Imayan chan / S6D0151

for TFT2P0327 aitendo.com 128*160 TFT LCD. LCD driver is S6D0151 Sumsung.

Dependents:   FRDM_tocos_x2_FIXED

S6D0151_TFT.cpp@4:648a364412e4, 2016-10-02 (annotated)

Committer:
king33jp
Date:
Sun Oct 02 13:03:41 2016 +0000
Revision:
4:648a364412e4
Parent:
1:a3651128e297
Child:
5:18920a7a693e
orientation command added.; onley 0 and 2 is valid.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
king33jp 1:a3651128e297 1 /* mbed library for 128*160 pixel display TFT based on S6D0151 LCD Controller
king33jp 1:a3651128e297 2 *
king33jp 1:a3651128e297 3 */
king33jp 0:de7db46990d0 4
king33jp 0:de7db46990d0 5 #include "S6D0151_TFT.h"
king33jp 0:de7db46990d0 6 #include "mbed.h"
king33jp 0:de7db46990d0 7
king33jp 0:de7db46990d0 8 #define BPP 16 // Bits per pixel
king33jp 0:de7db46990d0 9
king33jp 0:de7db46990d0 10 S6D0151_TFT::S6D0151_TFT(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName reset, const char *name)
king33jp 0:de7db46990d0 11 : _spi(mosi, miso, sclk), _cs(cs), _reset(reset),GraphicsDisplay(name) {
king33jp 0:de7db46990d0 12 tft_reset();
king33jp 4:648a364412e4 13 orientation = 0;
king33jp 0:de7db46990d0 14 char_x = 0;
king33jp 0:de7db46990d0 15 }
king33jp 0:de7db46990d0 16
king33jp 0:de7db46990d0 17
king33jp 0:de7db46990d0 18 int S6D0151_TFT::width() {
king33jp 0:de7db46990d0 19 if (orientation == 0 || orientation == 2) return 128;
king33jp 0:de7db46990d0 20 else return 160;
king33jp 0:de7db46990d0 21 }
king33jp 0:de7db46990d0 22
king33jp 0:de7db46990d0 23
king33jp 0:de7db46990d0 24 int S6D0151_TFT::height() {
king33jp 0:de7db46990d0 25 if (orientation == 0 || orientation == 2) return 160;
king33jp 0:de7db46990d0 26 else return 128;
king33jp 0:de7db46990d0 27 }
king33jp 0:de7db46990d0 28
king33jp 0:de7db46990d0 29
king33jp 0:de7db46990d0 30 void S6D0151_TFT::set_orientation(unsigned int o) {
king33jp 0:de7db46990d0 31 orientation = o;
king33jp 4:648a364412e4 32 /* I can't understand rotation methods.
king33jp 4:648a364412e4 33 Maybe , S6D0151 can NOT conversion row and column.
king33jp 4:648a364412e4 34 but i can conversion up and down.
king33jp 4:648a364412e4 35 orientation=0 : Normal FPC side bottom.
king33jp 4:648a364412e4 36 orientation=2 ; Reverse FPC side is Top.
king33jp 4:648a364412e4 37 */
king33jp 0:de7db46990d0 38 switch (orientation) {
king33jp 0:de7db46990d0 39 case 0:
king33jp 4:648a364412e4 40 regwr(0x0001,0x0014); //DRIVER OUTPUT CONTROL (R01h)
king33jp 0:de7db46990d0 41 break;
king33jp 0:de7db46990d0 42 case 1:
king33jp 4:648a364412e4 43 //wr_reg(ST7735_MADCTL, 0x0060);
king33jp 0:de7db46990d0 44 break;
king33jp 0:de7db46990d0 45 case 2:
king33jp 4:648a364412e4 46 regwr(0x0001,0x0314); //DRIVER OUTPUT CONTROL (R01h)
king33jp 0:de7db46990d0 47 break;
king33jp 0:de7db46990d0 48 case 3:
king33jp 4:648a364412e4 49 //wr_reg(ST7735_MADCTL, 0x00A0);
king33jp 0:de7db46990d0 50 break;
king33jp 0:de7db46990d0 51 }
king33jp 0:de7db46990d0 52 }
king33jp 0:de7db46990d0 53
king33jp 0:de7db46990d0 54 void S6D0151_TFT::wr_dat_start(void) {
king33jp 0:de7db46990d0 55 // _rs = 1; // rs high, cs low for transmitting data
king33jp 0:de7db46990d0 56 _cs = 0;
king33jp 0:de7db46990d0 57 _spi.write( 0x72 ); // Start byte
king33jp 0:de7db46990d0 58 }
king33jp 0:de7db46990d0 59
king33jp 0:de7db46990d0 60
king33jp 0:de7db46990d0 61
king33jp 0:de7db46990d0 62 void S6D0151_TFT::wr_dat_stop (void) {
king33jp 0:de7db46990d0 63 _cs = 1;
king33jp 0:de7db46990d0 64 }
king33jp 0:de7db46990d0 65
king33jp 0:de7db46990d0 66
king33jp 0:de7db46990d0 67 void S6D0151_TFT::set_start_address(int left,int top){
king33jp 0:de7db46990d0 68 unsigned short addr;
king33jp 0:de7db46990d0 69 addr = (((top&0xff)<<8)|(left&0xff));
king33jp 0:de7db46990d0 70
king33jp 0:de7db46990d0 71 regwr( 0x0021 , addr );
king33jp 0:de7db46990d0 72 }
king33jp 0:de7db46990d0 73
king33jp 0:de7db46990d0 74
king33jp 0:de7db46990d0 75 /**
king33jp 0:de7db46990d0 76 *
king33jp 0:de7db46990d0 77 */
king33jp 0:de7db46990d0 78 void S6D0151_TFT::regwr(unsigned short reg,unsigned short dat){
king33jp 0:de7db46990d0 79 int data;
king33jp 0:de7db46990d0 80 _cs = 0;
king33jp 0:de7db46990d0 81 _spi.write(0x70); // RW=0,ID=0,RS=0(Index Register write)
king33jp 0:de7db46990d0 82 data = (reg>>8)&0x00ff;
king33jp 0:de7db46990d0 83 _spi.write( data );
king33jp 0:de7db46990d0 84 data = (reg )&0x00ff;
king33jp 0:de7db46990d0 85 _spi.write( data );
king33jp 0:de7db46990d0 86 _cs = 1;
king33jp 1:a3651128e297 87 wait_us(1); // cs=high Time has not been defined.
