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adding SSD1675 driver

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This commit is contained in:
philippe44
2020-02-29 22:23:34 -08:00
parent 2d0eac5aee
commit 9759c0dbef
8 changed files with 287 additions and 28 deletions
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15
components/display/core/gds.c
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@@ -133,11 +133,18 @@ bool GDS_Reset( struct GDS_Device* Device ) {
}
bool GDS_Init( struct GDS_Device* Device ) {
Device->FramebufferSize = ( Device->Width * Device->Height ) / (8 / Device->Depth);
if ((Device->Alloc && GDS_ALLOC_IRAM) || ((Device->Alloc & GDS_ALLOC_IRAM_SPI) && Device->IF == GDS_IF_SPI)) heap_caps_calloc( 1, Device->FramebufferSize, MALLOC_CAP_INTERNAL | MALLOC_CAP_DMA );
else Device->Framebuffer = calloc( 1, Device->FramebufferSize );
NullCheck( Device->Framebuffer, return false );
Device->FramebufferSize = (Device->Width * Device->Height) / (8 / Device->Depth);
// allocate FB unless explicitely asked not to
if (!(Device->Alloc & GDS_ALLOC_NONE)) {
if ((Device->Alloc & GDS_ALLOC_IRAM) || ((Device->Alloc & GDS_ALLOC_IRAM_SPI) && Device->IF == GDS_IF_SPI)) {
heap_caps_calloc( 1, Device->FramebufferSize, MALLOC_CAP_INTERNAL | MALLOC_CAP_DMA );
} else {
Device->Framebuffer = calloc( 1, Device->FramebufferSize );
}
NullCheck( Device->Framebuffer, return false );
}
bool Res = Device->Init( Device );
if (!Res) free(Device->Framebuffer);

6
components/display/core/gds.h
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@@ -13,13 +13,13 @@
monochrome mode is not such type of screen, SH1106 and SSD1306 are
*/
enum { GDS_COLOR_L0 = 0, GDS_COLOR_L1 = 1, GDS_COLOR_L2, GDS_COLOR_L3, GDS_COLOR_L4, GDS_COLOR_L5, GDS_COLOR_L6, GDS_COLOR_L7,
enum { GDS_COLOR_L0 = 0, GDS_COLOR_L1, GDS_COLOR_L2, GDS_COLOR_L3, GDS_COLOR_L4, GDS_COLOR_L5, GDS_COLOR_L6, GDS_COLOR_L7,
GDS_COLOR_L8, GDS_COLOR_L9, GDS_COLOR_L10, GDS_COLOR_L11, GDS_COLOR_L12, GDS_COLOR_L13, GDS_COLOR_L14, GDS_COLOR_L15,
GDS_COLOR_MAX
};
#define GDS_COLOR_BLACK GDS_COLOR_L0
#define GDS_COLOR_WHITE (GDS_COLOR_MAX - 1)
#define GDS_COLOR_BLACK (0)
#define GDS_COLOR_WHITE (-1)
#define GDS_COLOR_XOR (GDS_COLOR_MAX + 1)
struct GDS_Device;

5
components/display/core/gds_private.h
View File

@@ -7,6 +7,7 @@
#include "gds.h"
#include "gds_err.h"
#define GDS_ALLOC_NONE 0x80
#define GDS_ALLOC_IRAM 0x01
#define GDS_ALLOC_IRAM_SPI 0x02
@@ -158,7 +159,7 @@ inline void IRAM_ATTR GDS_DrawPixel1Fast( struct GDS_Device* Device, int X, int
if ( Color == GDS_COLOR_XOR ) {
*FBOffset ^= BIT( YBit );
} else {
*FBOffset = ( Color >= GDS_COLOR_WHITE / 2 ) ? *FBOffset | BIT( YBit ) : *FBOffset & ~BIT( YBit );
*FBOffset = ( Color == GDS_COLOR_BLACK ) ? *FBOffset & ~BIT( YBit ) : *FBOffset | BIT( YBit );
}
}
@@ -166,7 +167,7 @@ inline void IRAM_ATTR GDS_DrawPixel4Fast( struct GDS_Device* Device, int X, int
uint8_t* FBOffset;
FBOffset = Device->Framebuffer + ( (Y * Device->Width >> 1) + (X >> 1));
*FBOffset = X & 0x01 ? (*FBOffset & 0x0f) | (Color << 4) : ((*FBOffset & 0xf0) | Color);
*FBOffset = X & 0x01 ? (*FBOffset & 0x0f) | ((Color & 0x0f) << 4) : ((*FBOffset & 0xf0) | (Color & 0x0f));
}
inline void IRAM_ATTR GDS_DrawPixelFast( struct GDS_Device* Device, int X, int Y, int Color ) {