aitendo T18003T01-V2,TFT1.8,SPI,FRDM-KL25Z
Dependents: FRDM_SPI18TFT_demo
Fork of ST7735_TFT by
ST7735B_TFT.cpp@2:047ca9682450, 2015-03-19 (annotated)
- Committer:
- king33jp
- Date:
- Thu Mar 19 13:34:50 2015 +0000
- Revision:
- 2:047ca9682450
aitendo 1.8"TFT,SPI,ST7735B
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
king33jp | 2:047ca9682450 | 1 | /* mbed library for 128*160 pixel display TFT based on ST7735 LCD Controller |
king33jp | 2:047ca9682450 | 2 | * ST7735 specific routines (initialization, window addressing, pixel output) |
king33jp | 2:047ca9682450 | 3 | * Copyright (c) 2011 Jonne Valola |
king33jp | 2:047ca9682450 | 4 | * |
king33jp | 2:047ca9682450 | 5 | * WARNING !! WORK IN PROGRESS !!! |
king33jp | 2:047ca9682450 | 6 | * |
king33jp | 2:047ca9682450 | 7 | * Graphics routines and SPI routines derived work used with permission from: |
king33jp | 2:047ca9682450 | 8 | * mbed library for 240*320 pixel display TFT based on HX8347D LCD Controller |
king33jp | 2:047ca9682450 | 9 | * Copyright (c) 2011 Peter Drescher - DC2PD |
king33jp | 2:047ca9682450 | 10 | * |
king33jp | 2:047ca9682450 | 11 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
king33jp | 2:047ca9682450 | 12 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
king33jp | 2:047ca9682450 | 13 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
king33jp | 2:047ca9682450 | 14 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
king33jp | 2:047ca9682450 | 15 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
king33jp | 2:047ca9682450 | 16 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
king33jp | 2:047ca9682450 | 17 | * THE SOFTWARE. |
king33jp | 2:047ca9682450 | 18 | */ |
king33jp | 2:047ca9682450 | 19 | |
king33jp | 2:047ca9682450 | 20 | |
king33jp | 2:047ca9682450 | 21 | #include "ST7735B_TFT.h" |
king33jp | 2:047ca9682450 | 22 | #include "mbed.h" |
king33jp | 2:047ca9682450 | 23 | |
king33jp | 2:047ca9682450 | 24 | #define BPP 16 // Bits per pixel |
king33jp | 2:047ca9682450 | 25 | |
king33jp | 2:047ca9682450 | 26 | ST7735_TFT::ST7735_TFT(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName rs, PinName reset, const char *name) |
king33jp | 2:047ca9682450 | 27 | : _spi(mosi, miso, sclk), _cs(cs), _rs(rs), _reset(reset),GraphicsDisplay(name) { |
king33jp | 2:047ca9682450 | 28 | tft_reset(); |
king33jp | 2:047ca9682450 | 29 | orientation = 2; |
king33jp | 2:047ca9682450 | 30 | char_x = 0; |
king33jp | 2:047ca9682450 | 31 | } |
king33jp | 2:047ca9682450 | 32 | |
king33jp | 2:047ca9682450 | 33 | |
king33jp | 2:047ca9682450 | 34 | int ST7735_TFT::width() { |
king33jp | 2:047ca9682450 | 35 | if (orientation == 0 || orientation == 2) return 128; |
king33jp | 2:047ca9682450 | 36 | else return 160; |
king33jp | 2:047ca9682450 | 37 | } |
king33jp | 2:047ca9682450 | 38 | |
king33jp | 2:047ca9682450 | 39 | |
king33jp | 2:047ca9682450 | 40 | int ST7735_TFT::height() { |
king33jp | 2:047ca9682450 | 41 | if (orientation == 0 || orientation == 2) return 160; |
king33jp | 2:047ca9682450 | 42 | else return 128; |
king33jp | 2:047ca9682450 | 43 | } |
king33jp | 2:047ca9682450 | 44 | |
king33jp | 2:047ca9682450 | 45 | |
king33jp | 2:047ca9682450 | 46 | void ST7735_TFT::set_orientation(unsigned int o) { |
king33jp | 2:047ca9682450 | 47 | orientation = o; |
king33jp | 2:047ca9682450 | 48 | #if 0 |
king33jp | 2:047ca9682450 | 49 | switch (orientation) { |
king33jp | 2:047ca9682450 | 50 | case 0: |
king33jp | 2:047ca9682450 | 51 | wr_reg(ST7735_MADCTL, 0x0008); |
king33jp | 2:047ca9682450 | 52 | break; |
king33jp | 2:047ca9682450 | 53 | case 1: |
king33jp | 2:047ca9682450 | 54 | wr_reg(ST7735_MADCTL, 0x0068); |
king33jp | 2:047ca9682450 | 55 | break; |
king33jp | 2:047ca9682450 | 56 | case 2: |
king33jp | 2:047ca9682450 | 57 | wr_reg(ST7735_MADCTL, 0x00C8); |
king33jp | 2:047ca9682450 | 58 | break; |
king33jp | 2:047ca9682450 | 59 | case 3: |
king33jp | 2:047ca9682450 | 60 | wr_reg(ST7735_MADCTL, 0x00A8); |
king33jp | 2:047ca9682450 | 61 | break; |
king33jp | 2:047ca9682450 | 62 | #else |
king33jp | 2:047ca9682450 | 63 | switch (orientation) { |
king33jp | 2:047ca9682450 | 64 | case 0: |
king33jp | 2:047ca9682450 | 65 | wr_reg(ST7735_MADCTL, 0x0000); |
king33jp | 2:047ca9682450 | 66 | break; |
king33jp | 2:047ca9682450 | 67 | case 1: |
king33jp | 2:047ca9682450 | 68 | wr_reg(ST7735_MADCTL, 0x0060); |
king33jp | 2:047ca9682450 | 69 | break; |
king33jp | 2:047ca9682450 | 70 | case 2: |
king33jp | 2:047ca9682450 | 71 | wr_reg(ST7735_MADCTL, 0x00C0); |
king33jp | 2:047ca9682450 | 72 | break; |
king33jp | 2:047ca9682450 | 73 | case 3: |
king33jp | 2:047ca9682450 | 74 | wr_reg(ST7735_MADCTL, 0x00A0); |
king33jp | 2:047ca9682450 | 75 | break; |
king33jp | 2:047ca9682450 | 76 | #endif |
king33jp | 2:047ca9682450 | 77 | } |
king33jp | 2:047ca9682450 | 78 | } |
king33jp | 2:047ca9682450 | 79 | |
king33jp | 2:047ca9682450 | 80 | |
king33jp | 2:047ca9682450 | 81 | |
king33jp | 2:047ca9682450 | 82 | void ST7735_TFT::wr_cmd(int cmd) { |
king33jp | 2:047ca9682450 | 83 | _rs = 0; // rs low, cs low for transmitting command |
king33jp | 2:047ca9682450 | 84 | _cs = 0; |
king33jp | 2:047ca9682450 | 85 | _spi.write(cmd); |
king33jp | 2:047ca9682450 | 86 | _cs = 1; |
king33jp | 2:047ca9682450 | 87 | } |
king33jp | 2:047ca9682450 | 88 | |
king33jp | 2:047ca9682450 | 89 | |
king33jp | 2:047ca9682450 | 90 | |
king33jp | 2:047ca9682450 | 91 | void ST7735_TFT::wr_dat(int dat) { |
king33jp | 2:047ca9682450 | 92 | _rs = 1; // rs high, cs low for transmitting data |
king33jp | 2:047ca9682450 | 93 | _cs = 0; |
king33jp | 2:047ca9682450 | 94 | _spi.write(dat); |
king33jp | 2:047ca9682450 | 95 | _cs = 1; |
king33jp | 2:047ca9682450 | 96 | } |
king33jp | 2:047ca9682450 | 97 | |
king33jp | 2:047ca9682450 | 98 | |
king33jp | 2:047ca9682450 | 99 | |
king33jp | 2:047ca9682450 | 100 | void ST7735_TFT::wr_dat_start(void) { |
king33jp | 2:047ca9682450 | 101 | _rs = 1; // rs high, cs low for transmitting data |
king33jp | 2:047ca9682450 | 102 | _cs = 0; |
king33jp | 2:047ca9682450 | 103 | } |