king33jp 0:de7db46990d0 88 _cs = 0;
king33jp 0:de7db46990d0 89 _spi.write(0x72); // RW=0,ID=0,RS=1(data write)
king33jp 0:de7db46990d0 90 data = (dat>>8)&0x00ff;
king33jp 0:de7db46990d0 91 _spi.write( data );
king33jp 0:de7db46990d0 92 data = (dat )&0x00ff;
king33jp 0:de7db46990d0 93 _spi.write( data );
king33jp 0:de7db46990d0 94 _cs = 1;
king33jp 0:de7db46990d0 95 }
king33jp 0:de7db46990d0 96 void S6D0151_TFT::reg0(unsigned short reg){
king33jp 0:de7db46990d0 97 int data;
king33jp 0:de7db46990d0 98 _cs = 0;
king33jp 0:de7db46990d0 99 _spi.write(0x70); // RW=0,ID=0,RS=0(Index Register write)
king33jp 0:de7db46990d0 100 data = (reg>>8)&0x00ff;
king33jp 0:de7db46990d0 101 _spi.write( data );
king33jp 0:de7db46990d0 102 data = (reg )&0x00ff;
king33jp 0:de7db46990d0 103 _spi.write( data );
king33jp 0:de7db46990d0 104 _cs = 1;
king33jp 0:de7db46990d0 105 }
king33jp 0:de7db46990d0 106
king33jp 0:de7db46990d0 107 void S6D0151_TFT::tft_reset() {
king33jp 0:de7db46990d0 108 // init SPI
king33jp 0:de7db46990d0 109 _spi.format(8,3); // 8 bit spi mode 3
king33jp 1:a3651128e297 110 _spi.frequency(6000000); // 6Mhz SPI clock ... 10Mhz is maximum for display
king33jp 0:de7db46990d0 111
king33jp 0:de7db46990d0 112 _cs = 0;
king33jp 1:a3651128e297 113 _reset = 1;
king33jp 0:de7db46990d0 114 wait_ms(500);
king33jp 0:de7db46990d0 115 _reset = 0; // reset
king33jp 0:de7db46990d0 116 wait_ms(500);
king33jp 1:a3651128e297 117 _reset = 1;
king33jp 0:de7db46990d0 118 wait_ms(500);
king33jp 0:de7db46990d0 119
king33jp 0:de7db46990d0 120 /* Start Initial Sequence ----------------------------------------------------*/
king33jp 1:a3651128e297 121 /* follow code is aitendo demo-code...........................................*/
king33jp 1:a3651128e297 122 /* I have changed the part in the demo code to reference----------------------*/
king33jp 0:de7db46990d0 123 regwr(0x0007,0x0020); //DISPLAY CONTROL (R07h)
king33jp 0:de7db46990d0 124 // X X X PT1 PT0 X X SPT X X GON DTE CL REV D1 D0
king33jp 0:de7db46990d0 125 //PT[1:0]=00 V63/V0 Normal Drive
king33jp 0:de7db46990d0 126 //SPT=0 Split Screen Driving Function is Not performed
king33jp 0:de7db46990d0 127 //GON=1,DTE=0 Normal operation
king33jp 0:de7db46990d0 128 //CL=0 262,144 colors / 65,536 colors
king33jp 0:de7db46990d0 129 //REV=0 Displays all character and graphics display sections with Normal
king33jp 0:de7db46990d0 130 //D[1:0]=00 the internal display operation halts and the display is off.
king33jp 0:de7db46990d0 131
king33jp 0:de7db46990d0 132 regwr(0x00b6,0x013f); //Module Vendor (RB6h)
king33jp 0:de7db46990d0 133 // TEST_IN4 TEST_IN3 X X X X PSMD1(0) PSM D0(1) X X 1 1 1 1 1 1
king33jp 0:de7db46990d0 134 //TEST_IN4,TEST_IN3 User can know the Module Vendor through this register is accessed.
king33jp 0:de7db46990d0 135 //PSMD[1:0]=01 5680*(1/fosc) Select the power on time delay of step-up circuit.
king33jp 0:de7db46990d0 136
king33jp 0:de7db46990d0 137 regwr(0x00b4,0x0010); //MTP CONTROL (RB4h)
king33jp 0:de7db46990d0 138 // X X X MTP_SEL X X X MTP_INIT X X X MTP_WRB X X X MTP_LOAD
king33jp 0:de7db46990d0 139 //MTP_SEL=0 VCOMH Control Data is VCM Register
king33jp 0:de7db46990d0 140 //MTP_INIT=0
king33jp 0:de7db46990d0 141 //MTP_WRB=1 Cannot write MTP data
king33jp 0:de7db46990d0 142 //MTP_LOAD=0
king33jp 0:de7db46990d0 143
king33jp 0:de7db46990d0 144 regwr(0x0012,0x00b2); //POWER CONTROL 2 (R12h)
king33jp 0:de7db46990d0 145 // X X X X X X X X SVC3 SVC2 SVC1 SVC0 X 0 VRH5 VRH4
king33jp 0:de7db46990d0 146 //SVC Adjust reference voltage of AVDD, VGH, VGL and VCL
king33jp 0:de7db46990d0 147 // SVC[3:0]=1011 VCI1=2.76V
king33jp 0:de7db46990d0 148
king33jp 0:de7db46990d0 149 regwr(0x0013,0x080e); //POWER CONTROL 3 (R13h)
king33jp 0:de7db46990d0 150 // X X X X VCMR X X X X X X PON VRH3 VRH2 VRH1 VRH0
king33jp 0:de7db46990d0 151 //PON=0 The operational amplifier is stop.
king33jp 0:de7db46990d0 152 //VCMR=1 VCOMH voltage=Internal electronic volume
king33jp 0:de7db46990d0 153 //VRH[5:0]=1e=011110 VCIR_EXIN X 2.250 = 4.50V
king33jp 0:de7db46990d0 154
king33jp 0:de7db46990d0 155 regwr(0x0014,0x5bca); //POWER CONTROL 4 (R14h)
king33jp 0:de7db46990d0 156 // X VDV6 VDV5 VDV4 VDV3 VDV2 VDV1 VDV0 VCOMG VCM6 VCM5 VCM4 VCM3 VCM2 VCM1 VCM0
king33jp 0:de7db46990d0 157 //VDV Set the alternating amplitudes of Vcom at the Vcom alternating drive.
king33jp 0:de7db46990d0 158 // VDV[6:0]=5b=1011011 GVDD x 0.984
king33jp 0:de7db46990d0 159 //VCOMG=1 VcomL voltage can output to negative voltage.
king33jp 0:de7db46990d0 160 //Set the VcomH voltage (a high-level voltage at the Vcom alternating drive).
king33jp 0:de7db46990d0 161 // VCM[6:0]=1001010 GVDD x 0.8085
king33jp 0:de7db46990d0 162
king33jp 0:de7db46990d0 163 regwr(0x0061,0x0018); //OSCILLATOR CONTROL (R61h)
king33jp 0:de7db46990d0 164 // X X X X X X X X X X X RADJ4 RADJ3 RADJ2 RADJ1 RADJ0
king33jp 0:de7db46990d0 165 //RADJ[4:0]=11000 Oscillation Speed=x 1.000 Default
king33jp 0:de7db46990d0 166
king33jp 0:de7db46990d0 167 regwr(0x0010,0x190c); //POWER CONTROL 1 (R10h)
king33jp 0:de7db46990d0 168 // DSTB X SAP2 SAP1 SAP0 BT2 BT1 BT0 DC2 DC1 DC0 AP2 AP1 AP0 SLP STB
king33jp 0:de7db46990d0 169 //DSTB=0 Noraml
king33jp 0:de7db46990d0 170 //Adjust the slew-rate of the operational amplifier for the source driver.
king33jp 0:de7db46990d0 171 // SAP[2:0]=011 Medium Medium
king33jp 0:de7db46990d0 172 //BT[2:0]=001 VGH=AVDDx3 VGL=-(AVDDx2) VGH = Vci1 X six times
king33jp 0:de7db46990d0 173 //DC[2:0]=000 AVDD,VCL=DCCLK/1 VGH,VGL=DCCLK/2
king33jp 0:de7db46990d0 174 //AP[2:0]=011 Amount of Current in Operational Amplifier=Medium
king33jp 0:de7db46990d0 175 //SLP=0 setting Sleep. Normal mode
king33jp 0:de7db46990d0 176 //STB=0 setting standby. normal mode
king33jp 0:de7db46990d0 177 wait_ms(80);
king33jp 0:de7db46990d0 178
king33jp 0:de7db46990d0 179 regwr(0x0013,0x081e); //POWER CONTROL 3 (R13h)
king33jp 0:de7db46990d0 180 // X X X X VCMR X X X X X X PON VRH3 VRH2 VRH1 VRH0
king33jp 0:de7db46990d0 181 //PON=1 The operational amplifier is Start.
