yuzu/MCUFRIEND_kbv
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recognise ID=0x9797, if (is9797) write24(color)

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prenticedavid
2018-10-24 20:41:10 +01:00
parent 5b95c7af0d
commit 9bde61c745
1 changed files with 36 additions and 4 deletions
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40
MCUFRIEND_kbv.cpp
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@@ -1,6 +1,6 @@
//#define SUPPORT_0139 //S6D0139 +280 bytes
#define SUPPORT_0154 //S6D0154 +320 bytes
//#define SUPPORT_1289 //costs about 408 bytes
#define SUPPORT_1289 //costs about 408 bytes
//#define SUPPORT_1580 //R61580 Untested
#define SUPPORT_1963 //only works with 16BIT bus anyway
//#define SUPPORT_4532 //LGDP4532 +120 bytes. thanks Leodino
@@ -59,13 +59,30 @@ MCUFRIEND_kbv::MCUFRIEND_kbv(int CS, int RS, int WR, int RD, int _RST):Adafruit_
// we can not access GPIO pins until AHB has been enabled.
}
static uint8_t done_reset, is8347, is555;
static uint8_t done_reset, is8347, is555, is9797;
static uint16_t color565_to_555(uint16_t color) {
return (color & 0xFFC0) | ((color & 0x1F) << 1) | ((color & 0x01)); //lose Green LSB, extend Blue LSB
}
static uint16_t color555_to_565(uint16_t color) {
return (color & 0xFFC0) | ((color & 0x0400) >> 5) | ((color & 0x3F) >> 1); //extend Green LSB
}
static uint8_t color565_to_r(uint16_t color) {
return ((color & 0xF800) >> 8); // transform to rrrrrrxx
}
static uint8_t color565_to_g(uint16_t color) {
return ((color & 0x7E0) >> 3); // transform to ggggggxx
}
static uint8_t color565_to_b(uint16_t color) {
return ((color & 0x1F) << 3); // transform to bbbbbbxx
}
static void write24(uint16_t color) {
uint8_t r = color565_to_r(color);
uint8_t g = color565_to_g(color);
uint8_t b = color565_to_b(color);
write8(r);
write8(g);
write8(b);
}
void MCUFRIEND_kbv::reset(void)
{
@@ -468,7 +485,7 @@ void MCUFRIEND_kbv::setRotation(uint8_t r)
if (val & 0x08)
_lcd_drivOut |= 0x0800; //BGR
WriteCmdData(0x01, _lcd_drivOut); // set Driver Output Control
WriteCmdData(0x11, ORG | 0x6070); // set GRAM write direction.
WriteCmdData(0x11, ORG | ((is9797) ? 0x48B0 : 0x6070)); // set GRAM write direction.
break;
#endif
}
@@ -493,6 +510,7 @@ void MCUFRIEND_kbv::drawPixel(int16_t x, int16_t y, uint16_t color)
#endif
setAddrWindow(x, y, x, y);
// CS_ACTIVE; WriteCmd(_MW); write16(color); CS_IDLE; //-0.01s +98B
if (is9797) { CS_ACTIVE; WriteCmd(_MW); write24(color); CS_IDLE;} else
WriteCmdData(_MW, color);
}
@@ -604,6 +622,18 @@ void MCUFRIEND_kbv::fillRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_
STROBE_16BIT;
}
#else
#if defined(SUPPORT_1289)
if (is9797) {
uint8_t r = color565_to_r(color);
uint8_t g = color565_to_g(color);
uint8_t b = color565_to_b(color);
do {
write8(r);
write8(g);
write8(b);
} while (--end != 0);
} else
#endif
do {
write8(hi);
write8(lo);
@@ -635,8 +665,9 @@ static void pushColors_any(uint16_t cmd, uint8_t * block, int16_t n, bool first,
}
color = (isbigend) ? (h << 8 | l) : (l << 8 | h);
#if defined(SUPPORT_9488_555)
if (is555) color = color565_to_555(color);
if (is555) color = color565_to_555(color);
#endif
if (is9797) write24(color); else
write16(color);
}
CS_IDLE;
@@ -973,6 +1004,7 @@ void MCUFRIEND_kbv::begin(uint16_t ID)
#endif
#ifdef SUPPORT_1289
case 0x9797: is9797 = 1; _lcd_ID = 0x1289; // and fall through
case 0x1289:
_lcd_capable = 0 | XSA_XEA_16BIT | REV_SCREEN;
// came from MikroElektronika library http://www.hmsprojects.com/tft_lcd.html