diff options
Diffstat (limited to 'drivers/gdisp/ILI9325')
| -rw-r--r-- | drivers/gdisp/ILI9325/gdisp_lld.c | 42 | ||||
| -rw-r--r-- | drivers/gdisp/ILI9325/gdisp_lld_config.h | 1 |
2 files changed, 30 insertions, 13 deletions
diff --git a/drivers/gdisp/ILI9325/gdisp_lld.c b/drivers/gdisp/ILI9325/gdisp_lld.c index a30bea44..4795887e 100644 --- a/drivers/gdisp/ILI9325/gdisp_lld.c +++ b/drivers/gdisp/ILI9325/gdisp_lld.c @@ -61,29 +61,41 @@ uint32_t DISPLAY_CODE; #define dummy_read() { volatile uint16_t dummy; dummy = read_data(); (void) dummy; } #define write_reg(reg, data) { write_index(reg); write_data(data); } +static void set_cursor(GDISPDriver *g) { + switch(g->g.Orientation) { + case GDISP_ROTATE_0: + case GDISP_ROTATE_180: + write_reg(0x0020, g->p.x); + write_reg(0x0021, g->p.y); + break; + + case GDISP_ROTATE_90: + case GDISP_ROTATE_270: + write_reg(0x0020, g->p.y); + write_reg(0x0021, g->p.x); + break; + } + write_index(0x0022); +} + static void set_viewport(GDISPDriver* g) { switch(g->g.Orientation) { case GDISP_ROTATE_0: case GDISP_ROTATE_180: - write_reg(0x0050, x); - write_reg(0x0051, x + cx - 1); - write_reg(0x0052, y); - write_reg(0x0053, y + cy - 1); - write_reg(0x0020, x); - write_reg(0x0021, y); + write_reg(0x0050, g->p.x); + write_reg(0x0051, g->p.x + g->p.cx - 1); + write_reg(0x0052, g->p.y); + write_reg(0x0053, g->p.y + g->p.cy - 1); break; case GDISP_ROTATE_90: case GDISP_ROTATE_270: - write_reg(0x0050, y); - write_reg(0x0051, y + cy - 1); - write_reg(0x0052, x); - write_reg(0x0053, x + cx - 1); - write_reg(0x0020, y); - write_reg(0x0021, x); + write_reg(0x0050, g->p.y); + write_reg(0x0051, g->p.y + g->p.cy - 1); + write_reg(0x0052, g->p.x); + write_reg(0x0053, g->p.x + g->p.cx - 1); break; } - write_reg(0x0022, color); } LLDSPEC bool_t gdisp_lld_init(GDISPDriver *g) { @@ -182,12 +194,16 @@ LLDSPEC bool_t gdisp_lld_init(GDISPDriver *g) { LLDSPEC void gdisp_lld_write_stop(GDISPDriver *g) { release_bus(); } + LLDSPEC void gdisp_lld_write_pos(GDISPDriver *g) { + set_cursor(g); + } #endif #if GDISP_HARDWARE_STREAM_READ LLDSPEC void gdisp_lld_read_start(GDISPDriver *g) { acquire_bus(); set_viewport(g); + set_cursor(g); setreadmode(); dummy_read(); } diff --git a/drivers/gdisp/ILI9325/gdisp_lld_config.h b/drivers/gdisp/ILI9325/gdisp_lld_config.h index 572b8361..aabf768f 100644 --- a/drivers/gdisp/ILI9325/gdisp_lld_config.h +++ b/drivers/gdisp/ILI9325/gdisp_lld_config.h @@ -27,6 +27,7 @@ #define GDISP_HARDWARE_STREAM_WRITE TRUE #define GDISP_HARDWARE_STREAM_READ TRUE +#define GDISP_HARDWARE_STREAM_POS TRUE #define GDISP_HARDWARE_CONTROL TRUE #define GDISP_PIXELFORMAT GDISP_PIXELFORMAT_RGB565
|