king33jp 0:de7db46990d0 182 //VCMR=1 VCOMH voltage=Internal electronic volume
king33jp 0:de7db46990d0 183 //VRH[5:0]=1e=011110 VCIR_EXIN X 2.250 = 4.50V
king33jp 0:de7db46990d0 184 wait_ms(20);
king33jp 0:de7db46990d0 185
king33jp 4:648a364412e4 186 // regwr(0x0001,0x0014); //DRIVER OUTPUT CONTROL (R01h)
king33jp 0:de7db46990d0 187 regwr(0x0001,0x0014); //DRIVER OUTPUT CONTROL (R01h)
king33jp 0:de7db46990d0 188 // X X X DPL EPL SM GS SS X X X NL4 NL3 NL2 NL1 NL0
king33jp 1:a3651128e297 189 // demo code was 0x0114,SS bit=1 is reverse horizontal.
king33jp 0:de7db46990d0 190 //DPL=0,EPL=0
king33jp 0:de7db46990d0 191 //SM=0 even/odd division is selected
king33jp 0:de7db46990d0 192 //GS=0 G1 is output first and G160 is finally output.
king33jp 0:de7db46990d0 193 //SS=1 Select the direction of the source driver channel in pixel unit.
king33jp 0:de7db46990d0 194 //NL[4:0]=10100 Drive Duty=384 X 160 dots 160 G1 to G160
king33jp 0:de7db46990d0 195
king33jp 0:de7db46990d0 196 regwr(0x0002,0x0100); //LCD INVERSION CONTROL (R02h)
king33jp 0:de7db46990d0 197 // X X X X X X FL1 FL0 X X X FLD X X X X
king33jp 0:de7db46990d0 198 //FL[1:0]=01 FLD=0 Line Inversion-1 field interlace
king33jp 0:de7db46990d0 199
king33jp 0:de7db46990d0 200 regwr(0x0003,0x0030); //ENTRY MODE (R03h)
king33jp 0:de7db46990d0 201 // X X X BGR X X MDT1 MDT0 X X ID1 ID0 AM X X X
king33jp 0:de7db46990d0 202 //BGR=0 assigned to {R, G, B}.When 18-bit data is written to GRAM through DB bus
king33jp 0:de7db46990d0 203 //MDT[1:0]=00 260k color data is transferred by 3or2-times(setting for IM) Data Transfer.
king33jp 0:de7db46990d0 204 // When user wants to transfer 260k color data on 8/16-bit parallel bus
king33jp 0:de7db46990d0 205 //ID[1:0]=11 When ID[1], ID[0] = 1, the address counter (AC) is automatically increased by 1 after the data is written to the GRAM
king33jp 0:de7db46990d0 206 //AM=0 the data is continuously written in horizontally.
king33jp 0:de7db46990d0 207
king33jp 0:de7db46990d0 208 regwr(0x0008,0x0202); //BLANK PERIOD CONTROL 1 (R08h)
king33jp 0:de7db46990d0 209 // X X X X FP3 FP2 FP1 FP0 X X X X BP3 BP2 BP1 BP0
king33jp 0:de7db46990d0 210 //FP[3:0]=0010
king33jp 0:de7db46990d0 211 //BP[3:0]=0010
king33jp 0:de7db46990d0 212 //Number of Raster Periods In Front (Back) Porch Default=2;
king33jp 0:de7db46990d0 213
king33jp 0:de7db46990d0 214 regwr(0x000b,0x0000); //FRAME CYCLE CONTROL (R0Bh)
king33jp 0:de7db46990d0 215 // X X X X X X DIV1 DIV0 X X X X RTN3 RTN2 RTN1 RTN0
king33jp 0:de7db46990d0 216 //DIV[1:0]=00 Division Ratio=1 Internal operation clock frequency=fosc/1
king33jp 0:de7db46990d0 217 //RTN[3:0]=Clock Cycles per horizontal Line= 16 (INCLKs)
king33jp 0:de7db46990d0 218
king33jp 0:de7db46990d0 219 regwr(0x000c,0x0000); //EXTERNAL DISPLAY INTERFACE CONTROL (R0Ch)
king33jp 0:de7db46990d0 220 // X X X X X X X RM X X DM1 DM0 X X RIM1 RIM0
king33jp 0:de7db46990d0 221 //RM=0 GRAM Access Interface=System interface
king33jp 0:de7db46990d0 222 //DM[1:0]=00 Display operation mode = Internal clock operation
king33jp 0:de7db46990d0 223
king33jp 0:de7db46990d0 224 regwr(0x0061,0x0018); //OSCILLATOR CONTROL (R61h)
king33jp 0:de7db46990d0 225 // X X X X X X X X X X X RADJ4 RADJ3 RADJ2 RADJ1 RADJ0
king33jp 0:de7db46990d0 226 //RADJ[4:0]=11000 Oscillation Speed=x 1.000 Default
king33jp 0:de7db46990d0 227
king33jp 0:de7db46990d0 228 regwr(0x0069,0x0000); //DC/DC CONVERT LOW POWER MODE SETTING (R69h)
king33jp 0:de7db46990d0 229 // 0 0 0 0 0 0 0 0 0 0 0 NLDC3 NLDC2 NLDC1 NLDC0 NLPM
king33jp 0:de7db46990d0 230 //NLPM=0 Normal operation mode
king33jp 0:de7db46990d0 231 //NLDC[1:0]=00 DCCLK/1
king33jp 0:de7db46990d0 232 //NLDC[3:2]=00 DCCLK/2
king33jp 0:de7db46990d0 233
king33jp 0:de7db46990d0 234 regwr(0x0070,0x0000); //SOURCE DRIVER PRE-DRIVING PERIOD SETTING (R70h)
king33jp 0:de7db46990d0 235 // X X X X X X X X SDT1 SDT0 X X X X EQ1 EQ0
king33jp 0:de7db46990d0 236 //STD[1:0]=00 Source Output Delay Control=1 DISP_CK
king33jp 0:de7db46990d0 237 //EQ=00 No Equalization Control
king33jp 0:de7db46990d0 238 regwr(0x0071,0x0000); //GATE OUTPUT PERIOD CONTROL (R71h)
king33jp 0:de7db46990d0 239 // X X X X GNO1 GNO0 X X X X X X X X X X
king33jp 0:de7db46990d0 240 //GN)=00 Non-Overlap Period Control =2 DISP_CKs
king33jp 0:de7db46990d0 241
king33jp 0:de7db46990d0 242 regwr(0x0011,0x0000); //GAMMA CONTROL 1 (R11h)
king33jp 0:de7db46990d0 243 // VR1C X X VRN14 VRN13 VRN12 VRN11 VRN10 X X X VRP14 VRP13 VRP12 VRP11 VRP10
king33jp 0:de7db46990d0 244 //VR1C=0 Control step of amplitude positive and negative of 64-grayscale.
king33jp 0:de7db46990d0 245 //VRP1[4:0]=00000 Control amplitude positive polarity of 64-grayscale.
king33jp 0:de7db46990d0 246 //VRN1[4:0]=00000 Control amplitude negative polarity of 64-grayscale.
king33jp 0:de7db46990d0 247
king33jp 0:de7db46990d0 248 /* Gamma settings -----------------------------------------------------------*/
king33jp 0:de7db46990d0 249 ///////r CONTROL
king33jp 0:de7db46990d0 250 regwr(0x0030,0x0303); //GAMMA CONTROL 2 (R30h to R37h)
king33jp 0:de7db46990d0 251 regwr(0x0031,0x0303); //GAMMA CONTROL 2 (R30h to R37h)
king33jp 0:de7db46990d0 252 regwr(0x0032,0x0303); //GAMMA CONTROL 2 (R30h to R37h)
king33jp 0:de7db46990d0 253 regwr(0x0033,0x0000); //GAMMA CONTROL 2 (R30h to R37h)
king33jp 0:de7db46990d0 254 regwr(0x0034,0x0404); //GAMMA CONTROL 2 (R30h to R37h)
king33jp 0:de7db46990d0 255 regwr(0x0035,0x0404); //GAMMA CONTROL 2 (R30h to R37h)
king33jp 0:de7db46990d0 256 regwr(0x0036,0x0404); //GAMMA CONTROL 2 (R30h to R37h)
king33jp 0:de7db46990d0 257 regwr(0x0037,0x0000); //GAMMA CONTROL 2 (R30h to R37h)
king33jp 0:de7db46990d0 258 regwr(0x0038,0x0707); //GAMMA CONTROL 2 (R38h)
king33jp 0:de7db46990d0 259 ///////Coordinatioontrol setting
king33jp 0:de7db46990d0 260 regwr(0x0040,0x0000); // GATE SCAN POSITION (R40h)
king33jp 0:de7db46990d0 261 // 1 X X X X X X X X X X X SCN4 SCN3 SCN2 SCN1 SCN0
king33jp 0:de7db46990d0 262 //Set the scanning starting position of the gate driver.
king33jp 0:de7db46990d0 263
king33jp 0:de7db46990d0 264 regwr(0x0042,0x9f00); //1st SCREEN DRIVING POSITION (R42h)
king33jp 0:de7db46990d0 265 // SE17 SE16 SE15 SE14 SE13 SE12 SE11 SE10 SS17 SS16 SS15 SS14 SS13 SS12 SS11 SS10
king33jp 0:de7db46990d0 266
king33jp 0:de7db46990d0 267 regwr(0x0043,0x0000); //2nd SCREEN DRIVING POSITION (R43h)
king33jp 0:de7db46990d0 268 // SE27 SE26 SE25 SE24 SE23 SE22 SE21 SE20 SS27 SS26 SS25 SS24 SS23 SS22 SS21 SS20
king33jp 0:de7db46990d0 269 regwr(0x0044,0x7f00); //HORIZONTAL RAM ADDRESS POSITION (R44h)
king33jp 0:de7db46990d0 270
king33jp 0:de7db46990d0 271 regwr(0x0045,0x9f00); //VERTICAL RAM ADDRESS POSITION (R45h)
king33jp 0:de7db46990d0 272
king33jp 0:de7db46990d0 273 regwr(0x0069,0x0000); //DC/DC CONVERT LOW POWER MODE SETTING (R69h)
king33jp 0:de7db46990d0 274 // 0 0 0 0 0 0 0 0 0 0 0 NLDC3 NLDC2 NLDC1 NLDC0 NLPM
king33jp 0:de7db46990d0 275 //NLPM=0 Normal operation mode
king33jp 0:de7db46990d0 276 //NLDC[1:0]=00 DCCLK/1
king33jp 0:de7db46990d0 277 //NLDC[3:2]=00 DCCLK/2
king33jp 0:de7db46990d0 278
king33jp 0:de7db46990d0 279 regwr(0x0070,0x0000); //SOURCE DRIVER PRE-DRIVING PERIOD SETTING (R70h)
king33jp 0:de7db46990d0 280 // X X X X X X X X SDT1 SDT0 X X X X EQ1 EQ0
king33jp 0:de7db46990d0 281 //STD[1:0]=00 Source Output Delay Control=1 DISP_CK
king33jp 0:de7db46990d0 282 //EQ=00 No Equalization Control
king33jp 0:de7db46990d0 283
king33jp 0:de7db46990d0 284 regwr(0x0071,0x0000); //GATE OUTPUT PERIOD CONTROL (R71h)
king33jp 0:de7db46990d0 285 // X X X X GNO1 GNO0 X X X X X X X X X X
king33jp 0:de7db46990d0 286 //GNO=00 Non-Overlap Period Control =2 DISP_CKs
king33jp 0:de7db46990d0 287
king33jp 0:de7db46990d0 288 regwr(0x0073,0x0000); //TEST_KEY (R73h)
king33jp 0:de7db46990d0 289 // X X X X X X X X TEST_KEY[7:0]
king33jp 0:de7db46990d0 290 //When you want to update MTP data, “A5” should be written to this register.
king33jp 0:de7db46990d0 291
king33jp 0:de7db46990d0 292 regwr(0x00B3,0x0000); //PUMPING CLOCK SOURCE SELECTION (RB3h)
king33jp 0:de7db46990d0 293 // X 0 0 0 X 0 1 0 X X X DCR_EX X X X 1
king33jp 0:de7db46990d0 294 //Select the source of pumping clock.
king33jp 0:de7db46990d0 295 //In RGB mode, DCR_EX should be set before power setting.
king33jp 0:de7db46990d0 296
king33jp 0:de7db46990d0 297 regwr(0x00BD,0x0000); //MTP DATA READ (RBDh)
king33jp 0:de7db46990d0 298 // X X X X X X X DISEN X MTP_DOUT[6:0]
king33jp 0:de7db46990d0 299 //DISEN=0 Standby mode discharge circuit operation stop.
king33jp 0:de7db46990d0 300 //MTP_DOUT MTP data read using MTP_READ register.
king33jp 0:de7db46990d0 301
king33jp 0:de7db46990d0 302 regwr(0x00BE,0x0000); //INTERFACE MODE SELECTION (RBEh)
king33jp 0:de7db46990d0 303 // X X X X X X X X X X X IM_SEL IM_3 X X FLM_MSK
king33jp 0:de7db46990d0 304 //IM_SEL register selects interface mode.
king33jp 0:de7db46990d0 305 //IM_SEL=0 is IM[3:0] setting
king33jp 0:de7db46990d0 306
king33jp 0:de7db46990d0 307 regwr(0x0021,0x0000); //GRAM ADDRESS SET (R21h)
king33jp 0:de7db46990d0 308 // AD15 AD14 AD13 AD12 AD11 AD10 AD9 AD8 AD7 AD6 AD5 AD4 AD3 AD2 AD1 AD0
king33jp 0:de7db46990d0 309 // You can write initial GRAM address into internal Address Counter (AC).
king33jp 0:de7db46990d0 310
king33jp 0:de7db46990d0 311 reg0(0x0022); //WRITE DATA TO GRAM (R22h)
king33jp 0:de7db46990d0 312 // RAM write data (WD17 ~ WB0). Interface mode controls the width of WD
king33jp 0:de7db46990d0 313 // Data on DB bus is expanded to 18-bits before being written to GRAM and the data determines grayscale level of S6D0151’s source output.
king33jp 0:de7db46990d0 314 wait_ms(20);
king33jp 0:de7db46990d0 315
king33jp 0:de7db46990d0 316 regwr(0x0007,0x0020); //DISPLAY CONTROL (R07h)
king33jp 0:de7db46990d0 317 // X X X PT1 PT0 X X SPT X X GON DTE CL REV D1 D0
king33jp 0:de7db46990d0 318 //PT[1:0]=00 V63/V0 Normal Drive
king33jp 0:de7db46990d0 319 //SPT=0 Split Screen Driving Function is Not performed
king33jp 0:de7db46990d0 320 //GON=1,DTE=0 Normal operation
king33jp 0:de7db46990d0 321 //CL=0 262,144 colors / 65,536 colors
king33jp 0:de7db46990d0 322 //REV=0 Displays all character and graphics display sections with Normal
king33jp 0:de7db46990d0 323 //D[1:0]=00 the internal display operation halts and the display is off.
king33jp 0:de7db46990d0 324 wait_ms(5);
king33jp 0:de7db46990d0 325
king33jp 0:de7db46990d0 326 regwr(0x0007,0x0021); //DISPLAY CONTROL (R07h)
king33jp 0:de7db46990d0 327 // X X X PT1 PT0 X X SPT X X GON DTE CL REV D1 D0
king33jp 0:de7db46990d0 328 //D[1:0]=01 the internal display operation halts and the display is off.
king33jp 0:de7db46990d0 329
king33jp 0:de7db46990d0 330 regwr(0x0007,0x0027); //DISPLAY CONTROL (R07h)
king33jp 0:de7db46990d0 331 // X X X PT1 PT0 X X SPT X X GON DTE CL REV D1 D0
king33jp 0:de7db46990d0 332 //REV=1 Displays all character and graphics display sections with Reverse
king33jp 0:de7db46990d0 333 //D[1:0]=11 the internal display operation halts and the display is off.
king33jp 0:de7db46990d0 334
king33jp 0:de7db46990d0 335 wait_ms(50);
king33jp 0:de7db46990d0 336 regwr(0x0007,0x0037); //DISPLAY CONTROL (R07h)
king33jp 0:de7db46990d0 337 // X X X PT1 PT0 X X SPT X X GON DTE CL REV D1 D0
king33jp 0:de7db46990d0 338 //GON=1,DTE=1 VGH/VGL Normal operation
king33jp 1:a3651128e297 339 //Rev bit mean Color reverse.
king33jp 0:de7db46990d0 340 //REV=1 Displays all character and graphics display sections with Reverse
king33jp 0:de7db46990d0 341 //D[1:0]=11 Display is RAM data
king33jp 0:de7db46990d0 342
king33jp 1:a3651128e297 343 /*　Up to here, demo code reference partsas ------------------------------*/
king33jp 1:a3651128e297 344
king33jp 0:de7db46990d0 345 WindowMax ();
king33jp 0:de7db46990d0 346 }
king33jp 0:de7db46990d0 347
king33jp 0:de7db46990d0 348
king33jp 0:de7db46990d0 349 void S6D0151_TFT::pixel(int x, int y, int color) {
king33jp 0:de7db46990d0 350 if ((x >= width()) || (y >= height())) return;
king33jp 0:de7db46990d0 351
king33jp 0:de7db46990d0 352 window(x,y,1,1);
king33jp 0:de7db46990d0 353
king33jp 0:de7db46990d0 354 wr_dat_start();
king33jp 0:de7db46990d0 355 _spi.write(color >> 8);
king33jp 0:de7db46990d0 356 _spi.write(color & 0xFF);
king33jp 0:de7db46990d0 357 wr_dat_stop();
king33jp 0:de7db46990d0 358
king33jp 0:de7db46990d0 359 }
king33jp 0:de7db46990d0 360
king33jp 0:de7db46990d0 361 void S6D0151_TFT::window (unsigned int x, unsigned int y, unsigned int w, unsigned int h) {
king33jp 0:de7db46990d0 362 unsigned int hea,hsa,vea,vsa,dd;
king33jp 0:de7db46990d0 363 hea=x+w-1;
king33jp 0:de7db46990d0 364 hsa=x;
king33jp 0:de7db46990d0 365 vea=y+h-1;
king33jp 0:de7db46990d0 366 vsa=y;
king33jp 0:de7db46990d0 367
king33jp 0:de7db46990d0 368 dd=((hea&0xff)<<8)|(hsa&0xff);
king33jp 0:de7db46990d0 369 regwr(0x0044, dd ); //HORIZONTAL RAM ADDRESS POSITION (R44h)
king33jp 0:de7db46990d0 370 dd=((vea&0xff)<<8)|(vsa&0xff);
king33jp 0:de7db46990d0 371 regwr(0x0045, dd ); //VERTICAL RAM ADDRESS POSITION (R45h)
king33jp 0:de7db46990d0 372
king33jp 1:a3651128e297 373 // set_start_address(hea,vea);
king33jp 1:a3651128e297 374 set_start_address(hsa,vsa);
king33jp 0:de7db46990d0 375 reg0(0x0022); //Write data to GRAM
king33jp 0:de7db46990d0 376 }
king33jp 0:de7db46990d0 377
king33jp 0:de7db46990d0 378
king33jp 0:de7db46990d0 379 void S6D0151_TFT::WindowMax (void) {
king33jp 0:de7db46990d0 380 window (0, 0, width(), height());
king33jp 0:de7db46990d0 381 }
king33jp 0:de7db46990d0 382
king33jp 0:de7db46990d0 383
king33jp 0:de7db46990d0 384 void S6D0151_TFT::cls (void) {
king33jp 0:de7db46990d0 385 unsigned int i;
king33jp 0:de7db46990d0 386 WindowMax();
king33jp 0:de7db46990d0 387
king33jp 0:de7db46990d0 388 wr_dat_start();
king33jp 0:de7db46990d0 389 for (i = 0; i < ( (width()+1) * (height()+3)); i++) {
king33jp 0:de7db46990d0 390 _spi.write(_background >> 8);
king33jp 0:de7db46990d0 391 _spi.write(_background & 0xFF);
king33jp 0:de7db46990d0 392 }
king33jp 0:de7db46990d0 393 wr_dat_stop();
king33jp 0:de7db46990d0 394 }
king33jp 0:de7db46990d0 395
king33jp 0:de7db46990d0 396
king33jp 0:de7db46990d0 397 void S6D0151_TFT::circle(int x0, int y0, int r, int color) {
king33jp 0:de7db46990d0 398
king33jp 0:de7db46990d0 399 int draw_x0, draw_y0;
king33jp 0:de7db46990d0 400 int draw_x1, draw_y1;
king33jp 0:de7db46990d0 401 int draw_x2, draw_y2;
king33jp 0:de7db46990d0 402 int draw_x3, draw_y3;
king33jp 0:de7db46990d0 403 int draw_x4, draw_y4;
king33jp 0:de7db46990d0 404 int draw_x5, draw_y5;
king33jp 0:de7db46990d0 405 int draw_x6, draw_y6;
king33jp 0:de7db46990d0 406 int draw_x7, draw_y7;
king33jp 0:de7db46990d0 407 int xx, yy;
king33jp 0:de7db46990d0 408 int di;
king33jp 0:de7db46990d0 409 WindowMax();
king33jp 0:de7db46990d0 410 if (r == 0) { /* no radius */
king33jp 0:de7db46990d0 411 return;
king33jp 0:de7db46990d0 412 }
king33jp 0:de7db46990d0 413
king33jp 0:de7db46990d0 414 draw_x0 = draw_x1 = x0;
king33jp 0:de7db46990d0 415 draw_y0 = draw_y1 = y0 + r;
king33jp 0:de7db46990d0 416 if (draw_y0 < height()) {
king33jp 0:de7db46990d0 417 pixel(draw_x0, draw_y0, color); /* 90 degree */
king33jp 0:de7db46990d0 418 }
king33jp 0:de7db46990d0 419
king33jp 0:de7db46990d0 420 draw_x2 = draw_x3 = x0;
king33jp 0:de7db46990d0 421 draw_y2 = draw_y3 = y0 - r;
king33jp 0:de7db46990d0 422 if (draw_y2 >= 0) {
king33jp 0:de7db46990d0 423 pixel(draw_x2, draw_y2, color); /* 270 degree */
king33jp 0:de7db46990d0 424 }
king33jp 0:de7db46990d0 425
king33jp 0:de7db46990d0 426 draw_x4 = draw_x6 = x0 + r;
king33jp 0:de7db46990d0 427 draw_y4 = draw_y6 = y0;
king33jp 0:de7db46990d0 428 if (draw_x4 < width()) {
king33jp 0:de7db46990d0 429 pixel(draw_x4, draw_y4, color); /* 0 degree */
king33jp 0:de7db46990d0 430 }
king33jp 0:de7db46990d0 431
king33jp 0:de7db46990d0 432 draw_x5 = draw_x7 = x0 - r;
king33jp 0:de7db46990d0 433 draw_y5 = draw_y7 = y0;
king33jp 0:de7db46990d0 434 if (draw_x5>=0) {
king33jp 0:de7db46990d0 435 pixel(draw_x5, draw_y5, color); /* 180 degree */
king33jp 0:de7db46990d0 436 }
king33jp 0:de7db46990d0 437
king33jp 0:de7db46990d0 438 if (r == 1) {
king33jp 0:de7db46990d0 439 return;
king33jp 0:de7db46990d0 440 }
king33jp 0:de7db46990d0 441
king33jp 0:de7db46990d0 442 di = 3 - 2*r;
king33jp 0:de7db46990d0 443 xx = 0;
king33jp 0:de7db46990d0 444 yy = r;
king33jp 0:de7db46990d0 445 while (xx < yy) {
king33jp 0:de7db46990d0 446
king33jp 0:de7db46990d0 447 if (di < 0) {
king33jp 0:de7db46990d0 448 di += 4*xx + 6;
king33jp 0:de7db46990d0 449 } else {
king33jp 0:de7db46990d0 450 di += 4*(xx - yy) + 10;
king33jp 0:de7db46990d0 451 yy--;
king33jp 0:de7db46990d0 452 draw_y0--;
king33jp 0:de7db46990d0 453 draw_y1--;
king33jp 0:de7db46990d0 454 draw_y2++;
king33jp 0:de7db46990d0 455 draw_y3++;
king33jp 0:de7db46990d0 456 draw_x4--;
king33jp 0:de7db46990d0 457 draw_x5++;
king33jp 0:de7db46990d0 458 draw_x6--;
king33jp 0:de7db46990d0 459 draw_x7++;
king33jp 0:de7db46990d0 460 }
king33jp 0:de7db46990d0 461 xx++;
king33jp 0:de7db46990d0 462 draw_x0++;
king33jp 0:de7db46990d0 463 draw_x1--;
king33jp 0:de7db46990d0 464 draw_x2++;
king33jp 0:de7db46990d0 465 draw_x3--;
king33jp 0:de7db46990d0 466 draw_y4++;
king33jp 0:de7db46990d0 467 draw_y5++;
king33jp 0:de7db46990d0 468 draw_y6--;
king33jp 0:de7db46990d0 469 draw_y7--;
king33jp 0:de7db46990d0 470
king33jp 0:de7db46990d0 471 if ( (draw_x0 <= width()) && (draw_y0>=0) ) {
king33jp 0:de7db46990d0 472 pixel(draw_x0, draw_y0, color);
king33jp 0:de7db46990d0 473 }
king33jp 0:de7db46990d0 474
king33jp 0:de7db46990d0 475 if ( (draw_x1 >= 0) && (draw_y1 >= 0) ) {
king33jp 0:de7db46990d0 476 pixel(draw_x1, draw_y1, color);
king33jp 0:de7db46990d0 477 }
king33jp 0:de7db46990d0 478
king33jp 0:de7db46990d0 479 if ( (draw_x2 <= width()) && (draw_y2 <= height()) ) {
king33jp 0:de7db46990d0 480 pixel(draw_x2, draw_y2, color);
king33jp 0:de7db46990d0 481 }
king33jp 0:de7db46990d0 482
king33jp 0:de7db46990d0 483 if ( (draw_x3 >=0 ) && (draw_y3 <= height()) ) {
king33jp 0:de7db46990d0 484 pixel(draw_x3, draw_y3, color);
king33jp 0:de7db46990d0 485 }
king33jp 0:de7db46990d0 486
king33jp 0:de7db46990d0 487 if ( (draw_x4 <= width()) && (draw_y4 >= 0) ) {
king33jp 0:de7db46990d0 488 pixel(draw_x4, draw_y4, color);
king33jp 0:de7db46990d0 489 }
king33jp 0:de7db46990d0 490
king33jp 0:de7db46990d0 491 if ( (draw_x5 >= 0) && (draw_y5 >= 0) ) {
king33jp 0:de7db46990d0 492 pixel(draw_x5, draw_y5, color);
king33jp 0:de7db46990d0 493 }
king33jp 0:de7db46990d0 494 if ( (draw_x6 <=width()) && (draw_y6 <= height()) ) {
king33jp 0:de7db46990d0 495 pixel(draw_x6, draw_y6, color);
king33jp 0:de7db46990d0 496 }
king33jp 0:de7db46990d0 497 if ( (draw_x7 >= 0) && (draw_y7 <= height()) ) {
king33jp 0:de7db46990d0 498 pixel(draw_x7, draw_y7, color);
king33jp 0:de7db46990d0 499 }
king33jp 0:de7db46990d0 500 }
king33jp 0:de7db46990d0 501 return;
king33jp 0:de7db46990d0 502 }
king33jp 0:de7db46990d0 503
king33jp 0:de7db46990d0 504 void S6D0151_TFT::fillcircle(int x, int y, int r, int color) {
king33jp 0:de7db46990d0 505 int i;
king33jp 0:de7db46990d0 506 for (i = 0; i <= r; i++)
king33jp 0:de7db46990d0 507 circle(x,y,i,color);
king33jp 0:de7db46990d0 508 }
king33jp 0:de7db46990d0 509
king33jp 0:de7db46990d0 510 void S6D0151_TFT::fillcircle2(int x0, int y0, int r, int color){
king33jp 0:de7db46990d0 511 int x = -r, y = 0, err = 2-2*r, e2;
king33jp 0:de7db46990d0 512 do {
king33jp 0:de7db46990d0 513 vline(x0-x, y0-y, y0+y, color);
king33jp 0:de7db46990d0 514 vline(x0+x, y0-y, y0+y, color);
king33jp 0:de7db46990d0 515 e2 = err;
king33jp 0:de7db46990d0 516 if (e2 <= y) {
king33jp 0:de7db46990d0 517 err += ++y*2+1;
king33jp 0:de7db46990d0 518 if (-x == y && e2 <= x) e2 = 0;
king33jp 0:de7db46990d0 519 }
king33jp 0:de7db46990d0 520 if (e2 > x) err += ++x*2+1;
king33jp 0:de7db46990d0 521 } while (x <= 0);
king33jp 0:de7db46990d0 522 }
king33jp 0:de7db46990d0 523
king33jp 0:de7db46990d0 524 void S6D0151_TFT::hline(int x0, int x1, int y, int color) {
king33jp 0:de7db46990d0 525 int w;
king33jp 0:de7db46990d0 526 w = x1 - x0 + 1;
king33jp 0:de7db46990d0 527 window(x0,y,w,1);
king33jp 0:de7db46990d0 528 wr_dat_start();
king33jp 0:de7db46990d0 529 for (int x=0; x<w; x++) {
king33jp 0:de7db46990d0 530 _spi.write(color >> 8);
king33jp 0:de7db46990d0 531 _spi.write(color);
king33jp 0:de7db46990d0 532 }
king33jp 0:de7db46990d0 533 wr_dat_stop();
king33jp 0:de7db46990d0 534 return;
king33jp 0:de7db46990d0 535 }
king33jp 0:de7db46990d0 536
king33jp 0:de7db46990d0 537
king33jp 0:de7db46990d0 538
king33jp 0:de7db46990d0 539 void S6D0151_TFT::vline(int x, int y0, int y1, int color) {
king33jp 0:de7db46990d0 540 int h;
king33jp 0:de7db46990d0 541 h = y1 - y0 + 1;
king33jp 0:de7db46990d0 542 window(x,y0,1,h);
king33jp 0:de7db46990d0 543 wr_dat_start();
king33jp 0:de7db46990d0 544 for (int y=0; y<h; y++) {
king33jp 0:de7db46990d0 545 _spi.write(color >> 8);
king33jp 0:de7db46990d0 546 _spi.write(color);
king33jp 0:de7db46990d0 547 }
king33jp 0:de7db46990d0 548 wr_dat_stop();
king33jp 0:de7db46990d0 549 return;
king33jp 0:de7db46990d0 550 }
king33jp 0:de7db46990d0 551
king33jp 0:de7db46990d0 552
king33jp 0:de7db46990d0 553
king33jp 0:de7db46990d0 554 void S6D0151_TFT::line(int x0, int y0, int x1, int y1, int color) {
king33jp 0:de7db46990d0 555 WindowMax();
king33jp 0:de7db46990d0 556 int dx = 0, dy = 0;
king33jp 0:de7db46990d0 557 int dx_sym = 0, dy_sym = 0;
king33jp 0:de7db46990d0 558 int dx_x2 = 0, dy_x2 = 0;
king33jp 0:de7db46990d0 559 int di = 0;
king33jp 0:de7db46990d0 560
king33jp 0:de7db46990d0 561 dx = x1-x0;
king33jp 0:de7db46990d0 562 dy = y1-y0;
king33jp 0:de7db46990d0 563
king33jp 0:de7db46990d0 564 if (dx == 0) { /* vertical line */
king33jp 0:de7db46990d0 565 if (y1 > y0) vline(x0,y0,y1,color);
king33jp 0:de7db46990d0 566 else vline(x0,y1,y0,color);
king33jp 0:de7db46990d0 567 return;
king33jp 0:de7db46990d0 568 }
king33jp 0:de7db46990d0 569
king33jp 0:de7db46990d0 570 if (dx > 0) {
king33jp 0:de7db46990d0 571 dx_sym = 1;
king33jp 0:de7db46990d0 572 } else {
king33jp 0:de7db46990d0 573 dx_sym = -1;
king33jp 0:de7db46990d0 574 }
king33jp 0:de7db46990d0 575 if (dy == 0) { /* horizontal line */
king33jp 0:de7db46990d0 576 if (x1 > x0) hline(x0,x1,y0,color);
king33jp 0:de7db46990d0 577 else hline(x1,x0,y0,color);
king33jp 0:de7db46990d0 578 return;
king33jp 0:de7db46990d0 579 }
king33jp 0:de7db46990d0 580
king33jp 0:de7db46990d0 581 if (dy > 0) {
king33jp 0:de7db46990d0 582 dy_sym = 1;
king33jp 0:de7db46990d0 583 } else {
king33jp 0:de7db46990d0 584 dy_sym = -1;
king33jp 0:de7db46990d0 585 }
king33jp 0:de7db46990d0 586
king33jp 0:de7db46990d0 587 dx = dx_sym*dx;
king33jp 0:de7db46990d0 588 dy = dy_sym*dy;
king33jp 0:de7db46990d0 589
king33jp 0:de7db46990d0 590 dx_x2 = dx*2;
king33jp 0:de7db46990d0 591 dy_x2 = dy*2;
king33jp 0:de7db46990d0 592
king33jp 0:de7db46990d0 593 if (dx >= dy) {
king33jp 0:de7db46990d0 594 di = dy_x2 - dx;
king33jp 0:de7db46990d0 595 while (x0 != x1) {
king33jp 0:de7db46990d0 596
king33jp 0:de7db46990d0 597 pixel(x0, y0, color);
king33jp 0:de7db46990d0 598 x0 += dx_sym;
king33jp 0:de7db46990d0 599 if (di<0) {
king33jp 0:de7db46990d0 600 di += dy_x2;
king33jp 0:de7db46990d0 601 } else {
king33jp 0:de7db46990d0 602 di += dy_x2 - dx_x2;
king33jp 0:de7db46990d0 603 y0 += dy_sym;
king33jp 0:de7db46990d0 604 }
king33jp 0:de7db46990d0 605 }
king33jp 0:de7db46990d0 606 pixel(x0, y0, color);
king33jp 0:de7db46990d0 607 } else {
king33jp 0:de7db46990d0 608 di = dx_x2 - dy;
king33jp 0:de7db46990d0 609 while (y0 != y1) {
king33jp 0:de7db46990d0 610 pixel(x0, y0, color);
king33jp 0:de7db46990d0 611 y0 += dy_sym;
king33jp 0:de7db46990d0 612 if (di < 0) {
king33jp 0:de7db46990d0 613 di += dx_x2;
king33jp 0:de7db46990d0 614 } else {
king33jp 0:de7db46990d0 615 di += dx_x2 - dy_x2;
king33jp 0:de7db46990d0 616 x0 += dx_sym;
king33jp 0:de7db46990d0 617 }
king33jp 0:de7db46990d0 618 }
king33jp 0:de7db46990d0 619 pixel(x0, y0, color);
king33jp 0:de7db46990d0 620 }
king33jp 0:de7db46990d0 621 return;
king33jp 0:de7db46990d0 622 }
king33jp 0:de7db46990d0 623
king33jp 0:de7db46990d0 624
king33jp 0:de7db46990d0 625
king33jp 0:de7db46990d0 626
king33jp 0:de7db46990d0 627 void S6D0151_TFT::rect(int x0, int y0, int x1, int y1, int color) {
king33jp 0:de7db46990d0 628
king33jp 0:de7db46990d0 629 if (x1 > x0) hline(x0,x1,y0,color);
king33jp 0:de7db46990d0 630 else hline(x1,x0,y0,color);
king33jp 0:de7db46990d0 631
king33jp 0:de7db46990d0 632 if (y1 > y0) vline(x0,y0,y1,color);
king33jp 0:de7db46990d0 633 else vline(x0,y1,y0,color);
king33jp 0:de7db46990d0 634
king33jp 0:de7db46990d0 635 if (x1 > x0) hline(x0,x1,y1,color);
king33jp 0:de7db46990d0 636 else hline(x1,x0,y1,color);
king33jp 0:de7db46990d0 637
king33jp 0:de7db46990d0 638 if (y1 > y0) vline(x1,y0,y1,color);
king33jp 0:de7db46990d0 639 else vline(x1,y1,y0,color);
king33jp 0:de7db46990d0 640
king33jp 0:de7db46990d0 641 return;
king33jp 0:de7db46990d0 642 }
king33jp 0:de7db46990d0 643
king33jp 0:de7db46990d0 644
king33jp 0:de7db46990d0 645
king33jp 0:de7db46990d0 646 void S6D0151_TFT::fillrect(int x0, int y0, int x1, int y1, int color) {
king33jp 0:de7db46990d0 647
king33jp 0:de7db46990d0 648 int h = y1 - y0 + 1;
king33jp 0:de7db46990d0 649 int w = x1 - x0 + 1;
king33jp 0:de7db46990d0 650 int pixel = h * w;
king33jp 0:de7db46990d0 651 window(x0,y0,w,h);
king33jp 0:de7db46990d0 652 wr_dat_start();
king33jp 0:de7db46990d0 653 for (int p=0; p<pixel; p++) {
king33jp 0:de7db46990d0 654 _spi.write(color >> 8);
king33jp 0:de7db46990d0 655 _spi.write(color);
king33jp 0:de7db46990d0 656 }
king33jp 0:de7db46990d0 657 wr_dat_stop();
king33jp 0:de7db46990d0 658 return;
king33jp 0:de7db46990d0 659 }
king33jp 0:de7db46990d0 660
king33jp 0:de7db46990d0 661
king33jp 0:de7db46990d0 662
king33jp 0:de7db46990d0 663 void S6D0151_TFT::locate(int x, int y) {
king33jp 0:de7db46990d0 664 char_x = x;
king33jp 0:de7db46990d0 665 char_y = y;
king33jp 0:de7db46990d0 666 }
king33jp 0:de7db46990d0 667
king33jp 0:de7db46990d0 668
king33jp 0:de7db46990d0 669
king33jp 0:de7db46990d0 670 int S6D0151_TFT::columns() {
king33jp 0:de7db46990d0 671 return width() / font[1];
king33jp 0:de7db46990d0 672 }
king33jp 0:de7db46990d0 673
king33jp 0:de7db46990d0 674
king33jp 0:de7db46990d0 675
king33jp 0:de7db46990d0 676 int S6D0151_TFT::rows() {
king33jp 0:de7db46990d0 677 return height() / font[2];
king33jp 0:de7db46990d0 678 }
king33jp 0:de7db46990d0 679
king33jp 0:de7db46990d0 680
king33jp 0:de7db46990d0 681
king33jp 0:de7db46990d0 682 int S6D0151_TFT::_putc(int value) {
king33jp 0:de7db46990d0 683 if (value == '\n') { // new line
king33jp 0:de7db46990d0 684 char_x = 0;
king33jp 0:de7db46990d0 685 char_y = char_y + font[2];
king33jp 0:de7db46990d0 686 if (char_y >= height() - font[2]) {
king33jp 0:de7db46990d0 687 char_y = 0;
king33jp 0:de7db46990d0 688 }
king33jp 0:de7db46990d0 689 } else {
king33jp 0:de7db46990d0 690 character(char_x, char_y, value);
king33jp 0:de7db46990d0 691 }
king33jp 0:de7db46990d0 692 return value;
king33jp 0:de7db46990d0 693 }
king33jp 0:de7db46990d0 694
king33jp 0:de7db46990d0 695
king33jp 0:de7db46990d0 696
king33jp 0:de7db46990d0 697
king33jp 0:de7db46990d0 698 void S6D0151_TFT::character(int x, int y, int c) {
king33jp 0:de7db46990d0 699 unsigned int hor,vert,offset,bpl,j,i,b;
king33jp 0:de7db46990d0 700 unsigned char* zeichen;
king33jp 0:de7db46990d0 701 unsigned char z,w;
king33jp 0:de7db46990d0 702
king33jp 0:de7db46990d0 703 if ((c < 31) || (c > 156)) return; // test char range
king33jp 0:de7db46990d0 704
king33jp 0:de7db46990d0 705 // read font parameter from start of array
king33jp 0:de7db46990d0 706 offset = font[0]; // bytes / char
king33jp 0:de7db46990d0 707 hor = font[1]; // get hor size of font
king33jp 0:de7db46990d0 708 vert = font[2]; // get vert size of font
king33jp 0:de7db46990d0 709 bpl = font[3]; // bytes per line
king33jp 0:de7db46990d0 710
king33jp 0:de7db46990d0 711 if (char_x + hor > width()) {
king33jp 0:de7db46990d0 712 char_x = 0;
king33jp 0:de7db46990d0 713 char_y = char_y + vert;
king33jp 0:de7db46990d0 714 if (char_y >= height() - font[2]) {
king33jp 0:de7db46990d0 715 char_y = 0;
king33jp 0:de7db46990d0 716 }
king33jp 0:de7db46990d0 717 }
king33jp 0:de7db46990d0 718
king33jp 0:de7db46990d0 719 window(char_x, char_y,hor,vert); // char box
king33jp 0:de7db46990d0 720 wr_dat_start();
king33jp 0:de7db46990d0 721 zeichen = &font[((c -32) * offset) + 4]; // start of char bitmap
king33jp 0:de7db46990d0 722 w = zeichen[0]; // width of actual char
king33jp 0:de7db46990d0 723
king33jp 0:de7db46990d0 724 for (j=0; j<vert; j++) { // vert line
king33jp 0:de7db46990d0 725 for (i=0; i<hor; i++) { // horz line
king33jp 0:de7db46990d0 726 z = zeichen[bpl * i + ((j & 0xF8) >> 3)+1];
king33jp 0:de7db46990d0 727 b = 1 << (j & 0x07);
king33jp 0:de7db46990d0 728 if (( z & b ) == 0x00) {
king33jp 0:de7db46990d0 729 _spi.write(_background >> 8);
king33jp 0:de7db46990d0 730 _spi.write(_background & 0xff);
king33jp 0:de7db46990d0 731 } else {
king33jp 0:de7db46990d0 732 _spi.write(_foreground >> 8);
king33jp 0:de7db46990d0 733 _spi.write(_foreground & 0xff);
king33jp 0:de7db46990d0 734 }
king33jp 0:de7db46990d0 735 }
king33jp 0:de7db46990d0 736 }
king33jp 0:de7db46990d0 737 wr_dat_stop();
king33jp 0:de7db46990d0 738 if ((w + 2) < hor) { // x offset to next char
king33jp 0:de7db46990d0 739 char_x += w + 2;
king33jp 0:de7db46990d0 740 } else char_x += hor;
king33jp 0:de7db46990d0 741 }
king33jp 0:de7db46990d0 742
king33jp 0:de7db46990d0 743 void S6D0151_TFT::set_font(unsigned char* f) {
king33jp 0:de7db46990d0 744 font = f;
king33jp 0:de7db46990d0 745 }
king33jp 0:de7db46990d0 746
king33jp 0:de7db46990d0 747
king33jp 0:de7db46990d0 748
king33jp 0:de7db46990d0 749 void S6D0151_TFT::Bitmap(unsigned int x, unsigned int y, unsigned int w, unsigned int h,unsigned char *bitmap) {
king33jp 0:de7db46990d0 750 unsigned int i,j;
king33jp 0:de7db46990d0 751 unsigned short *bitmap_ptr = (unsigned short *)bitmap;
king33jp 0:de7db46990d0 752 window(x, y, w, h);
king33jp 0:de7db46990d0 753 wr_dat_start();
king33jp 0:de7db46990d0 754 for (j = 0; j < h; j++) { //Lines
king33jp 0:de7db46990d0 755 for (i = 0; i < w; i++) { // copy pixel data to TFT
king33jp 0:de7db46990d0 756
king33jp 0:de7db46990d0 757 _spi.write(*bitmap_ptr >> 8);
king33jp 0:de7db46990d0 758 _spi.write(*bitmap_ptr); // one line
king33jp 0:de7db46990d0 759
king33jp 0:de7db46990d0 760 bitmap_ptr++;
king33jp 0:de7db46990d0 761 }
king33jp 0:de7db46990d0 762 }
king33jp 0:de7db46990d0 763 wr_dat_stop();
king33jp 0:de7db46990d0 764 }
king33jp 0:de7db46990d0 765
king33jp 0:de7db46990d0 766