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MCUFRIEND_kbv.cpp
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//#define SUPPORT_0139 //S6D0139 +280 bytes
#define SUPPORT_0154 //S6D0154 +320 bytes
//#define SUPPORT_1289 //SSD1289,SSD1297 (ID=0x9797) +626 bytes, 0.03s
//#define SUPPORT_1580 //R61580 Untested
#define SUPPORT_1963 //only works with 16BIT bus anyway
//#define SUPPORT_4532 //LGDP4532 +120 bytes. thanks Leodino
#define SUPPORT_4535 //LGDP4535 +180 bytes
#define SUPPORT_68140 //RM68140 +52 bytes defaults to PIXFMT=0x55
//#define SUPPORT_7735
#define SUPPORT_7781 //ST7781 +172 bytes
//#define SUPPORT_8230 //UC8230 +118 bytes
//#define SUPPORT_8347D //HX8347-D, HX8347-G, HX8347-I, HX8367-A +520 bytes, 0.27s
//#define SUPPORT_8347A //HX8347-A +500 bytes, 0.27s
//#define SUPPORT_8352A //HX8352A +486 bytes, 0.27s
//#define SUPPORT_8352B //HX8352B
//#define SUPPORT_8357D_GAMMA //monster 34 byte
//#define SUPPORT_9163 //
//#define SUPPORT_9225 //ILI9225-B, ILI9225-G ID=0x9225, ID=0x9226, ID=0x6813 +380 bytes
//#define SUPPORT_9326_5420 //ILI9326, SPFD5420 +246 bytes
//#define SUPPORT_9342 //costs +114 bytes
//#define SUPPORT_9806 //UNTESTED
#define SUPPORT_9488_555 //costs +230 bytes, 0.03s / 0.19s
#define SUPPORT_B509_7793 //R61509, ST7793 +244 bytes
#define OFFSET_9327 32 //costs about 103 bytes, 0.08s
#include "MCUFRIEND_kbv.h"
#if defined(USE_SERIAL)
#include "utility/mcufriend_serial.h"
//uint8_t running;
#elif defined(__MBED__)
#include "utility/mcufriend_mbed.h"
#elif defined(__CC_ARM) || defined(__CROSSWORKS_ARM)
#include "utility/mcufriend_keil.h"
#else
#include "utility/mcufriend_shield.h"
#endif
#define MIPI_DCS_REV1 (1<<0)
#define AUTO_READINC (1<<1)
#define READ_BGR (1<<2)
#define READ_LOWHIGH (1<<3)
#define READ_24BITS (1<<4)
#define XSA_XEA_16BIT (1<<5)
#define READ_NODUMMY (1<<6)
#define INVERT_GS (1<<8)
#define INVERT_SS (1<<9)
#define MV_AXIS (1<<10)
#define INVERT_RGB (1<<11)
#define REV_SCREEN (1<<12)
#define FLIP_VERT (1<<13)
#define FLIP_HORIZ (1<<14)
#if (defined(USES_16BIT_BUS)) //only comes from SPECIALs
#define USING_16BIT_BUS 1
#else
#define USING_16BIT_BUS 0
#endif
MCUFRIEND_kbv::MCUFRIEND_kbv(int CS, int RS, int WR, int RD, int _RST):Adafruit_GFX(240, 320)
{
// we can not access GPIO pins until AHB has been enabled.
}
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 rrrrrxxx
}
static uint8_t color565_to_g(uint16_t color) {
return ((color & 0x07E0) >> 3); // transform to ggggggxx
}
static uint8_t color565_to_b(uint16_t color) {
return ((color & 0x001F) << 3); // transform to bbbbbxxx
}
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)
{
done_reset = 1;
setWriteDir();
CTL_INIT();
CS_IDLE;
RD_IDLE;
WR_IDLE;
RESET_IDLE;
delay(50);
RESET_ACTIVE;
delay(100);
RESET_IDLE;
delay(100);
WriteCmdData(0xB0, 0x0000); //R61520 needs this to read ID
}
static void writecmddata(uint16_t cmd, uint16_t dat)
{
CS_ACTIVE;
WriteCmd(cmd);
WriteData(dat);
CS_IDLE;
}
void MCUFRIEND_kbv::WriteCmdData(uint16_t cmd, uint16_t dat) { writecmddata(cmd, dat); }
static void WriteCmdParamN(uint16_t cmd, int8_t N, uint8_t * block)
{
CS_ACTIVE;
WriteCmd(cmd);
while (N-- > 0) {
uint8_t u8 = *block++;
write8(u8);
if (N && is8347) {
cmd++;
WriteCmd(cmd);
}
}
CS_IDLE;
}
static inline void WriteCmdParam4(uint8_t cmd, uint8_t d1, uint8_t d2, uint8_t d3, uint8_t d4)
