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work driver pcf8812

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root 2014-07-03 18:13:49 +03:00
parent fd17106f99
commit d8d47f804e
1 changed files with 19 additions and 16 deletions
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35
drivers/gdisp/PCF8812/gdisp_lld_PCF8812.c
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@ -9,7 +9,7 @@
#if GFX_USE_GDISP #if GFX_USE_GDISP
#define GDISP_DRIVER_VMT GDISPVMT_PCF8812 #define GDISP_DRIVER_VMT GDISPVMT_PCF8812
#include "drivers/gdisp/PCF8812/gdisp_lld_config.h" #include "drivers/gdisp/PCF8812/gdisp_lld_config.h"
#include "src/gdisp/driver.h" #include "src/gdisp/driver.h"
@ -20,10 +20,10 @@
/*===========================================================================*/ /*===========================================================================*/
#ifndef GDISP_SCREEN_HEIGHT #ifndef GDISP_SCREEN_HEIGHT
#define GDISP_SCREEN_HEIGHT 65 #define GDISP_SCREEN_HEIGHT 65
#endif #endif
#ifndef GDISP_SCREEN_WIDTH #ifndef GDISP_SCREEN_WIDTH
#define GDISP_SCREEN_WIDTH 102 #define GDISP_SCREEN_WIDTH 102
#endif #endif
#ifndef GDISP_INITIAL_CONTRAST #ifndef GDISP_INITIAL_CONTRAST
#define GDISP_INITIAL_CONTRAST 51 #define GDISP_INITIAL_CONTRAST 51
@ -41,7 +41,7 @@
/*===========================================================================*/ /*===========================================================================*/
// Some common routines and macros // 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_SCREEN_WIDTH) #define xyaddr(x, y) ((x) + ((y) >> 3) * GDISP_SCREEN_WIDTH)
#define xybit(y) (1 << ((y) & 7)) #define xybit(y) (1 << ((y) & 7))
@ -54,7 +54,7 @@
* As this controller can't update on a pixel boundary we need to maintain the * 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 * the entire display surface in memory so that we can do the necessary bit
* operations. Fortunately it is a small display in monochrome. * operations. Fortunately it is a small display in monochrome.
* 65 * 102 / 8 = 829 bytes. * 102 * 65 / 8 = 828,75 bytes.
*/ */
LLDSPEC bool_t gdisp_lld_init(GDisplay *g) { LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
@ -72,18 +72,18 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
acquire_bus(g); acquire_bus(g);
write_cmd(g, PCF8812_SET_FUNC | PCF8812_H); write_cmd(g, PCF8812_SET_FUNC | PCF8812_H);
write_cmd(g, PCF8812_SET_TEMP | PCF8812_TEMP_MODE_1); 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_VMULT | PCF8812_VMULT_MODE_1);
write_cmd(g, PCF8812_SET_VOP | 0xFF); write_cmd(g, PCF8812_SET_VOP | 0xFF);
write_cmd(g, PCF8812_SET_FUNC); write_cmd(g, PCF8812_SET_FUNC);
write_cmd(g, PCF8812_DISPLAY | PCF8812_DISPLAY_MODE_NORMAL); write_cmd(g, PCF8812_DISPLAY | PCF8812_DISPLAY_MODE_NORMAL);
write_cmd(g, PCF8812_SET_X); // X = 0 write_cmd(g, PCF8812_SET_X); // X = 0
write_cmd(g, PCF8812_SET_Y); // Y = 0 write_cmd(g, PCF8812_SET_Y); // Y = 0
unsigned int i; unsigned int i;
for (i = 0; i < (GDISP_SCREEN_WIDTH * (GDISP_SCREEN_HEIGHT / 8)); i++) {
for (i = 0; i < (GDISP_SCREEN_WIDTH * (GDISP_SCREEN_HEIGHT / 8)); ++i) {
write_data(g, 0x00, 1); write_data(g, 0x00, 1);
} }
@ -93,6 +93,9 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
// Release the bus // Release the bus
release_bus(g); release_bus(g);
/* Turn on the back-light */
set_backlight(g, GDISP_INITIAL_BACKLIGHT);
/* Initialise the GDISP structure */ /* Initialise the GDISP structure */
g->g.Width = GDISP_SCREEN_WIDTH; g->g.Width = GDISP_SCREEN_WIDTH;
g->g.Height = GDISP_SCREEN_HEIGHT; g->g.Height = GDISP_SCREEN_HEIGHT;
@ -114,12 +117,12 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
acquire_bus(g); acquire_bus(g);
write_cmd(g, PCF8812_SET_X); write_cmd(g, PCF8812_SET_X); // X = 0
write_cmd(g, PCF8812_SET_Y); write_cmd(g, PCF8812_SET_Y); // Y = 0
unsigned int i; unsigned int i;
for (i = 0; i < (GDISP_SCREEN_WIDTH * (GDISP_SCREEN_HEIGHT / 8)); i++) { for (i = 0; i < (GDISP_SCREEN_WIDTH * (GDISP_SCREEN_HEIGHT / 8)); ++i) {
write_data(g, RAM(g)[i], 1); write_data(g, RAM(g)[i], 1);
} }
@ -129,7 +132,7 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
#if GDISP_HARDWARE_DRAWPIXEL #if GDISP_HARDWARE_DRAWPIXEL
LLDSPEC void gdisp_lld_draw_pixel(GDisplay *g) { LLDSPEC void gdisp_lld_draw_pixel(GDisplay *g) {
coord_t x, y; coord_t x, y;
switch(g->g.Orientation) { switch(g->g.Orientation) {
default: default: