCF8812_SET_TEMP | PCF8812_TEMP_MODE_1);
- write_cmd(g, PCF8812_SET_VMULT | PCF8812_VMULT_MODE_1);
- write_cmd(g, PCF8812_SET_VOP | 0xFF);
- write_cmd(g, PCF8812_SET_FUNC);
- write_cmd(g, PCF8812_DISPLAY | PCF8812_DISPLAY_MODE_NORMAL);
- write_cmd(g, PCF8812_SET_X); // X = 0
- write_cmd(g, PCF8812_SET_Y); // Y = 0
+ write_index(g, PCF8812_SET_FUNC | PCF8812_H);
+ write_index(g, PCF8812_SET_TEMP | PCF8812_TEMP_MODE_1);
+ write_index(g, PCF8812_SET_VMULT | PCF8812_VMULT_MODE_1);
+ write_index(g, PCF8812_SET_VOP | 0x00);
+ write_index(g, PCF8812_SET_FUNC);
+ write_index(g, PCF8812_DISPLAY | PCF8812_DISPLAY_MODE_NORMAL);
+ write_index(g, PCF8812_SET_X); // X = 0
+ write_index(g, PCF8812_SET_Y); // Y = 0
- unsigned int i;
+ coord_t i;
- for (i = 0; i < (GDISP_SCREEN_WIDTH * (GDISP_SCREEN_HEIGHT / 8)); ++i) {
+ for (i = 0; i < GDISP_MATRIX_BYTES; i++) {
write_data(g, 0x00, 1);
}
@@ -117,12 +120,12 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
acquire_bus(g);
- write_cmd(g, PCF8812_SET_X); // X = 0
- write_cmd(g, PCF8812_SET_Y); // Y = 0
+ write_index(g, PCF8812_SET_X | 0); // X = 0
+ write_index(g, PCF8812_SET_Y | 0); // Y = 0
- unsigned int i;
+ coord_t i;
- for (i = 0; i < (GDISP_SCREEN_WIDTH * (GDISP_SCREEN_HEIGHT / 8)); ++i) {
+ for (i = 0; i < GDISP_MATRIX_BYTES; i++) {
write_data(g, RAM(g)[i], 1);
}
@@ -133,26 +136,31 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
#if GDISP_HARDWARE_DRAWPIXEL
LLDSPEC void gdisp_lld_draw_pixel(GDisplay *g) {
coord_t x, y;
-
- switch(g->g.Orientation) {
- default:
- case GDISP_ROTATE_0:
+
+ #if GDISP_NEED_CONTROL
+ switch(g->g.Orientation) {
+ default:
+ case GDISP_ROTATE_0:
+ x = g->p.x;
+ y = g->p.y;
+ break;
+ case GDISP_ROTATE_90:
+ x = g->p.y;
+ y = g->g.Height - g->p.x-1;
+ break;
+ case GDISP_ROTATE_180:
+ x = g->g.Width - g->p.x-1;
+ y = g->g.Height - g->p.y-1;
+ break;
+ case GDISP_ROTATE_270:
+ x = g->g.Height - g->p.y-1;
+ y = g->p.x;
+ break;
+ }
+ #else
x = g->p.x;
y = g->p.y;
- break;
- case GDISP_ROTATE_90:
- x = g->p.y;
- y = GDISP_SCREEN_HEIGHT-1 - g->p.x;
- break;
- case GDISP_ROTATE_180:
- x = GDISP_SCREEN_WIDTH-1 - g->p.x;
- y = GDISP_SCREEN_HEIGHT-1 - g->p.y;
- break;
- case GDISP_ROTATE_270:
- x = GDISP_SCREEN_HEIGHT-1 - g->p.y;
- y = g->p.x;
- break;
- }
+ #endif
if (gdispColor2Native(g->p.color) != Black) {
RAM(g)[xyaddr(x, y)] |= xybit(y);
@@ -164,4 +172,148 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
}
#endif
+/*
+#if GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL
+ LLDSPEC void gdisp_lld_control(GDisplay *g) {
+ switch(g->p.x) {
+ case GDISP_CONTROL_POWER:
+ if (g->g.Powermode == (powermode_t)g->p.ptr)
+ return;
+ switch((powermode_t)g->p.ptr) {
+ case powerOff:
+ acquire_bus(g);
+
+ release_bus(g);
+ break;
+ case powerOn:
+ acquire_bus(g);
+
+ release_bus(g);
+ break;
+ case powerSleep:
+ acquire_bus(g);
+
+ release_bus(g);
+ break;
+ default:
+ return;
+ }
+ g->g.Powermode = (powermode_t)g->p.ptr;
+ return;
+
+ case GDISP_CONTROL_ORIENTATION:
+ if (g->g.Orientation == (orientation_t)g->p.ptr)
+ return;
+ switch((orientation_t)g->p.ptr) {
+ case GDISP_ROTATE_0:
+ acquire_bus(g);
+
+ release_bus(g);
+ g->g.Height = GDISP_SCREEN_HEIGHT;
+ g->g.Width = GDISP_SCREEN_WIDTH;
+ break;
+ case GDISP_ROTATE_90:
+ acquire_bus(g);
+
+ release_bus(g);
+ g->g.Height = GDISP_SCREEN_WIDTH;
+ g->g.Width = GDISP_SCREEN_HEIGHT;
+ break;
+ case GDISP_ROTATE_180:
+ acquire_bus(g);
+
+ release_bus(g);
+ g->g.Height = GDISP_SCREEN_HEIGHT;
+ g->g.Width = GDISP_SCREEN_WIDTH;
+ break;
+ case GDISP_ROTATE_270:
+ acquire_bus(g);
+
+ release_bus(g);
+ g->g.Height = GDISP_SCREEN_WIDTH;
+ g->g.Width = GDISP_SCREEN_HEIGHT;
+ break;
+ default:
+ return;
+ }
+ g->g.Orientation = (orientation_t)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;
+
+ //case GDISP_CONTROL_CONTRAST:
+ default:
+ return;
+ }
+ }
+#endif
+*/
+#if GDISP_NEED_CONTROL
+ LLDSPEC void gdisp_lld_control(GDisplay *g) {
+ switch(g->p.x) {
+ case GDISP_CONTROL_POWER:
+ if (g->g.Powermode == (powermode_t)g->p.ptr)
+ return;
+ switch((powermode_t)g->p.ptr) {
+ case powerOff: case powerOn: case powerSleep: case powerDeepSleep:
+ //board_power(g, (powermode_t)g->p.ptr);
+ break;
+ default:
+ return;
+ }
+ g->g.Powermode = (powermode_t)g->p.ptr;
+ return;
+
+ case GDISP_CONTROL_ORIENTATION:
+ if (g->g.Orientation == (orientation_t)g->p.ptr)
+ return;
+ switch((orientation_t)g->p.ptr) {
+ case GDISP_ROTATE_0:
+ case GDISP_ROTATE_180:
+ write_index(g, PCF8812_SET_FUNC | PCF8812_H | 0x01);
+ if (g->g.Orientation == GDISP_ROTATE_90 || g->g.Orientation == GDISP_ROTATE_270) {
+ coord_t tmp;
+
+ tmp = g->g.Width;
+ g->g.Width = g->g.Height;
+ g->g.Height = tmp;
+ }
+ break;
+ case GDISP_ROTATE_90:
+ case GDISP_ROTATE_270:
+ write_index(g, PCF8812_SET_FUNC | PCF8812_V | 0x01);
+ if (g->g.Orientation == GDISP_ROTATE_0 || g->g.Orientation == GDISP_ROTATE_180) {
+ coord_t tmp;
+
+ tmp = g->g.Width;
+ g->g.Width = g->g.Height;
+ g->g.Height = tmp;
+ }
+ break;
+ default:
+ return;
+ }
+ g->g.Orientation = (orientation_t)g->p.ptr;
+ return;
+
+ case GDISP_CONTROL_BACKLIGHT:
+ if ((unsigned)g->p.ptr > 100) g->p.ptr = (void *)100;
+ //board_backlight(g, (unsigned)g->p.ptr);
+ g->g.Backlight = (unsigned)g->p.ptr;
+ return;
+
+ case GDISP_CONTROL_CONTRAST:
+ if ((unsigned)g->p.ptr > 100) g->p.ptr = (void *)100;
+ //board_contrast(g, (unsigned)g->p.ptr);
+ g->g.Contrast = (unsigned)g->p.ptr;
+ return;
+ }
+ }
+#endif
+
#endif // GFX_USE_GDISP
diff --git a/drivers/gdisp/PCF8812/gdisp_lld_config.h b/drivers/gdisp/PCF8812/gdisp_lld_config.h
index 598f71af..6ad8a571 100644
--- a/drivers/gdisp/PCF8812/gdisp_lld_config.h
+++ b/drivers/gdisp/PCF8812/gdisp_lld_config.h
@@ -16,8 +16,12 @@
#define GDISP_HARDWARE_FLUSH TRUE // This controller requires flushing
#define GDISP_HARDWARE_DRAWPIXEL TRUE
+#define GDISP_HARDWARE_CONTROL TRUE
-#define GDISP_LLD_PIXELFORMAT GDISP_PIXELFORMAT_MONO
+// Set this to your frame buffer pixel format.
+#ifndef GDISP_LLD_PIXELFORMAT
+ #define GDISP_LLD_PIXELFORMAT GDISP_PIXELFORMAT_MONO
+#endif
#endif /* GFX_USE_GDISP */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 01:16:14 +0000