{
uint8_t d[4];
d[0] = d1, d[1] = d2, d[2] = d3, d[3] = d4;
WriteCmdParamN(cmd, 4, d);
}
//#define WriteCmdParam4(cmd, d1, d2, d3, d4) {uint8_t d[4];d[0] = d1, d[1] = d2, d[2] = d3, d[3] = d4;WriteCmdParamN(cmd, 4, d);}
void MCUFRIEND_kbv::pushCommand(uint16_t cmd, uint8_t * block, int8_t N) { WriteCmdParamN(cmd, N, block); }
static uint16_t read16bits(void)
{
uint16_t ret;
uint8_t lo;
#if USING_16BIT_BUS
READ_16(ret); //single strobe to read whole bus
if (ret > 255) //ID might say 0x00D3
return ret;
#else
delay(1); //1us should be adequate
READ_8(ret);
#endif
//all MIPI_DCS_REV1 style params are 8-bit
delay(1); //1us should be adequate
READ_8(lo);
return (ret << 8) | lo;
}
uint16_t MCUFRIEND_kbv::readReg(uint16_t reg, int8_t index)
{
uint16_t ret;
uint8_t lo;
if (!done_reset)
reset();
CS_ACTIVE;
WriteCmd(reg);
setReadDir();
delay(1); //1us should be adequate
// READ_16(ret);
do { ret = read16bits(); }while (--index >= 0); //need to test with SSD1963
RD_IDLE;
CS_IDLE;
setWriteDir();
return ret;
}
uint32_t MCUFRIEND_kbv::readReg32(uint16_t reg)
{
uint16_t h = readReg(reg, 0);
uint16_t l = readReg(reg, 1);
return ((uint32_t) h << 16) | (l);
}
uint32_t MCUFRIEND_kbv::readReg40(uint16_t reg)
{
uint16_t h = readReg(reg, 0);
uint16_t m = readReg(reg, 1);
uint16_t l = readReg(reg, 2);
return ((uint32_t) h << 24) | (m << 8) | (l >> 8);
}
uint16_t MCUFRIEND_kbv::readID(void)
{
uint16_t ret, ret2;
uint8_t msb;
ret = readReg(0); //forces a reset() if called before begin()
if (ret == 0x5408) //the SPFD5408 fails the 0xD3D3 test.
return 0x5408;
if (ret == 0x5420) //the SPFD5420 fails the 0xD3D3 test.
return 0x5420;
if (ret == 0x8989) //SSD1289 is always 8989
return 0x1289;
ret = readReg(0x67); //HX8347-A
if (ret == 0x4747)
return 0x8347;
ret = readReg40(0xEF); //ILI9327: [xx 02 04 93 27 FF]
if (ret == 0x9327)
return 0x9327;
//#if defined(SUPPORT_1963) && USING_16BIT_BUS
ret = readReg32(0xA1); //SSD1963: [01 57 61 01]
if (ret == 0x6101)
return 0x1963;
if (ret == 0xFFFF) //R61526: [xx FF FF FF]
return 0x1526; //subsequent begin() enables Command Access
if (ret == 0xFF00) //R61520: [xx FF FF 00]
return 0x1520; //subsequent begin() enables Command Access
//#endif
ret = readReg40(0xBF);
if (ret == 0x8357) //HX8357B: [xx 01 62 83 57 FF]
return 0x8357;
if (ret == 0x9481) //ILI9481: [xx 02 04 94 81 FF]
return 0x9481;
if (ret == 0x1511) //?R61511: [xx 02 04 15 11] not tested yet
return 0x1511;
if (ret == 0x1520) //?R61520: [xx 01 22 15 20]
return 0x1520;
if (ret == 0x1526) //?R61526: [xx 01 22 15 26]
return 0x1526;
if (ret == 0x1581) //R61581: [xx 01 22 15 81]
return 0x1581;
if (ret == 0x1400) //?RM68140:[xx FF 68 14 00] not tested yet
return 0x6814;
ret = readReg32(0xD4);
if (ret == 0x5310) //NT35310: [xx 01 53 10]
return 0x5310;
ret = readReg32(0xD7);
if (ret == 0x8031) //weird unknown from BangGood [xx 20 80 31] PrinceCharles
return 0x8031;
ret = readReg32(0xFE) >> 8; //weird unknown from BangGood [04 20 53]
if (ret == 0x2053)
return 0x2053;
uint32_t ret32 = readReg32(0x04);
msb = ret32 >> 16;
ret = ret32;
// if (msb = 0x38 && ret == 0x8000) //unknown [xx 38 80 00] with D3 = 0x1602
if (msb == 0x00 && ret == 0x8000) { //HX8357-D [xx 00 80 00]
#if 1
uint8_t cmds[] = {0xFF, 0x83, 0x57};
pushCommand(0xB9, cmds, 3);
msb = readReg(0xD0);
if (msb == 0x99) return 0x0099; //HX8357-D from datasheet
if (msb == 0x90) //HX8357-C undocumented
#endif
return 0x9090; //BIG CHANGE: HX8357-D was 0x8357
}
// if (msb == 0xFF && ret == 0xFFFF) //R61526 [xx FF FF FF]
// return 0x1526; //subsequent begin() enables Command Access
if (ret == 0x1526) //R61526 [xx 06 15 26] if I have written NVM
return 0x1526; //subsequent begin() enables Command Access
if (ret == 0x89F0) //ST7735S: [xx 7C 89 F0]
return 0x7735;
if (ret == 0x8552) //ST7789V: [xx 85 85 52]
return 0x7789;
if (ret == 0xAC11) //?unknown [xx 61 AC 11]
return 0xAC11;
ret32 = readReg32(0xD3); //[xx 91 63 00]
ret = ret32 >> 8;
if (ret == 0x9163) return ret;
ret = readReg32(0xD3); //for ILI9488, 9486, 9340, 9341
msb = ret >> 8;
if (msb == 0x93 || msb == 0x94 || msb == 0x98 || msb == 0x77 || msb == 0x16)
return ret; //0x9488, 9486, 9340, 9341, 7796
if (ret == 0x00D3 || ret == 0xD3D3)
return ret; //16-bit write-only bus
/*
msb = 0x12; //read 3rd,4th byte. does not work in parallel
pushCommand(0xD9, &msb, 1);
ret2 = readReg(0xD3);
msb = 0x13;
pushCommand(0xD9, &msb, 1);
ret = (ret2 << 8) | readReg(0xD3);
// if (ret2 == 0x93)
return ret2;
*/
return readReg(0); //0154, 7783, 9320, 9325, 9335, B505, B509
}
// independent cursor and window registers. S6D0154, ST7781 increments. ILI92320/5 do not.
int16_t MCUFRIEND_kbv::readGRAM(int16_t x, int16_t y, uint16_t * block, int16_t w, int16_t h)
{
uint16_t ret, dummy, _MR = _MW;
int16_t n = w * h, row = 0, col = 0;
uint8_t r, g, b, tmp;
if (!is8347 && _lcd_capable & MIPI_DCS_REV1) // HX8347 uses same register
_MR = 0x2E;
if (_lcd_ID == 0x1602) _MR = 0x2E;
setAddrWindow(x, y, x + w - 1, y + h - 1);
while (n > 0) {
if (!(_lcd_capable & MIPI_DCS_REV1)) {
WriteCmdData(_MC, x + col);
WriteCmdData(_MP, y + row);
}
CS_ACTIVE;
WriteCmd(_MR);
setReadDir();
if (_lcd_capable & READ_NODUMMY) {
;
} else if ((_lcd_capable & MIPI_DCS_REV1) || _lcd_ID == 0x1289) {
READ_8(r);
} else {
READ_16(dummy);
}
if (_lcd_ID == 0x1511) READ_8(r); //extra dummy for R61511
while (n) {
if (_lcd_capable & READ_24BITS) {
READ_8(r);
READ_8(g);
READ_8(b);
if (_lcd_capable & READ_BGR)
ret = color565(b, g, r);
else
ret = color565(r, g, b);
} else {
READ_16(ret);
if (_lcd_capable & READ_LOWHIGH)
ret = (ret >> 8) | (ret << 8);
if (_lcd_capable & READ_BGR)
ret = (ret & 0x07E0) | (ret >> 11) | (ret << 11);
}
#if defined(SUPPORT_9488_555)
if (is555) ret = color555_to_565(ret);
#endif
*block++ = ret;
n--;
if (!(_lcd_capable & AUTO_READINC))
break;
}
if (++col >= w) {
col = 0;
if (++row >= h)
row = 0;
}
RD_IDLE;
CS_IDLE;
setWriteDir();
}
if (!(_lcd_capable & MIPI_DCS_REV1))
setAddrWindow(0, 0, width() - 1, height() - 1);
return 0;
}
void MCUFRIEND_kbv::setRotation(uint8_t r)
{
uint16_t GS, SS_v, ORG, REV = _lcd_rev;
uint8_t val, d[3];
rotation = r & 3; // just perform the operation ourselves on the protected variables
_width = (rotation & 1) ? HEIGHT : WIDTH;
_height = (rotation & 1) ? WIDTH : HEIGHT;
switch (rotation) {
case 0: //PORTRAIT:
val = 0x48; //MY=0, MX=1, MV=0, ML=0, BGR=1
break;
case 1: //LANDSCAPE: 90 degrees
val = 0x28; //MY=0, MX=0, MV=1, ML=0, BGR=1
break;
case 2: //PORTRAIT_REV: 180 degrees
val = 0x98; //MY=1, MX=0, MV=0, ML=1, BGR=1
break;
case 3: //LANDSCAPE_REV: 270 degrees
val = 0xF8; //MY=1, MX=1, MV=1, ML=1, BGR=1
break;
}
if (_lcd_capable & INVERT_GS)
val ^= 0x80;
if (_lcd_capable & INVERT_SS)
val ^= 0x40;
if (_lcd_capable & INVERT_RGB)
val ^= 0x08;
if (_lcd_capable & MIPI_DCS_REV1) {
if (_lcd_ID == 0x6814) { //.kbv my weird 0x9486 might be 68140
GS = (val & 0x80) ? (1 << 6) : 0; //MY
SS_v = (val & 0x40) ? (1 << 5) : 0; //MX
val &= 0x28; //keep MV, BGR, MY=0, MX=0, ML=0
d[0] = 0;
d[1] = GS | SS_v | 0x02; //MY, MX
d[2] = 0x3B;
WriteCmdParamN(0xB6, 3, d);
goto common_MC;
} else if (_lcd_ID == 0x1963 || _lcd_ID == 0x9481 || _lcd_ID == 0x1511) {
if (val & 0x80)
val |= 0x01; //GS
if ((val & 0x40))
val |= 0x02; //SS
if (_lcd_ID == 0x1963) val &= ~0xC0;
if (_lcd_ID == 0x9481) val &= ~0xD0;
if (_lcd_ID == 0x1511) {
val &= ~0x10; //remove ML
val |= 0xC0; //force penguin 180 rotation
}
// val &= (_lcd_ID == 0x1963) ? ~0xC0 : ~0xD0; //MY=0, MX=0 with ML=0 for ILI9481
goto common_MC;
} else if (is8347) {
_MC = 0x02, _MP = 0x06, _MW = 0x22, _SC = 0x02, _EC = 0x04, _SP = 0x06, _EP = 0x08;
if (_lcd_ID == 0x0065) { //HX8352-B
val |= 0x01; //GS=1
if ((val & 0x10)) val ^= 0xD3; //(ML) flip MY, MX, ML, SS, GS
if (r & 1) _MC = 0x82, _MP = 0x80;
else _MC = 0x80, _MP = 0x82;
}
if (_lcd_ID == 0x5252) { //HX8352-A
val |= 0x02; //VERT_SCROLLON
if ((val & 0x10)) val ^= 0xD4; //(ML) flip MY, MX, SS. GS=1
}
goto common_BGR;
}
common_MC:
_MC = 0x2A, _MP = 0x2B, _MW = 0x2C, _SC = 0x2A, _EC = 0x2A, _SP = 0x2B, _EP = 0x2B;
common_BGR:
WriteCmdParamN(is8347 ? 0x16 : 0x36, 1, &val);
_lcd_madctl = val;
// if (_lcd_ID == 0x1963) WriteCmdParamN(0x13, 0, NULL); //NORMAL mode
}
// cope with 9320 variants
else {
switch (_lcd_ID) {
#if defined(SUPPORT_9225)
case 0x9225:
_SC = 0x37, _EC = 0x36, _SP = 0x39, _EP = 0x38;
_MC = 0x20, _MP = 0x21, _MW = 0x22;
GS = (val & 0x80) ? (1 << 9) : 0;
SS_v = (val & 0x40) ? (1 << 8) : 0;
WriteCmdData(0x01, GS | SS_v | 0x001C); // set Driver Output Control
goto common_ORG;
#endif
#if defined(SUPPORT_0139) || defined(SUPPORT_0154)
#ifdef SUPPORT_0139
case 0x0139:
_SC = 0x46, _EC = 0x46, _SP = 0x48, _EP = 0x47;
goto common_S6D;
#endif
#ifdef SUPPORT_0154
case 0x0154:
_SC = 0x37, _EC = 0x36, _SP = 0x39, _EP = 0x38;
goto common_S6D;
#endif
common_S6D:
_MC = 0x20, _MP = 0x21, _MW = 0x22;
GS = (val & 0x80) ? (1 << 9) : 0;
SS_v = (val & 0x40) ? (1 << 8) : 0;
// S6D0139 requires NL = 0x27, S6D0154 NL = 0x28
WriteCmdData(0x01, GS | SS_v | ((_lcd_ID == 0x0139) ? 0x27 : 0x28));
goto common_ORG;
#endif
case 0x5420:
case 0x7793:
case 0x9326:
case 0xB509:
_MC = 0x200, _MP = 0x201, _MW = 0x202, _SC = 0x210, _EC = 0x211, _SP = 0x212, _EP = 0x213;
GS = (val & 0x80) ? (1 << 15) : 0;
uint16_t NL;
NL = ((432 / 8) - 1) << 9;
if (_lcd_ID == 0x9326 || _lcd_ID == 0x5420) NL >>= 1;
WriteCmdData(0x400, GS | NL);
goto common_SS;
default:
_MC = 0x20, _MP = 0x21, _MW = 0x22, _SC = 0x50, _EC = 0x51, _SP = 0x52, _EP = 0x53;
GS = (val & 0x80) ? (1 << 15) : 0;
WriteCmdData(0x60, GS | 0x2700); // Gate Scan Line (0xA700)
common_SS:
SS_v = (val & 0x40) ? (1 << 8) : 0;
WriteCmdData(0x01, SS_v); // set Driver Output Control
common_ORG:
ORG = (val & 0x20) ? (1 << 3) : 0;
#ifdef SUPPORT_8230
if (_lcd_ID == 0x8230) { // UC8230 has strange BGR and READ_BGR behaviour
if (rotation == 1 || rotation == 2) {
val ^= 0x08; // change BGR bit for LANDSCAPE and PORTRAIT_REV
}
}
#endif
if (val & 0x08)
ORG |= 0x1000; //BGR
_lcd_madctl = ORG | 0x0030;
WriteCmdData(0x03, _lcd_madctl); // set GRAM write direction and BGR=1.
break;
#ifdef SUPPORT_1289
case 0x1289:
_MC = 0x4E, _MP = 0x4F, _MW = 0x22, _SC = 0x44, _EC = 0x44, _SP = 0x45, _EP = 0x46;
if (rotation & 1)
val ^= 0xD0; // exchange Landscape modes
GS = (val & 0x80) ? (1 << 14) : 0; //called TB (top-bottom), CAD=0
SS_v = (val & 0x40) ? (1 << 9) : 0; //called RL (right-left)
ORG = (val & 0x20) ? (1 << 3) : 0; //called AM
_lcd_drivOut = GS | SS_v | (REV << 13) | 0x013F; //REV=0, BGR=0, MUX=319
if (val & 0x08)
_lcd_drivOut |= 0x0800; //BGR
WriteCmdData(0x01, _lcd_drivOut); // set Driver Output Control
if (is9797) WriteCmdData(0x11, ORG | 0x4C30); else // DFM=2, DEN=1, WM=1, TY=0
WriteCmdData(0x11, ORG | 0x6070); // DFM=3, EN=0, TY=1
break;
#endif
}
}
if ((rotation & 1) && ((_lcd_capable & MV_AXIS) == 0)) {
uint16_t x;
x = _MC, _MC = _MP, _MP = x;
x = _SC, _SC = _SP, _SP = x; //.kbv check 0139
x = _EC, _EC = _EP, _EP = x; //.kbv check 0139
}
setAddrWindow(0, 0, width() - 1, height() - 1);
vertScroll(0, HEIGHT, 0); //reset scrolling after a rotation
}
void MCUFRIEND_kbv::drawPixel(int16_t x, int16_t y, uint16_t color)
{
// MCUFRIEND just plots at edge if you try to write outside of the box:
if (x < 0 || y < 0 || x >= width() || y >= height())
return;
#if defined(SUPPORT_9488_555)
if (is555) color = color565_to_555(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);
}
void MCUFRIEND_kbv::setAddrWindow(int16_t x, int16_t y, int16_t x1, int16_t y1)
{
#if defined(OFFSET_9327)
if (_lcd_ID == 0x9327) {
if (rotation == 2) y += OFFSET_9327, y1 += OFFSET_9327;
if (rotation == 3) x += OFFSET_9327, x1 += OFFSET_9327;
}
#endif
#if 1
if (_lcd_ID == 0x1526 && (rotation & 1)) {
int16_t dx = x1 - x, dy = y1 - y;
if (dy == 0) { y1++; }
else if (dx == 0) { x1 += dy; y1 -= dy; }
}
#endif
if (_lcd_capable & MIPI_DCS_REV1) {
WriteCmdParam4(_SC, x >> 8, x, x1 >> 8, x1); //Start column instead of _MC
WriteCmdParam4(_SP, y >> 8, y, y1 >> 8, y1); //
if (is8347 && _lcd_ID == 0x0065) { //HX8352-B has separate _MC, _SC
uint8_t d[2];
d[0] = x >> 8; d[1] = x;
WriteCmdParamN(_MC, 2, d); //allows !MV_AXIS to work
d[0] = y >> 8; d[1] = y;
WriteCmdParamN(_MP, 2, d);
}
} else {
WriteCmdData(_MC, x);
WriteCmdData(_MP, y);
if (!(x == x1 && y == y1)) { //only need MC,MP for drawPixel
if (_lcd_capable & XSA_XEA_16BIT) {
if (rotation & 1)
y1 = y = (y1 << 8) | y;
else
x1 = x = (x1 << 8) | x;
}
WriteCmdData(_SC, x);
WriteCmdData(_SP, y);
WriteCmdData(_EC, x1);
WriteCmdData(_EP, y1);
}
}
}
void MCUFRIEND_kbv::fillRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color)
{
int16_t end;
#if defined(SUPPORT_9488_555)
if (is555) color = color565_to_555(color);
#endif
if (w < 0) {
w = -w;
x -= w;
} //+ve w
end = x + w;
if (x < 0)
x = 0;
if (end > width())
end = width();
w = end - x;
if (h < 0) {
h = -h;
y -= h;
} //+ve h
end = y + h;
if (y < 0)
y = 0;
if (end > height())
end = height();
h = end - y;
setAddrWindow(x, y, x + w - 1, y + h - 1);
CS_ACTIVE;
WriteCmd(_MW);
if (h > w) {
end = h;
h = w;
w = end;
}
uint8_t hi = color >> 8, lo = color & 0xFF;
while (h-- > 0) {
end = w;
#if USING_16BIT_BUS
#if defined(__MK66FX1M0__) //180MHz M4
#define STROBE_16BIT {WR_ACTIVE4;WR_ACTIVE;WR_IDLE4;WR_IDLE;} //56ns
#elif defined(__SAM3X8E__) //84MHz M3
#define STROBE_16BIT {WR_ACTIVE4;WR_ACTIVE2;WR_IDLE4;WR_IDLE2;} //286ns ?ILI9486
//#define STROBE_16BIT {WR_ACTIVE4;WR_ACTIVE;WR_IDLE4;WR_IDLE;} //238ns SSD1289
//#define STROBE_16BIT {WR_ACTIVE2;WR_ACTIVE;WR_IDLE2;} //119ns RM68140
#else //16MHz AVR
#define STROBE_16BIT {WR_ACTIVE;WR_ACTIVE;WR_IDLE; } //375ns ?ILI9486
#endif
write_16(color); //we could just do the strobe
lo = end & 7;
hi = end >> 3;
if (hi)
do {
STROBE_16BIT;
STROBE_16BIT;
STROBE_16BIT;
STROBE_16BIT;
STROBE_16BIT;
STROBE_16BIT;
STROBE_16BIT;
STROBE_16BIT;
} while (--hi > 0);
while (lo-- > 0) {
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);
} while (--end != 0);
#endif
}
CS_IDLE;
if (!(_lcd_capable & MIPI_DCS_REV1) || ((_lcd_ID == 0x1526) && (rotation & 1)))
setAddrWindow(0, 0, width() - 1, height() - 1);
}
static void pushColors_any(uint16_t cmd, uint8_t * block, int16_t n, bool first, uint8_t flags)
{
uint16_t color;
uint8_t h, l;
bool isconst = flags & 1;
bool isbigend = (flags & 2) != 0;
CS_ACTIVE;
if (first) {
WriteCmd(cmd);
}
if (!isconst && !isbigend) {
uint16_t *block16 = (uint16_t*)block;
while (n-- > 0) {
color = *block16++;
write16(color);
}
} else
while (n-- > 0) {
if (isconst) {
h = pgm_read_byte(block++);
l = pgm_read_byte(block++);
} else {
h = (*block++);
l = (*block++);
}
color = (isbigend) ? (h << 8 | l) : (l << 8 | h);
#if defined(SUPPORT_9488_555)
if (is555) color = color565_to_555(color);
#endif
if (is9797) write24(color); else
write16(color);
}
CS_IDLE;
}
void MCUFRIEND_kbv::pushColors(uint16_t * block, int16_t n, bool first)
{
pushColors_any(_MW, (uint8_t *)block, n, first, 0);
}
void MCUFRIEND_kbv::pushColors(uint8_t * block, int16_t n, bool first)
{
pushColors_any(_MW, (uint8_t *)block, n, first, 2); //regular bigend
}
void MCUFRIEND_kbv::pushColors(const uint8_t * block, int16_t n, bool first, bool bigend)
{
pushColors_any(_MW, (uint8_t *)block, n, first, bigend ? 3 : 1);
}
void MCUFRIEND_kbv::vertScroll(int16_t top, int16_t scrollines, int16_t offset)
{
#if defined(OFFSET_9327)
if (_lcd_ID == 0x9327) {
if (rotation == 2 || rotation == 3) top += OFFSET_9327;
}
#endif
int16_t bfa = HEIGHT - top - scrollines; // bottom fixed area
int16_t vsp;
int16_t sea = top;
if (_lcd_ID == 0x9327) bfa += 32;
if (offset <= -scrollines || offset >= scrollines) offset = 0; //valid scroll
vsp = top + offset; // vertical start position
if (offset < 0)
vsp += scrollines; //keep in unsigned range
sea = top + scrollines - 1;
if (_lcd_capable & MIPI_DCS_REV1) {
uint8_t d[6]; // for multi-byte parameters
/*
if (_lcd_ID == 0x9327) { //panel is wired for 240x432
if (rotation == 2 || rotation == 3) { //180 or 270 degrees
if (scrollines == HEIGHT) {
scrollines = 432; // we get a glitch but hey-ho
vsp -= 432 - HEIGHT;
}
if (vsp < 0)
vsp += 432;
}
bfa = 432 - top - scrollines;
}
*/
d[0] = top >> 8; //TFA
d[1] = top;
d[2] = scrollines >> 8; //VSA
d[3] = scrollines;
d[4] = bfa >> 8; //BFA
d[5] = bfa;
WriteCmdParamN(is8347 ? 0x0E : 0x33, 6, d);
// if (offset == 0 && rotation > 1) vsp = top + scrollines; //make non-valid
d[0] = vsp >> 8; //VSP
d[1] = vsp;
WriteCmdParamN(is8347 ? 0x14 : 0x37, 2, d);
if (is8347) {
d[0] = (offset != 0) ? (_lcd_ID == 0x8347 ? 0x02 : 0x08) : 0;
WriteCmdParamN(_lcd_ID == 0x8347 ? 0x18 : 0x01, 1, d); //HX8347-D
} else if (offset == 0 && (_lcd_capable & MIPI_DCS_REV1)) {
WriteCmdParamN(0x13, 0, NULL); //NORMAL i.e. disable scroll
}
return;
}
// cope with 9320 style variants:
switch (_lcd_ID) {
case 0x7783:
WriteCmdData(0x61, _lcd_rev); //!NDL, !VLE, REV
WriteCmdData(0x6A, vsp); //VL#
break;
#ifdef SUPPORT_0139
case 0x0139:
WriteCmdData(0x07, 0x0213 | (_lcd_rev << 2)); //VLE1=1, GON=1, REV=x, D=3
WriteCmdData(0x41, vsp); //VL# check vsp
break;
#endif
#if defined(SUPPORT_0154) || defined(SUPPORT_9225) //thanks tongbajiel
case 0x9225:
case 0x0154:
WriteCmdData(0x31, sea); //SEA
WriteCmdData(0x32, top); //SSA
WriteCmdData(0x33, vsp - top); //SST
break;
#endif
#ifdef SUPPORT_1289
case 0x1289:
WriteCmdData(0x41, vsp); //VL#
break;
#endif
case 0x5420:
case 0x7793:
case 0x9326:
case 0xB509:
WriteCmdData(0x401, (1 << 1) | _lcd_rev); //VLE, REV
WriteCmdData(0x404, vsp); //VL#
break;
default:
// 0x6809, 0x9320, 0x9325, 0x9335, 0xB505 can only scroll whole screen
WriteCmdData(0x61, (1 << 1) | _lcd_rev); //!NDL, VLE, REV
WriteCmdData(0x6A, vsp); //VL#
break;
}
}
void MCUFRIEND_kbv::invertDisplay(bool i)
{
uint8_t val;
_lcd_rev = ((_lcd_capable & REV_SCREEN) != 0) ^ i;
if (_lcd_capable & MIPI_DCS_REV1) {
if (is8347) {
// HX8347D: 0x36 Panel Characteristic. REV_Panel
// HX8347A: 0x36 is Display Control 10
if (_lcd_ID == 0x8347 || _lcd_ID == 0x5252) // HX8347-A, HX5352-A
val = _lcd_rev ? 6 : 2; //INVON id bit#2, NORON=bit#1
else val = _lcd_rev ? 8 : 10; //HX8347-D, G, I: SCROLLON=bit3, INVON=bit1
// HX8347: 0x01 Display Mode has diff bit mapping for A, D
WriteCmdParamN(0x01, 1, &val);
} else
WriteCmdParamN(_lcd_rev ? 0x21 : 0x20, 0, NULL);
return;
}
// cope with 9320 style variants:
switch (_lcd_ID) {
#ifdef SUPPORT_0139
case 0x0139:
#endif
case 0x9225: //REV is in reg(0x07) like Samsung
case 0x0154:
WriteCmdData(0x07, 0x13 | (_lcd_rev << 2)); //.kbv kludge
break;
#ifdef SUPPORT_1289
case 0x1289:
_lcd_drivOut &= ~(1 << 13);
if (_lcd_rev)
_lcd_drivOut |= (1 << 13);
WriteCmdData(0x01, _lcd_drivOut);
break;
#endif
case 0x5420:
case 0x7793:
case 0x9326:
case 0xB509:
WriteCmdData(0x401, (1 << 1) | _lcd_rev); //.kbv kludge VLE
break;
default:
WriteCmdData(0x61, _lcd_rev);
break;
}
}
#define TFTLCD_DELAY 0xFFFF
#define TFTLCD_DELAY8 0x7F
static void init_table(const void *table, int16_t size)
{
#ifdef SUPPORT_8357D_GAMMA
uint8_t *p = (uint8_t *) table, dat[36]; //HX8357_99 has GAMMA[34]
#else
uint8_t *p = (uint8_t *) table, dat[24]; //R61526 has GAMMA[22]
#endif
while (size > 0) {
uint8_t cmd = pgm_read_byte(p++);
uint8_t len = pgm_read_byte(p++);
if (cmd == TFTLCD_DELAY8) {
delay(len);
len = 0;
} else {
for (uint8_t i = 0; i < len; i++)
dat[i] = pgm_read_byte(p++);
WriteCmdParamN(cmd, len, dat);
}
size -= len + 2;
}
}
static void init_table16(const void *table, int16_t size)
{
uint16_t *p = (uint16_t *) table;
while (size > 0) {
uint16_t cmd = pgm_read_word(p++);
uint16_t d = pgm_read_word(p++);
if (cmd == TFTLCD_DELAY)
delay(d);
else {
writecmddata(cmd, d); //static function
}
size -= 2 * sizeof(int16_t);
}
}
void MCUFRIEND_kbv::begin(uint16_t ID)
{
int16_t *p16; //so we can "write" to a const protected variable.
const uint8_t *table8_ads = NULL;
int16_t table_size;
reset();
_lcd_xor = 0;
switch (_lcd_ID = ID) {
/*
static const uint16_t _regValues[] PROGMEM = {
0x0000, 0x0001, // start oscillation
0x0007, 0x0000, // source output control 0 D0
0x0013, 0x0000, // power control 3 off
0x0011, 0x2604, //
0x0014, 0x0015, //
0x0010, 0x3C00, //
// 0x0013, 0x0040, //
// 0x0013, 0x0060, //
// 0x0013, 0x0070, //
0x0013, 0x0070, // power control 3 PON PON1 AON
0x0001, 0x0127, // driver output control
// 0x0002, 0x0700, // field 0 b/c waveform xor waveform
0x0003, 0x1030, //
0x0007, 0x0000, //
0x0008, 0x0404, //
0x000B, 0x0200, //
0x000C, 0x0000, //
0x00015,0x0000, //
//gamma setting
0x0030, 0x0000,
0x0031, 0x0606,
0x0032, 0x0006,
0x0033, 0x0403,
0x0034, 0x0107,
0x0035, 0x0101,
0x0036, 0x0707,
0x0037, 0x0304,
0x0038, 0x0A00,
0x0039, 0x0706,
0x0040, 0x0000,
0x0041, 0x0000,
0x0042, 0x013F,
0x0043, 0x0000,
0x0044, 0x0000,
0x0045, 0x0000,
0x0046, 0xEF00,
0x0047, 0x013F,
0x0048, 0x0000,
0x0007, 0x0011,
0x0007, 0x0017,
};
*/
#ifdef SUPPORT_0139
case 0x0139:
_lcd_capable = REV_SCREEN | XSA_XEA_16BIT; //remove AUTO_READINC
static const uint16_t S6D0139_regValues[] PROGMEM = {
0x0000, 0x0001, //Start oscillator
0x0011, 0x1a00, //Power Control 2
0x0014, 0x2020, //Power Control 4
0x0010, 0x0900, //Power Control 1
0x0013, 0x0040, //Power Control 3
0x0013, 0x0060, //Power Control 3
0x0013, 0x0070, //Power Control 3
0x0011, 0x1a04, //Power Control 2
0x0010, 0x2f00, //Power Control 1
0x0001, 0x0127, //Driver Control: SM=0, GS=0, SS=1, 240x320
0x0002, 0x0100, //LCD Control: (.kbv was 0700) FLD=0, BC= 0, EOR=1
0x0003, 0x1030, //Entry Mode: TR1=0, DFM=0, BGR=1, I_D=3
0x0007, 0x0000, //Display Control: everything off
0x0008, 0x0303, //Blank Period: FP=3, BP=3
0x0009, 0x0000, //f.k.
0x000b, 0x0000, //Frame Control:
0x000c, 0x0000, //Interface Control: system i/f
0x0040, 0x0000, //Scan Line
0x0041, 0x0000, //Vertical Scroll Control
0x0007, 0x0014, //Display Control: VLE1=0, SPT=0, GON=1, REV=1, D=0 (halt)
0x0007, 0x0016, //Display Control: VLE1=0, SPT=0, GON=1, REV=1, D=2 (blank)
0x0007, 0x0017, //Display Control: VLE1=0, SPT=0, GON=1, REV=1, D=3 (normal)
// 0x0007, 0x0217, //Display Control: VLE1=1, SPT=0, GON=1, REV=1, D=3
};
init_table16(S6D0139_regValues, sizeof(S6D0139_regValues));
break;
#endif
#ifdef SUPPORT_0154
case 0x0154:
_lcd_capable = AUTO_READINC | REV_SCREEN;
static const uint16_t S6D0154_regValues[] PROGMEM = {
0x0011, 0x001A,
0x0012, 0x3121, //BT=3, DC1=1, DC2=2, DC3=1
0x0013, 0x006C, //GVD=108
0x0014, 0x4249, //VCM=66, VML=73
0x0010, 0x0800, //SAP=8
TFTLCD_DELAY, 10,
0x0011, 0x011A, //APON=0, PON=1, AON=0, VCI1_EN=1, VC=10
TFTLCD_DELAY, 10,
0x0011, 0x031A, //APON=0, PON=3, AON=0, VCI1_EN=1, VC=10
TFTLCD_DELAY, 10,
0x0011, 0x071A, //APON=0, PON=7, AON=0, VCI1_EN=1, VC=10
TFTLCD_DELAY, 10,
0x0011, 0x0F1A, //APON=0, PON=15, AON=0, VCI1_EN=1, VC=10
TFTLCD_DELAY, 10,
0x0011, 0x0F3A, //APON=0, PON=15, AON=1, VCI1_EN=1, VC=10
TFTLCD_DELAY, 30,
0x0001, 0x0128,
0x0002, 0x0100,
0x0003, 0x1030,
0x0007, 0x1012,
0x0008, 0x0303,
0x000B, 0x1100,
0x000C, 0x0000,
0x000F, 0x1801,