king33jp | 2:047ca9682450 | 104 | |
king33jp | 2:047ca9682450 | 105 | |
king33jp | 2:047ca9682450 | 106 | |
king33jp | 2:047ca9682450 | 107 | void ST7735_TFT::wr_dat_stop (void) { |
king33jp | 2:047ca9682450 | 108 | _cs = 1; |
king33jp | 2:047ca9682450 | 109 | } |
king33jp | 2:047ca9682450 | 110 | |
king33jp | 2:047ca9682450 | 111 | |
king33jp | 2:047ca9682450 | 112 | |
king33jp | 2:047ca9682450 | 113 | void ST7735_TFT::wr_dat_only (unsigned short dat) { |
king33jp | 2:047ca9682450 | 114 | _spi.write(dat); |
king33jp | 2:047ca9682450 | 115 | } |
king33jp | 2:047ca9682450 | 116 | |
king33jp | 2:047ca9682450 | 117 | |
king33jp | 2:047ca9682450 | 118 | unsigned short ST7735_TFT::rd_dat (void) { |
king33jp | 2:047ca9682450 | 119 | unsigned short val = 0; |
king33jp | 2:047ca9682450 | 120 | _cs = 0; |
king33jp | 2:047ca9682450 | 121 | _spi.write(0); /* Dummy read 1 */ |
king33jp | 2:047ca9682450 | 122 | val = _spi.write(0); /* Read D8..D15 */ |
king33jp | 2:047ca9682450 | 123 | val <<= 8; |
king33jp | 2:047ca9682450 | 124 | val |= _spi.write(0); /* Read D0..D7 */ |
king33jp | 2:047ca9682450 | 125 | _cs = 1; |
king33jp | 2:047ca9682450 | 126 | return (val); |
king33jp | 2:047ca9682450 | 127 | } |
king33jp | 2:047ca9682450 | 128 | |
king33jp | 2:047ca9682450 | 129 | void ST7735_TFT::wr_reg (unsigned char reg, unsigned short val) { |
king33jp | 2:047ca9682450 | 130 | |
king33jp | 2:047ca9682450 | 131 | wr_cmd(reg); |
king33jp | 2:047ca9682450 | 132 | wr_dat(val); |
king33jp | 2:047ca9682450 | 133 | } |
king33jp | 2:047ca9682450 | 134 | |
king33jp | 2:047ca9682450 | 135 | |
king33jp | 2:047ca9682450 | 136 | unsigned short ST7735_TFT::rd_reg (unsigned char reg) { |
king33jp | 2:047ca9682450 | 137 | |
king33jp | 2:047ca9682450 | 138 | wr_cmd(reg); |
king33jp | 2:047ca9682450 | 139 | return(rd_dat()); |
king33jp | 2:047ca9682450 | 140 | } |
king33jp | 2:047ca9682450 | 141 | |
king33jp | 2:047ca9682450 | 142 | void ST7735_TFT::read_area(unsigned int x, unsigned int y, unsigned int w, unsigned int h,unsigned char *buffer) { |
king33jp | 2:047ca9682450 | 143 | // BEWARE ! |
king33jp | 2:047ca9682450 | 144 | // DOES NOT WORK CORRECTLY YET !!! |
king33jp | 2:047ca9682450 | 145 | int val; |
king33jp | 2:047ca9682450 | 146 | window(x,y,w,h); |
king33jp | 2:047ca9682450 | 147 | wr_cmd(ST7735_RAMRD); // write to RAM |
king33jp | 2:047ca9682450 | 148 | _cs = 0; |
king33jp | 2:047ca9682450 | 149 | _rs = 1; |
king33jp | 2:047ca9682450 | 150 | _spi.write(0); /* Dummy read 1 */ |
king33jp | 2:047ca9682450 | 151 | |
king33jp | 2:047ca9682450 | 152 | val = _spi.write(0); /* Read D8..D15 */ |
king33jp | 2:047ca9682450 | 153 | val <<= 8; |
king33jp | 2:047ca9682450 | 154 | val |= _spi.write(0); /* Read D0..D7 */ |
king33jp | 2:047ca9682450 | 155 | _cs = 1; |
king33jp | 2:047ca9682450 | 156 | } |
king33jp | 2:047ca9682450 | 157 | |
king33jp | 2:047ca9682450 | 158 | int ST7735_TFT::getpixel(unsigned int x, unsigned int y) { |
king33jp | 2:047ca9682450 | 159 | // BEWARE ! |
king33jp | 2:047ca9682450 | 160 | // DOES NOT WORK CORRECTLY YET !!! |
king33jp | 2:047ca9682450 | 161 | int val; |
king33jp | 2:047ca9682450 | 162 | _spi.format(8,3); |
king33jp | 2:047ca9682450 | 163 | wr_cmd(ST7735_CASET); // column addr set |
king33jp | 2:047ca9682450 | 164 | wr_dat(0x00); |
king33jp | 2:047ca9682450 | 165 | wr_dat(x+2); // XSTART |
king33jp | 2:047ca9682450 | 166 | wr_dat(0x00); |
king33jp | 2:047ca9682450 | 167 | wr_dat(x+2+2); // XEND |
king33jp | 2:047ca9682450 | 168 | |
king33jp | 2:047ca9682450 | 169 | wr_cmd(ST7735_RASET); // row addr set |
king33jp | 2:047ca9682450 | 170 | wr_dat(0x00); |
king33jp | 2:047ca9682450 | 171 | wr_dat(y+1); // YSTART |
king33jp | 2:047ca9682450 | 172 | wr_dat(0x00); |
king33jp | 2:047ca9682450 | 173 | wr_dat(y+1+1); // YEND |
king33jp | 2:047ca9682450 | 174 | |
king33jp | 2:047ca9682450 | 175 | _rs = 0; // rs low, cs low for transmitting command |
king33jp | 2:047ca9682450 | 176 | _cs = 0; |
king33jp | 2:047ca9682450 | 177 | _spi.write(0x2E); |
king33jp | 2:047ca9682450 | 178 | _rs = 1; |
king33jp | 2:047ca9682450 | 179 | _spi.write(0x00); /* Dummy read 1 */ |
king33jp | 2:047ca9682450 | 180 | |
king33jp | 2:047ca9682450 | 181 | val = _spi.write(0x00); /* Read D8..D15 */ |
king33jp | 2:047ca9682450 | 182 | val <<= 8; |
king33jp | 2:047ca9682450 | 183 | val |= _spi.write(0x00); /* Read D0..D7 */ |
king33jp | 2:047ca9682450 | 184 | |
king33jp | 2:047ca9682450 | 185 | _cs = 1; |
king33jp | 2:047ca9682450 | 186 | return val; |
king33jp | 2:047ca9682450 | 187 | } |
king33jp | 2:047ca9682450 | 188 | |
king33jp | 2:047ca9682450 | 189 | |
king33jp | 2:047ca9682450 | 190 | void ST7735_TFT::tft_reset() { |
king33jp | 2:047ca9682450 | 191 | static unsigned short driverCode; |
king33jp | 2:047ca9682450 | 192 | |
king33jp | 2:047ca9682450 | 193 | // init SPI |
king33jp | 2:047ca9682450 | 194 | _spi.format(8,3); // 8 bit spi mode 3 |
king33jp | 2:047ca9682450 | 195 | //_spi.frequency(16000000); // 16Mhz SPI clock ... 15Mhz is maximum for display, but it seems to work |
king33jp | 2:047ca9682450 | 196 | _spi.frequency(10000000); // 16Mhz SPI clock ... 15Mhz is maximum for display, but it seems to work |
king33jp | 2:047ca9682450 | 197 | |
king33jp | 2:047ca9682450 | 198 | // reset exactly like in Arduino version |
king33jp | 2:047ca9682450 | 199 | _cs = 0; |
king33jp | 2:047ca9682450 | 200 | _reset = 1; // reset |
king33jp | 2:047ca9682450 | 201 | wait_ms(500); |
king33jp | 2:047ca9682450 | 202 | _reset = 0; // reset |
king33jp | 2:047ca9682450 | 203 | wait_ms(500); |
king33jp | 2:047ca9682450 | 204 | _reset = 1; // reset |
king33jp | 2:047ca9682450 | 205 | wait_ms(500); |
king33jp | 2:047ca9682450 | 206 | |
king33jp | 2:047ca9682450 | 207 | /* Start Initial Sequence ----------------------------------------------------*/ |
king33jp | 2:047ca9682450 | 208 | wr_cmd(ST7735_SWRESET); /* SW Reset */ |
king33jp | 2:047ca9682450 | 209 | wait_ms(150); |
king33jp | 2:047ca9682450 | 210 | wr_cmd(ST7735_SLPOUT); /* Out of sleepmode */ |
king33jp | 2:047ca9682450 | 211 | wait_ms(500); |
king33jp | 2:047ca9682450 | 212 | |
king33jp | 2:047ca9682450 | 213 | wr_cmd(ST7735_FRMCTR1); /* Frame rate in normal mode */ |
king33jp | 2:047ca9682450 | 214 | wr_dat(0x01); |
king33jp | 2:047ca9682450 | 215 | wr_dat(0x2C); |
king33jp | 2:047ca9682450 | 216 | wr_dat(0x2D); |
king33jp | 2:047ca9682450 | 217 | |
king33jp | 2:047ca9682450 | 218 | wr_cmd(ST7735_FRMCTR2); /* Frame rate in idle mode */ |
king33jp | 2:047ca9682450 | 219 | wr_dat(0x01); |
king33jp | 2:047ca9682450 | 220 | wr_dat(0x2C); |
king33jp | 2:047ca9682450 | 221 | wr_dat(0x2D); |
king33jp | 2:047ca9682450 | 222 | |
king33jp | 2:047ca9682450 | 223 | wr_cmd(ST7735_FRMCTR3); /* Frame rate in partial mode */ |
king33jp | 2:047ca9682450 | 224 | wr_dat(0x01); |
king33jp | 2:047ca9682450 | 225 | wr_dat(0x2C); |
king33jp | 2:047ca9682450 | 226 | wr_dat(0x2D); |
king33jp | 2:047ca9682450 | 227 | wr_dat(0x01); // inversion mode settings |
king33jp | 2:047ca9682450 | 228 | wr_dat(0x2C); |
king33jp | 2:047ca9682450 | 229 | wr_dat(0x2D); |
king33jp | 2:047ca9682450 | 230 | |
king33jp | 2:047ca9682450 | 231 | wr_cmd(ST7735_INVCTR); // Inverted mode off |
king33jp | 2:047ca9682450 | 232 | wr_dat(0x07); |
king33jp | 2:047ca9682450 | 233 | |
king33jp | 2:047ca9682450 | 234 | wr_cmd(ST7735_PWCTR1); // POWER CONTROL 1 |
king33jp | 2:047ca9682450 | 235 | wr_dat(0xA2); |
king33jp | 2:047ca9682450 | 236 | wr_dat(0x02); // -4.6V |
king33jp | 2:047ca9682450 | 237 | wr_dat(0x84); // AUTO mode |
king33jp | 2:047ca9682450 | 238 | |
king33jp | 2:047ca9682450 | 239 | wr_cmd(ST7735_PWCTR2); // POWER CONTROL 2 |
king33jp | 2:047ca9682450 | 240 | wr_dat(0xC5); // VGH25 = 2.4C VGSEL =-10 VGH = 3*AVDD |
king33jp | 2:047ca9682450 | 241 | |
king33jp | 2:047ca9682450 | 242 | wr_cmd(ST7735_PWCTR3); // POWER CONTROL 3 |
king33jp | 2:047ca9682450 | 243 | wr_dat(0x0A); // Opamp current small |
king33jp | 2:047ca9682450 | 244 | wr_dat(0x00); // Boost freq |
king33jp | 2:047ca9682450 | 245 | |
king33jp | 2:047ca9682450 | 246 | wr_cmd(ST7735_PWCTR4); // POWER CONTROL 4 |
king33jp | 2:047ca9682450 | 247 | wr_dat(0x8A); // BCLK/2, Opamp current small / medium low |
king33jp | 2:047ca9682450 | 248 | wr_dat(0x2A); // |
king33jp | 2:047ca9682450 | 249 | |
king33jp | 2:047ca9682450 | 250 | wr_cmd(ST7735_PWCTR5); // POWER CONTROL 5 |
king33jp | 2:047ca9682450 | 251 | wr_dat(0x8A); // BCLK/2, Opamp current small / medium low |
king33jp | 2:047ca9682450 | 252 | wr_dat(0xEE); // |
king33jp | 2:047ca9682450 | 253 | |
king33jp | 2:047ca9682450 | 254 | wr_cmd(ST7735_VMCTR1); // POWER CONTROL 6 |
king33jp | 2:047ca9682450 | 255 | wr_dat(0x0E); // |
king33jp | 2:047ca9682450 | 256 | |
king33jp | 2:047ca9682450 | 257 | wr_cmd(ST7735_INVOFF); // INVOFF |
king33jp | 2:047ca9682450 | 258 | |
king33jp | 2:047ca9682450 | 259 | wr_cmd(ST7735_MADCTL); // ORIENTATION |
king33jp | 2:047ca9682450 | 260 | // wr_dat(0xC8); // |
king33jp | 2:047ca9682450 | 261 | wr_dat(0xC0); // RGB bit=0 |
king33jp | 2:047ca9682450 | 262 | |
king33jp | 2:047ca9682450 | 263 | wr_cmd(ST7735_COLMOD); // COLOR MODE |
king33jp | 2:047ca9682450 | 264 | wr_dat(0x05); // |
king33jp | 2:047ca9682450 | 265 | |
king33jp | 2:047ca9682450 | 266 | wr_cmd(ST7735_CASET); // COLUMN ADDR SET |
king33jp | 2:047ca9682450 | 267 | wr_dat(0x00); // |
king33jp | 2:047ca9682450 | 268 | wr_dat(0x00); // xstart = 0 |
king33jp | 2:047ca9682450 | 269 | wr_dat(0x00); // |
king33jp | 2:047ca9682450 | 270 | wr_dat(0x7F); // xend = 127 |
king33jp | 2:047ca9682450 | 271 | |
king33jp | 2:047ca9682450 | 272 | wr_cmd(ST7735_RASET); // ROW ADDR SET |
king33jp | 2:047ca9682450 | 273 | wr_dat(0x00); // |
king33jp | 2:047ca9682450 | 274 | wr_dat(0x00); // ystart = 0 |
king33jp | 2:047ca9682450 | 275 | wr_dat(0x00); // |
king33jp | 2:047ca9682450 | 276 | wr_dat(0x9F); // yend = 159 |
king33jp | 2:047ca9682450 | 277 | |
king33jp | 2:047ca9682450 | 278 | /* Gamma settings -----------------------------------------------------------*/ |
king33jp | 2:047ca9682450 | 279 | |
king33jp | 2:047ca9682450 | 280 | wr_cmd(0xE0); // GMCTRP1 |
king33jp | 2:047ca9682450 | 281 | wr_dat(0x02); |
king33jp | 2:047ca9682450 | 282 | wr_dat(0x1c); |
king33jp | 2:047ca9682450 | 283 | wr_dat(0x07); |
king33jp | 2:047ca9682450 | 284 | wr_dat(0x12); |
king33jp | 2:047ca9682450 | 285 | wr_dat(0x37); |
king33jp | 2:047ca9682450 | 286 | wr_dat(0x32); |
king33jp | 2:047ca9682450 | 287 | wr_dat(0x29); |
king33jp | 2:047ca9682450 | 288 | wr_dat(0x2d); |
king33jp | 2:047ca9682450 | 289 | wr_dat(0x29); |
king33jp | 2:047ca9682450 | 290 | wr_dat(0x25); |
king33jp | 2:047ca9682450 | 291 | wr_dat(0x2B); |
king33jp | 2:047ca9682450 | 292 | wr_dat(0x39); |
king33jp | 2:047ca9682450 | 293 | wr_dat(0x00); |
king33jp | 2:047ca9682450 | 294 | wr_dat(0x01); |
king33jp | 2:047ca9682450 | 295 | wr_dat(0x03); |
king33jp | 2:047ca9682450 | 296 | wr_dat(0x10); |
king33jp | 2:047ca9682450 | 297 | wr_cmd(0xE1); // GMCTRN1 |
king33jp | 2:047ca9682450 | 298 | wr_dat(0x03); |
king33jp | 2:047ca9682450 | 299 | wr_dat(0x1d); |
king33jp | 2:047ca9682450 | 300 | wr_dat(0x07); |
king33jp | 2:047ca9682450 | 301 | wr_dat(0x06); |
king33jp | 2:047ca9682450 | 302 | wr_dat(0x2E); |
king33jp | 2:047ca9682450 | 303 | wr_dat(0x2C); |
king33jp | 2:047ca9682450 | 304 | wr_dat(0x29); |
king33jp | 2:047ca9682450 | 305 | wr_dat(0x2D); |
king33jp | 2:047ca9682450 | 306 | wr_dat(0x2E); |
king33jp | 2:047ca9682450 | 307 | wr_dat(0x2E); |
king33jp | 2:047ca9682450 | 308 | wr_dat(0x37); |
king33jp | 2:047ca9682450 | 309 | wr_dat(0x3F); |
king33jp | 2:047ca9682450 | 310 | wr_dat(0x00); |
king33jp | 2:047ca9682450 | 311 | wr_dat(0x00); |
king33jp | 2:047ca9682450 | 312 | wr_dat(0x02); |
king33jp | 2:047ca9682450 | 313 | wr_dat(0x10); |
king33jp | 2:047ca9682450 | 314 | |
king33jp | 2:047ca9682450 | 315 | wr_cmd(ST7735_DISPON); // display ON |
king33jp | 2:047ca9682450 | 316 | wait_ms(100); |
king33jp | 2:047ca9682450 | 317 | |
king33jp | 2:047ca9682450 | 318 | wr_cmd(ST7735_NORON); // normal display on |
king33jp | 2:047ca9682450 | 319 | wait_ms(10); |
king33jp | 2:047ca9682450 | 320 | |
king33jp | 2:047ca9682450 | 321 | switch (orientation) { |
king33jp | 2:047ca9682450 | 322 | case 0: |
king33jp | 2:047ca9682450 | 323 | wr_reg(0xC8, 0x0008); |
king33jp | 2:047ca9682450 | 324 | break; |
king33jp | 2:047ca9682450 | 325 | case 1: |
king33jp | 2:047ca9682450 | 326 | wr_reg(0xC8, 0x0068); |
king33jp | 2:047ca9682450 | 327 | break; |
king33jp | 2:047ca9682450 | 328 | case 2: |
king33jp | 2:047ca9682450 | 329 | wr_reg(0xC8, 0x00C8); |
king33jp | 2:047ca9682450 | 330 | break; |
king33jp | 2:047ca9682450 | 331 | case 3: |
king33jp | 2:047ca9682450 | 332 | wr_reg(0xC8, 0x00A8); |
king33jp | 2:047ca9682450 | 333 | break; |
king33jp | 2:047ca9682450 | 334 | } |
king33jp | 2:047ca9682450 | 335 | WindowMax (); |
king33jp | 2:047ca9682450 | 336 | } |
king33jp | 2:047ca9682450 | 337 | |
king33jp | 2:047ca9682450 | 338 | |
king33jp | 2:047ca9682450 | 339 | void ST7735_TFT::pixel(int x, int y, int color) { |
king33jp | 2:047ca9682450 | 340 | if ((x >= width()) || (y >= height())) return; |
king33jp | 2:047ca9682450 | 341 | |
king33jp | 2:047ca9682450 | 342 | window(x,y,x+1,y+1); |
king33jp | 2:047ca9682450 | 343 | |
king33jp | 2:047ca9682450 | 344 | // setup for data |
king33jp | 2:047ca9682450 | 345 | _rs = 1; |
king33jp | 2:047ca9682450 | 346 | _cs = 0; |
king33jp | 2:047ca9682450 | 347 | #if defined TARGET_KL25Z |
king33jp | 2:047ca9682450 | 348 | _spi.write(color >> 8); |
king33jp | 2:047ca9682450 | 349 | _spi.write(color & 0xFF); |
king33jp | 2:047ca9682450 | 350 | #else |
king33jp | 2:047ca9682450 | 351 | _spi.format(16,3); |
king33jp | 2:047ca9682450 | 352 | _spi.write(color); |
king33jp | 2:047ca9682450 | 353 | _spi.format(8,3); |
king33jp | 2:047ca9682450 | 354 | #endif |
king33jp | 2:047ca9682450 | 355 | _cs = 1; |
king33jp | 2:047ca9682450 | 356 | } |
king33jp | 2:047ca9682450 | 357 | |
king33jp | 2:047ca9682450 | 358 | void ST7735_TFT::window (unsigned int x, unsigned int y, unsigned int w, unsigned int h) { |
king33jp | 2:047ca9682450 | 359 | #if 0 |
king33jp | 2:047ca9682450 | 360 | wr_cmd(ST7735_CASET); // column addr set |
king33jp | 2:047ca9682450 | 361 | wr_dat(0x00); |
king33jp | 2:047ca9682450 | 362 | wr_dat(x+2); // XSTART |
king33jp | 2:047ca9682450 | 363 | wr_dat(0x00); |
king33jp | 2:047ca9682450 | 364 | wr_dat(x+w+1); // XEND |
king33jp | 2:047ca9682450 | 365 | |
king33jp | 2:047ca9682450 | 366 | wr_cmd(ST7735_RASET); // row addr set |
king33jp | 2:047ca9682450 | 367 | wr_dat(0x00); |
king33jp | 2:047ca9682450 | 368 | wr_dat(y+1); // YSTART |
king33jp | 2:047ca9682450 | 369 | wr_dat(0x00); |
king33jp | 2:047ca9682450 | 370 | wr_dat(y+h+1); // YEND |
king33jp | 2:047ca9682450 | 371 | #else |
king33jp | 2:047ca9682450 | 372 | wr_cmd(ST7735_CASET); // column addr set |
king33jp | 2:047ca9682450 | 373 | wr_dat(0x00); |
king33jp | 2:047ca9682450 | 374 | wr_dat(x); // XSTART |
king33jp | 2:047ca9682450 | 375 | wr_dat(0x00); |
king33jp | 2:047ca9682450 | 376 | wr_dat(x+w-1); // XEND |
king33jp | 2:047ca9682450 | 377 | |
king33jp | 2:047ca9682450 | 378 | wr_cmd(ST7735_RASET); // row addr set |
king33jp | 2:047ca9682450 | 379 | wr_dat(0x00); |
king33jp | 2:047ca9682450 | 380 | wr_dat(y); // YSTART |
king33jp | 2:047ca9682450 | 381 | wr_dat(0x00); |
king33jp | 2:047ca9682450 | 382 | wr_dat(y+h-1); // YEND |
king33jp | 2:047ca9682450 | 383 | #endif |
king33jp | 2:047ca9682450 | 384 | wr_cmd(ST7735_RAMWR); // write to RAM |
king33jp | 2:047ca9682450 | 385 | } |
king33jp | 2:047ca9682450 | 386 | |
king33jp | 2:047ca9682450 | 387 | |
king33jp | 2:047ca9682450 | 388 | void ST7735_TFT::WindowMax (void) { |
king33jp | 2:047ca9682450 | 389 | window (0, 0, width(), height()); |
king33jp | 2:047ca9682450 | 390 | } |
king33jp | 2:047ca9682450 | 391 | |
king33jp | 2:047ca9682450 | 392 | |
king33jp | 2:047ca9682450 | 393 | void ST7735_TFT::cls (void) { |
king33jp | 2:047ca9682450 | 394 | unsigned int i; |
king33jp | 2:047ca9682450 | 395 | WindowMax(); |
king33jp | 2:047ca9682450 | 396 | wr_dat_start(); |
king33jp | 2:047ca9682450 | 397 | #if defined TARGET_KL25Z |
king33jp | 2:047ca9682450 | 398 | for (i = 0; i < ( (width()+1) * (height()+3)); i++) { |
king33jp | 2:047ca9682450 | 399 | _spi.write(_background >> 8); |
king33jp | 2:047ca9682450 | 400 | _spi.write(_background & 0xFF); |
king33jp | 2:047ca9682450 | 401 | } |
king33jp | 2:047ca9682450 | 402 | #else |
king33jp | 2:047ca9682450 | 403 | _spi.format(16,3); |
king33jp | 2:047ca9682450 | 404 | for (i = 0; i < ( (width()+1) * (height()+3)); i++) { |
king33jp | 2:047ca9682450 | 405 | _spi.write(_background); |
king33jp | 2:047ca9682450 | 406 | } |
king33jp | 2:047ca9682450 | 407 | _spi.format(8,3); |
king33jp | 2:047ca9682450 | 408 | #endif |
king33jp | 2:047ca9682450 | 409 | wr_dat_stop(); |
king33jp | 2:047ca9682450 | 410 | } |
king33jp | 2:047ca9682450 | 411 | |
king33jp | 2:047ca9682450 | 412 | |
king33jp | 2:047ca9682450 | 413 | void ST7735_TFT::circle(int x0, int y0, int r, int color) { |
king33jp | 2:047ca9682450 | 414 | |
king33jp | 2:047ca9682450 | 415 | int draw_x0, draw_y0; |
king33jp | 2:047ca9682450 | 416 | int draw_x1, draw_y1; |
king33jp | 2:047ca9682450 | 417 | int draw_x2, draw_y2; |
king33jp | 2:047ca9682450 | 418 | int draw_x3, draw_y3; |
king33jp | 2:047ca9682450 | 419 | int draw_x4, draw_y4; |
king33jp | 2:047ca9682450 | 420 | int draw_x5, draw_y5; |
king33jp | 2:047ca9682450 | 421 | int draw_x6, draw_y6; |
king33jp | 2:047ca9682450 | 422 | int draw_x7, draw_y7; |
king33jp | 2:047ca9682450 | 423 | int xx, yy; |
king33jp | 2:047ca9682450 | 424 | int di; |
king33jp | 2:047ca9682450 | 425 | WindowMax(); |
king33jp | 2:047ca9682450 | 426 | if (r == 0) { /* no radius */ |
king33jp | 2:047ca9682450 | 427 | return; |
king33jp | 2:047ca9682450 | 428 | } |
king33jp | 2:047ca9682450 | 429 | |
king33jp | 2:047ca9682450 | 430 | draw_x0 = draw_x1 = x0; |
king33jp | 2:047ca9682450 | 431 | draw_y0 = draw_y1 = y0 + r; |
king33jp | 2:047ca9682450 | 432 | if (draw_y0 < height()) { |
king33jp | 2:047ca9682450 | 433 | pixel(draw_x0, draw_y0, color); /* 90 degree */ |
king33jp | 2:047ca9682450 | 434 | } |
king33jp | 2:047ca9682450 | 435 | |
king33jp | 2:047ca9682450 | 436 | draw_x2 = draw_x3 = x0; |
king33jp | 2:047ca9682450 | 437 | draw_y2 = draw_y3 = y0 - r; |
king33jp | 2:047ca9682450 | 438 | if (draw_y2 >= 0) { |
king33jp | 2:047ca9682450 | 439 | pixel(draw_x2, draw_y2, color); /* 270 degree */ |
king33jp | 2:047ca9682450 | 440 | } |
king33jp | 2:047ca9682450 | 441 | |
king33jp | 2:047ca9682450 | 442 | draw_x4 = draw_x6 = x0 + r; |
king33jp | 2:047ca9682450 | 443 | draw_y4 = draw_y6 = y0; |
king33jp | 2:047ca9682450 | 444 | if (draw_x4 < width()) { |
king33jp | 2:047ca9682450 | 445 | pixel(draw_x4, draw_y4, color); /* 0 degree */ |
king33jp | 2:047ca9682450 | 446 | } |
king33jp | 2:047ca9682450 | 447 | |
king33jp | 2:047ca9682450 | 448 | draw_x5 = draw_x7 = x0 - r; |
king33jp | 2:047ca9682450 | 449 | draw_y5 = draw_y7 = y0; |
king33jp | 2:047ca9682450 | 450 | if (draw_x5>=0) { |
king33jp | 2:047ca9682450 | 451 | pixel(draw_x5, draw_y5, color); /* 180 degree */ |
king33jp | 2:047ca9682450 | 452 | } |
king33jp | 2:047ca9682450 | 453 | |
king33jp | 2:047ca9682450 | 454 | if (r == 1) { |
king33jp | 2:047ca9682450 | 455 | return; |
king33jp | 2:047ca9682450 | 456 | } |
king33jp | 2:047ca9682450 | 457 | |
king33jp | 2:047ca9682450 | 458 | di = 3 - 2*r; |
king33jp | 2:047ca9682450 | 459 | xx = 0; |
king33jp | 2:047ca9682450 | 460 | yy = r; |
king33jp | 2:047ca9682450 | 461 | while (xx < yy) { |
king33jp | 2:047ca9682450 | 462 | |
king33jp | 2:047ca9682450 | 463 | if (di < 0) { |
king33jp | 2:047ca9682450 | 464 | di += 4*xx + 6; |
king33jp | 2:047ca9682450 | 465 | } else { |
king33jp | 2:047ca9682450 | 466 | di += 4*(xx - yy) + 10; |
king33jp | 2:047ca9682450 | 467 | yy--; |
king33jp | 2:047ca9682450 | 468 | draw_y0--; |
king33jp | 2:047ca9682450 | 469 | draw_y1--; |
king33jp | 2:047ca9682450 | 470 | draw_y2++; |
king33jp | 2:047ca9682450 | 471 | draw_y3++; |
king33jp | 2:047ca9682450 | 472 | draw_x4--; |
king33jp | 2:047ca9682450 | 473 | draw_x5++; |
king33jp | 2:047ca9682450 | 474 | draw_x6--; |
king33jp | 2:047ca9682450 | 475 | draw_x7++; |
king33jp | 2:047ca9682450 | 476 | } |
king33jp | 2:047ca9682450 | 477 | xx++; |
king33jp | 2:047ca9682450 | 478 | draw_x0++; |
king33jp | 2:047ca9682450 | 479 | draw_x1--; |
king33jp | 2:047ca9682450 | 480 | draw_x2++; |
king33jp | 2:047ca9682450 | 481 | draw_x3--; |
king33jp | 2:047ca9682450 | 482 | draw_y4++; |
king33jp | 2:047ca9682450 | 483 | draw_y5++; |
king33jp | 2:047ca9682450 | 484 | draw_y6--; |
king33jp | 2:047ca9682450 | 485 | draw_y7--; |
king33jp | 2:047ca9682450 | 486 | |
king33jp | 2:047ca9682450 | 487 | if ( (draw_x0 <= width()) && (draw_y0>=0) ) { |
king33jp | 2:047ca9682450 | 488 | pixel(draw_x0, draw_y0, color); |
king33jp | 2:047ca9682450 | 489 | } |
king33jp | 2:047ca9682450 | 490 | |
king33jp | 2:047ca9682450 | 491 | if ( (draw_x1 >= 0) && (draw_y1 >= 0) ) { |
king33jp | 2:047ca9682450 | 492 | pixel(draw_x1, draw_y1, color); |
king33jp | 2:047ca9682450 | 493 | } |
king33jp | 2:047ca9682450 | 494 | |
king33jp | 2:047ca9682450 | 495 | if ( (draw_x2 <= width()) && (draw_y2 <= height()) ) { |
king33jp | 2:047ca9682450 | 496 | pixel(draw_x2, draw_y2, color); |
king33jp | 2:047ca9682450 | 497 | } |
king33jp | 2:047ca9682450 | 498 | |
king33jp | 2:047ca9682450 | 499 | if ( (draw_x3 >=0 ) && (draw_y3 <= height()) ) { |
king33jp | 2:047ca9682450 | 500 | pixel(draw_x3, draw_y3, color); |
king33jp | 2:047ca9682450 | 501 | } |
king33jp | 2:047ca9682450 | 502 | |
king33jp | 2:047ca9682450 | 503 | if ( (draw_x4 <= width()) && (draw_y4 >= 0) ) { |
king33jp | 2:047ca9682450 | 504 | pixel(draw_x4, draw_y4, color); |
king33jp | 2:047ca9682450 | 505 | } |
king33jp | 2:047ca9682450 | 506 | |
king33jp | 2:047ca9682450 | 507 | if ( (draw_x5 >= 0) && (draw_y5 >= 0) ) { |
king33jp | 2:047ca9682450 | 508 | pixel(draw_x5, draw_y5, color); |
king33jp | 2:047ca9682450 | 509 | } |
king33jp | 2:047ca9682450 | 510 | if ( (draw_x6 <=width()) && (draw_y6 <= height()) ) { |
king33jp | 2:047ca9682450 | 511 | pixel(draw_x6, draw_y6, color); |
king33jp | 2:047ca9682450 | 512 | } |
king33jp | 2:047ca9682450 | 513 | if ( (draw_x7 >= 0) && (draw_y7 <= height()) ) { |
king33jp | 2:047ca9682450 | 514 | pixel(draw_x7, draw_y7, color); |
king33jp | 2:047ca9682450 | 515 | } |
king33jp | 2:047ca9682450 | 516 | } |
king33jp | 2:047ca9682450 | 517 | return; |
king33jp | 2:047ca9682450 | 518 | } |
king33jp | 2:047ca9682450 | 519 | |
king33jp | 2:047ca9682450 | 520 | void ST7735_TFT::fillcircle(int x, int y, int r, int color) { |
king33jp | 2:047ca9682450 | 521 | int i; |
king33jp | 2:047ca9682450 | 522 | for (i = 0; i <= r; i++) |
king33jp | 2:047ca9682450 | 523 | circle(x,y,i,color); |
king33jp | 2:047ca9682450 | 524 | } |
king33jp | 2:047ca9682450 | 525 | |
king33jp | 2:047ca9682450 | 526 | void ST7735_TFT::fillcircle2(int x0, int y0, int r, int color){ |
king33jp | 2:047ca9682450 | 527 | int x = -r, y = 0, err = 2-2*r, e2; |
king33jp | 2:047ca9682450 | 528 | do { |
king33jp | 2:047ca9682450 | 529 | vline(x0-x, y0-y, y0+y, color); |
king33jp | 2:047ca9682450 | 530 | vline(x0+x, y0-y, y0+y, color); |
king33jp | 2:047ca9682450 | 531 | e2 = err; |
king33jp | 2:047ca9682450 | 532 | if (e2 <= y) { |
king33jp | 2:047ca9682450 | 533 | err += ++y*2+1; |
king33jp | 2:047ca9682450 | 534 | if (-x == y && e2 <= x) e2 = 0; |
king33jp | 2:047ca9682450 | 535 | } |
king33jp | 2:047ca9682450 | 536 | if (e2 > x) err += ++x*2+1; |
king33jp | 2:047ca9682450 | 537 | } while (x <= 0); |
king33jp | 2:047ca9682450 | 538 | } |
king33jp | 2:047ca9682450 | 539 | |
king33jp | 2:047ca9682450 | 540 | void ST7735_TFT::hline(int x0, int x1, int y, int color) { |
king33jp | 2:047ca9682450 | 541 | int w; |
king33jp | 2:047ca9682450 | 542 | w = x1 - x0 + 1; |
king33jp | 2:047ca9682450 | 543 | window(x0,y,w,1); |
king33jp | 2:047ca9682450 | 544 | wr_cmd(0x2C); |
king33jp | 2:047ca9682450 | 545 | wr_dat_start(); |
king33jp | 2:047ca9682450 | 546 | for (int x=0; x<w; x++) { |
king33jp | 2:047ca9682450 | 547 | _spi.write(color >> 8); |
king33jp | 2:047ca9682450 | 548 | _spi.write(color); |
king33jp | 2:047ca9682450 | 549 | } |
king33jp | 2:047ca9682450 | 550 | wr_dat_stop(); |
king33jp | 2:047ca9682450 | 551 | return; |
king33jp | 2:047ca9682450 | 552 | } |
king33jp | 2:047ca9682450 | 553 | |
king33jp | 2:047ca9682450 | 554 | |
king33jp | 2:047ca9682450 | 555 | |
king33jp | 2:047ca9682450 | 556 | void ST7735_TFT::vline(int x, int y0, int y1, int color) { |
king33jp | 2:047ca9682450 | 557 | int h; |
king33jp | 2:047ca9682450 | 558 | h = y1 - y0 + 1; |
king33jp | 2:047ca9682450 | 559 | window(x,y0,1,h); |
king33jp | 2:047ca9682450 | 560 | wr_cmd(0x2C); |
king33jp | 2:047ca9682450 | 561 | wr_dat_start(); |
king33jp | 2:047ca9682450 | 562 | for (int y=0; y<h; y++) { |
king33jp | 2:047ca9682450 | 563 | _spi.write(color >> 8); |
king33jp | 2:047ca9682450 | 564 | _spi.write(color); |
king33jp | 2:047ca9682450 | 565 | } |
king33jp | 2:047ca9682450 | 566 | wr_dat_stop(); |
king33jp | 2:047ca9682450 | 567 | return; |
king33jp | 2:047ca9682450 | 568 | } |
king33jp | 2:047ca9682450 | 569 | |
king33jp | 2:047ca9682450 | 570 | |
king33jp | 2:047ca9682450 | 571 | |
king33jp | 2:047ca9682450 | 572 | void ST7735_TFT::line(int x0, int y0, int x1, int y1, int color) { |
king33jp | 2:047ca9682450 | 573 | WindowMax(); |
king33jp | 2:047ca9682450 | 574 | int dx = 0, dy = 0; |
king33jp | 2:047ca9682450 | 575 | int dx_sym = 0, dy_sym = 0; |
king33jp | 2:047ca9682450 | 576 | int dx_x2 = 0, dy_x2 = 0; |
king33jp | 2:047ca9682450 | 577 | int di = 0; |
king33jp | 2:047ca9682450 | 578 | |
king33jp | 2:047ca9682450 | 579 | dx = x1-x0; |
king33jp | 2:047ca9682450 | 580 | dy = y1-y0; |
king33jp | 2:047ca9682450 | 581 | |
king33jp | 2:047ca9682450 | 582 | if (dx == 0) { /* vertical line */ |
king33jp | 2:047ca9682450 | 583 | if (y1 > y0) vline(x0,y0,y1,color); |
king33jp | 2:047ca9682450 | 584 | else vline(x0,y1,y0,color); |
king33jp | 2:047ca9682450 | 585 | return; |
king33jp | 2:047ca9682450 | 586 | } |
king33jp | 2:047ca9682450 | 587 | |
king33jp | 2:047ca9682450 | 588 | if (dx > 0) { |
king33jp | 2:047ca9682450 | 589 | dx_sym = 1; |
king33jp | 2:047ca9682450 | 590 | } else { |
king33jp | 2:047ca9682450 | 591 | dx_sym = -1; |
king33jp | 2:047ca9682450 | 592 | } |
king33jp | 2:047ca9682450 | 593 | if (dy == 0) { /* horizontal line */ |
king33jp | 2:047ca9682450 | 594 | if (x1 > x0) hline(x0,x1,y0,color); |
king33jp | 2:047ca9682450 | 595 | else hline(x1,x0,y0,color); |
king33jp | 2:047ca9682450 | 596 | return; |
king33jp | 2:047ca9682450 | 597 | } |
king33jp | 2:047ca9682450 | 598 | |
king33jp | 2:047ca9682450 | 599 | if (dy > 0) { |
king33jp | 2:047ca9682450 | 600 | dy_sym = 1; |
king33jp | 2:047ca9682450 | 601 | } else { |
king33jp | 2:047ca9682450 | 602 | dy_sym = -1; |
king33jp | 2:047ca9682450 | 603 | } |
king33jp | 2:047ca9682450 | 604 | |
king33jp | 2:047ca9682450 | 605 | dx = dx_sym*dx; |
king33jp | 2:047ca9682450 | 606 | dy = dy_sym*dy; |
king33jp | 2:047ca9682450 | 607 | |
king33jp | 2:047ca9682450 | 608 | dx_x2 = dx*2; |
king33jp | 2:047ca9682450 | 609 | dy_x2 = dy*2; |
king33jp | 2:047ca9682450 | 610 | |
king33jp | 2:047ca9682450 | 611 | if (dx >= dy) { |
king33jp | 2:047ca9682450 | 612 | di = dy_x2 - dx; |
king33jp | 2:047ca9682450 | 613 | while (x0 != x1) { |
king33jp | 2:047ca9682450 | 614 | |
king33jp | 2:047ca9682450 | 615 | pixel(x0, y0, color); |
king33jp | 2:047ca9682450 | 616 | x0 += dx_sym; |
king33jp | 2:047ca9682450 | 617 | if (di<0) { |
king33jp | 2:047ca9682450 | 618 | di += dy_x2; |
king33jp | 2:047ca9682450 | 619 | } else { |
king33jp | 2:047ca9682450 | 620 | di += dy_x2 - dx_x2; |
king33jp | 2:047ca9682450 | 621 | y0 += dy_sym; |
king33jp | 2:047ca9682450 | 622 | } |
king33jp | 2:047ca9682450 | 623 | } |
king33jp | 2:047ca9682450 | 624 | pixel(x0, y0, color); |
king33jp | 2:047ca9682450 | 625 | } else { |
king33jp | 2:047ca9682450 | 626 | di = dx_x2 - dy; |
king33jp | 2:047ca9682450 | 627 | while (y0 != y1) { |
king33jp | 2:047ca9682450 | 628 | pixel(x0, y0, color); |
king33jp | 2:047ca9682450 | 629 | y0 += dy_sym; |
king33jp | 2:047ca9682450 | 630 | if (di < 0) { |
king33jp | 2:047ca9682450 | 631 | di += dx_x2; |
king33jp | 2:047ca9682450 | 632 | } else { |
king33jp | 2:047ca9682450 | 633 | di += dx_x2 - dy_x2; |
king33jp | 2:047ca9682450 | 634 | x0 += dx_sym; |
king33jp | 2:047ca9682450 | 635 | } |
king33jp | 2:047ca9682450 | 636 | } |
king33jp | 2:047ca9682450 | 637 | pixel(x0, y0, color); |
king33jp | 2:047ca9682450 | 638 | } |
king33jp | 2:047ca9682450 | 639 | return; |
king33jp | 2:047ca9682450 | 640 | } |
king33jp | 2:047ca9682450 | 641 | |
king33jp | 2:047ca9682450 | 642 | |
king33jp | 2:047ca9682450 | 643 | |
king33jp | 2:047ca9682450 | 644 | |
king33jp | 2:047ca9682450 | 645 | void ST7735_TFT::rect(int x0, int y0, int x1, int y1, int color) { |
king33jp | 2:047ca9682450 | 646 | |
king33jp | 2:047ca9682450 | 647 | if (x1 > x0) hline(x0,x1,y0,color); |
king33jp | 2:047ca9682450 | 648 | else hline(x1,x0,y0,color); |
king33jp | 2:047ca9682450 | 649 | |
king33jp | 2:047ca9682450 | 650 | if (y1 > y0) vline(x0,y0,y1,color); |
king33jp | 2:047ca9682450 | 651 | else vline(x0,y1,y0,color); |
king33jp | 2:047ca9682450 | 652 | |
king33jp | 2:047ca9682450 | 653 | if (x1 > x0) hline(x0,x1,y1,color); |
king33jp | 2:047ca9682450 | 654 | else hline(x1,x0,y1,color); |
king33jp | 2:047ca9682450 | 655 | |
king33jp | 2:047ca9682450 | 656 | if (y1 > y0) vline(x1,y0,y1,color); |
king33jp | 2:047ca9682450 | 657 | else vline(x1,y1,y0,color); |
king33jp | 2:047ca9682450 | 658 | |
king33jp | 2:047ca9682450 | 659 | return; |
king33jp | 2:047ca9682450 | 660 | } |
king33jp | 2:047ca9682450 | 661 | |
king33jp | 2:047ca9682450 | 662 | |
king33jp | 2:047ca9682450 | 663 | |
king33jp | 2:047ca9682450 | 664 | void ST7735_TFT::fillrect(int x0, int y0, int x1, int y1, int color) { |
king33jp | 2:047ca9682450 | 665 | |
king33jp | 2:047ca9682450 | 666 | int h = y1 - y0 + 1; |
king33jp | 2:047ca9682450 | 667 | int w = x1 - x0 + 1; |
king33jp | 2:047ca9682450 | 668 | int pixel = h * w; |
king33jp | 2:047ca9682450 | 669 | window(x0,y0,w,h); |
king33jp | 2:047ca9682450 | 670 | wr_cmd(0x2C); |
king33jp | 2:047ca9682450 | 671 | wr_dat_start(); |
king33jp | 2:047ca9682450 | 672 | for (int p=0; p<pixel; p++) { |
king33jp | 2:047ca9682450 | 673 | _spi.write(color >> 8); |
king33jp | 2:047ca9682450 | 674 | _spi.write(color); |
king33jp | 2:047ca9682450 | 675 | } |
king33jp | 2:047ca9682450 | 676 | wr_dat_stop(); |
king33jp | 2:047ca9682450 | 677 | return; |
king33jp | 2:047ca9682450 | 678 | } |
king33jp | 2:047ca9682450 | 679 | |
king33jp | 2:047ca9682450 | 680 | |
king33jp | 2:047ca9682450 | 681 | |
king33jp | 2:047ca9682450 | 682 | void ST7735_TFT::locate(int x, int y) { |
king33jp | 2:047ca9682450 | 683 | char_x = x; |
king33jp | 2:047ca9682450 | 684 | char_y = y; |
king33jp | 2:047ca9682450 | 685 | } |
king33jp | 2:047ca9682450 | 686 | |
king33jp | 2:047ca9682450 | 687 | |
king33jp | 2:047ca9682450 | 688 | |
king33jp | 2:047ca9682450 | 689 | int ST7735_TFT::columns() { |
king33jp | 2:047ca9682450 | 690 | return width() / font[1]; |
king33jp | 2:047ca9682450 | 691 | } |
king33jp | 2:047ca9682450 | 692 | |
king33jp | 2:047ca9682450 | 693 | |
king33jp | 2:047ca9682450 | 694 | |
king33jp | 2:047ca9682450 | 695 | int ST7735_TFT::rows() { |
king33jp | 2:047ca9682450 | 696 | return height() / font[2]; |
king33jp | 2:047ca9682450 | 697 | } |
king33jp | 2:047ca9682450 | 698 | |
king33jp | 2:047ca9682450 | 699 | |
king33jp | 2:047ca9682450 | 700 | |
king33jp | 2:047ca9682450 | 701 | int ST7735_TFT::_putc(int value) { |
king33jp | 2:047ca9682450 | 702 | if (value == '\n') { // new line |
king33jp | 2:047ca9682450 | 703 | char_x = 0; |
king33jp | 2:047ca9682450 | 704 | char_y = char_y + font[2]; |
king33jp | 2:047ca9682450 | 705 | if (char_y >= height() - font[2]) { |
king33jp | 2:047ca9682450 | 706 | char_y = 0; |
king33jp | 2:047ca9682450 | 707 | } |
king33jp | 2:047ca9682450 | 708 | } else { |
king33jp | 2:047ca9682450 | 709 | character(char_x, char_y, value); |
king33jp | 2:047ca9682450 | 710 | } |
king33jp | 2:047ca9682450 | 711 | return value; |
king33jp | 2:047ca9682450 | 712 | } |
king33jp | 2:047ca9682450 | 713 | |
king33jp | 2:047ca9682450 | 714 | |
king33jp | 2:047ca9682450 | 715 | |
king33jp | 2:047ca9682450 | 716 | |
king33jp | 2:047ca9682450 | 717 | void ST7735_TFT::character(int x, int y, int c) { |
king33jp | 2:047ca9682450 | 718 | unsigned int hor,vert,offset,bpl,j,i,b; |
king33jp | 2:047ca9682450 | 719 | unsigned char* zeichen; |
king33jp | 2:047ca9682450 | 720 | unsigned char z,w; |
king33jp | 2:047ca9682450 | 721 | |
king33jp | 2:047ca9682450 | 722 | if ((c < 31) || (c > 156)) return; // test char range |
king33jp | 2:047ca9682450 | 723 | |
king33jp | 2:047ca9682450 | 724 | // read font parameter from start of array |
king33jp | 2:047ca9682450 | 725 | offset = font[0]; // bytes / char |
king33jp | 2:047ca9682450 | 726 | hor = font[1]; // get hor size of font |
king33jp | 2:047ca9682450 | 727 | vert = font[2]; // get vert size of font |
king33jp | 2:047ca9682450 | 728 | bpl = font[3]; // bytes per line |
king33jp | 2:047ca9682450 | 729 | |
king33jp | 2:047ca9682450 | 730 | if (char_x + hor > width()) { |
king33jp | 2:047ca9682450 | 731 | char_x = 0; |
king33jp | 2:047ca9682450 | 732 | char_y = char_y + vert; |
king33jp | 2:047ca9682450 | 733 | if (char_y >= height() - font[2]) { |
king33jp | 2:047ca9682450 | 734 | char_y = 0; |
king33jp | 2:047ca9682450 | 735 | } |
king33jp | 2:047ca9682450 | 736 | } |
king33jp | 2:047ca9682450 | 737 | |
king33jp | 2:047ca9682450 | 738 | window(char_x, char_y,hor,vert); // char box |
king33jp | 2:047ca9682450 | 739 | wr_cmd(0x2C); |
king33jp | 2:047ca9682450 | 740 | wr_dat_start(); |
king33jp | 2:047ca9682450 | 741 | zeichen = &font[((c -32) * offset) + 4]; // start of char bitmap |
king33jp | 2:047ca9682450 | 742 | w = zeichen[0]; // width of actual char |
king33jp | 2:047ca9682450 | 743 | #ifndef TARGET_KL25Z |
king33jp | 2:047ca9682450 | 744 | _spi.format(16,3); // pixel are 16 bit |
king33jp | 2:047ca9682450 | 745 | #endif |
king33jp | 2:047ca9682450 | 746 | for (j=0; j<vert; j++) { // vert line |
king33jp | 2:047ca9682450 | 747 | for (i=0; i<hor; i++) { // horz line |
king33jp | 2:047ca9682450 | 748 | z = zeichen[bpl * i + ((j & 0xF8) >> 3)+1]; |
king33jp | 2:047ca9682450 | 749 | b = 1 << (j & 0x07); |
king33jp | 2:047ca9682450 | 750 | if (( z & b ) == 0x00) { |
king33jp | 2:047ca9682450 | 751 | #ifndef TARGET_KL25Z // 16 Bit SPI |
king33jp | 2:047ca9682450 | 752 | _spi.write(_background); |
king33jp | 2:047ca9682450 | 753 | #else |
king33jp | 2:047ca9682450 | 754 | _spi.write(_background >> 8); |
king33jp | 2:047ca9682450 | 755 | _spi.write(_background & 0xff); |
king33jp | 2:047ca9682450 | 756 | #endif |
king33jp | 2:047ca9682450 | 757 | } else { |
king33jp | 2:047ca9682450 | 758 | #ifndef TARGET_KL25Z // 16 Bit SPI |
king33jp | 2:047ca9682450 | 759 | _spi.write(_foreground); |
king33jp | 2:047ca9682450 | 760 | #else |
king33jp | 2:047ca9682450 | 761 | _spi.write(_foreground >> 8); |
king33jp | 2:047ca9682450 | 762 | _spi.write(_foreground & 0xff); |
king33jp | 2:047ca9682450 | 763 | #endif |
king33jp | 2:047ca9682450 | 764 | } |
king33jp | 2:047ca9682450 | 765 | } |
king33jp | 2:047ca9682450 | 766 | } |
king33jp | 2:047ca9682450 | 767 | #ifndef TARGET_KL25Z // 16 Bit SPI |
king33jp | 2:047ca9682450 | 768 | _spi.format(8,3); |
king33jp | 2:047ca9682450 | 769 | #endif |
king33jp | 2:047ca9682450 | 770 | wr_dat_stop(); |
king33jp | 2:047ca9682450 | 771 | if ((w + 2) < hor) { // x offset to next char |
king33jp | 2:047ca9682450 | 772 | char_x += w + 2; |
king33jp | 2:047ca9682450 | 773 | } else char_x += hor; |
king33jp | 2:047ca9682450 | 774 | } |
king33jp | 2:047ca9682450 | 775 | |
king33jp | 2:047ca9682450 | 776 | |
king33jp | 2:047ca9682450 | 777 | |
king33jp | 2:047ca9682450 | 778 | |
king33jp | 2:047ca9682450 | 779 | |
king33jp | 2:047ca9682450 | 780 | void ST7735_TFT::set_font(unsigned char* f) { |
king33jp | 2:047ca9682450 | 781 | font = f; |
king33jp | 2:047ca9682450 | 782 | } |
king33jp | 2:047ca9682450 | 783 | |
king33jp | 2:047ca9682450 | 784 | |
king33jp | 2:047ca9682450 | 785 | |
king33jp | 2:047ca9682450 | 786 | void ST7735_TFT::Bitmap(unsigned int x, unsigned int y, unsigned int w, unsigned int h,unsigned char *bitmap) { |
king33jp | 2:047ca9682450 | 787 | unsigned int i,j; |
king33jp | 2:047ca9682450 | 788 | unsigned short *bitmap_ptr = (unsigned short *)bitmap; |
king33jp | 2:047ca9682450 | 789 | unsigned short pix_temp; |
king33jp | 2:047ca9682450 | 790 | window(x, y, w, h); |
king33jp | 2:047ca9682450 | 791 | wr_cmd(0x2C); |
king33jp | 2:047ca9682450 | 792 | wr_dat_start(); |
king33jp | 2:047ca9682450 | 793 | for (j = 0; j < h; j++) { //Lines |
king33jp | 2:047ca9682450 | 794 | for (i = 0; i < w; i++) { // copy pixel data to TFT |
king33jp | 2:047ca9682450 | 795 | #if 0 |
king33jp | 2:047ca9682450 | 796 | pix_temp = *bitmap_ptr; |
king33jp | 2:047ca9682450 | 797 | _spi.write( ((pix_temp << 3)|( (pix_temp >> 8)&0x07) )&0xFF ); |
king33jp | 2:047ca9682450 | 798 | _spi.write( ((pix_temp >>11)|(pix_temp&0xE0)&0xFF) ); |
king33jp | 2:047ca9682450 | 799 | |
king33jp | 2:047ca9682450 | 800 | //_spi.write(pix_temp >> 8); |
king33jp | 2:047ca9682450 | 801 | //_spi.write(pix_temp); |
king33jp | 2:047ca9682450 | 802 | #else |
king33jp | 2:047ca9682450 | 803 | _spi.write(*bitmap_ptr >> 8); |
king33jp | 2:047ca9682450 | 804 | _spi.write(*bitmap_ptr); // one line |
king33jp | 2:047ca9682450 | 805 | #endif |
king33jp | 2:047ca9682450 | 806 | bitmap_ptr++; |
king33jp | 2:047ca9682450 | 807 | } |
king33jp | 2:047ca9682450 | 808 | } |
king33jp | 2:047ca9682450 | 809 | wr_dat_stop(); |
king33jp | 2:047ca9682450 | 810 | } |
king33jp | 2:047ca9682450 | 811 | |
king33jp | 2:047ca9682450 | 812 | |
king33jp | 2:047ca9682450 | 813 | int ST7735_TFT::BMP_16(unsigned int x, unsigned int y, const char *Name_BMP) { |
king33jp | 2:047ca9682450 | 814 | // BEWARE ! |
king33jp | 2:047ca9682450 | 815 | // NOT TESTED |
king33jp | 2:047ca9682450 | 816 | #define OffsetPixelWidth 18 |
king33jp | 2:047ca9682450 | 817 | #define OffsetPixelHeigh 22 |
king33jp | 2:047ca9682450 | 818 | #define OffsetFileSize 34 |
king33jp | 2:047ca9682450 | 819 | #define OffsetPixData 10 |
king33jp | 2:047ca9682450 | 820 | #define OffsetBPP 28 |
king33jp | 2:047ca9682450 | 821 | |
king33jp | 2:047ca9682450 | 822 | char filename[50]; |
king33jp | 2:047ca9682450 | 823 | unsigned char BMP_Header[54]; |
king33jp | 2:047ca9682450 | 824 | unsigned short BPP_t; |
king33jp | 2:047ca9682450 | 825 | unsigned int PixelWidth,PixelHeigh,start_data; |
king33jp | 2:047ca9682450 | 826 | unsigned int i,off; |
king33jp | 2:047ca9682450 | 827 | int padd,j; |
king33jp | 2:047ca9682450 | 828 | unsigned short *line; |
king33jp | 2:047ca9682450 | 829 | |
king33jp | 2:047ca9682450 | 830 | // get the filename |
king33jp | 2:047ca9682450 | 831 | #if 0 |
king33jp | 2:047ca9682450 | 832 | LocalFileSystem local("local"); |
king33jp | 2:047ca9682450 | 833 | #endif |
king33jp | 2:047ca9682450 | 834 | sprintf(&filename[0],"/local/"); |
king33jp | 2:047ca9682450 | 835 | i=7; |
king33jp | 2:047ca9682450 | 836 | while (*Name_BMP!='\0') { |
king33jp | 2:047ca9682450 | 837 | filename[i++]=*Name_BMP++; |
king33jp | 2:047ca9682450 | 838 | } |
king33jp | 2:047ca9682450 | 839 | FILE *Image = fopen((const char *)&filename[0], "r"); // open the bmp file |
king33jp | 2:047ca9682450 | 840 | if (!Image) { |
king33jp | 2:047ca9682450 | 841 | return(0); // error file not found ! |
king33jp | 2:047ca9682450 | 842 | } |
king33jp | 2:047ca9682450 | 843 | |
king33jp | 2:047ca9682450 | 844 | fread(&BMP_Header[0],1,54,Image); // get the BMP Header |
king33jp | 2:047ca9682450 | 845 | |
king33jp | 2:047ca9682450 | 846 | if (BMP_Header[0] != 0x42 || BMP_Header[1] != 0x4D) { // check magic byte |
king33jp | 2:047ca9682450 | 847 | fclose(Image); |
king33jp | 2:047ca9682450 | 848 | return(-1); // error no BMP file |
king33jp | 2:047ca9682450 | 849 | } |
king33jp | 2:047ca9682450 | 850 | |
king33jp | 2:047ca9682450 | 851 | BPP_t = BMP_Header[OffsetBPP] + (BMP_Header[OffsetBPP + 1] << 8); |
king33jp | 2:047ca9682450 | 852 | if (BPP_t != 0x0010) { |
king33jp | 2:047ca9682450 | 853 | fclose(Image); |
king33jp | 2:047ca9682450 | 854 | return(-2); // error no 16 bit BMP |
king33jp | 2:047ca9682450 | 855 | } |
king33jp | 2:047ca9682450 | 856 | |
king33jp | 2:047ca9682450 | 857 | PixelHeigh = BMP_Header[OffsetPixelHeigh] + (BMP_Header[OffsetPixelHeigh + 1] << 8) + (BMP_Header[OffsetPixelHeigh + 2] << 16) + (BMP_Header[OffsetPixelHeigh + 3] << 24); |
king33jp | 2:047ca9682450 | 858 | PixelWidth = BMP_Header[OffsetPixelWidth] + (BMP_Header[OffsetPixelWidth + 1] << 8) + (BMP_Header[OffsetPixelWidth + 2] << 16) + (BMP_Header[OffsetPixelWidth + 3] << 24); |
king33jp | 2:047ca9682450 | 859 | if (PixelHeigh > height() + y || PixelWidth > width() + x) { |
king33jp | 2:047ca9682450 | 860 | fclose(Image); |
king33jp | 2:047ca9682450 | 861 | return(-3); // to big |
king33jp | 2:047ca9682450 | 862 | } |
king33jp | 2:047ca9682450 | 863 | |
king33jp | 2:047ca9682450 | 864 | start_data = BMP_Header[OffsetPixData] + (BMP_Header[OffsetPixData + 1] << 8) + (BMP_Header[OffsetPixData + 2] << 16) + (BMP_Header[OffsetPixData + 3] << 24); |
king33jp | 2:047ca9682450 | 865 | |
king33jp | 2:047ca9682450 | 866 | line = (unsigned short *) malloc (PixelWidth); // we need a buffer for a line |
king33jp | 2:047ca9682450 | 867 | if (line == NULL) { |
king33jp | 2:047ca9682450 | 868 | return(-4); // error no memory |
king33jp | 2:047ca9682450 | 869 | } |
king33jp | 2:047ca9682450 | 870 | |
king33jp | 2:047ca9682450 | 871 | // the lines are padded to multiple of 4 bytes |
king33jp | 2:047ca9682450 | 872 | padd = -1; |
king33jp | 2:047ca9682450 | 873 | do { |
king33jp | 2:047ca9682450 | 874 | padd ++; |
king33jp | 2:047ca9682450 | 875 | } while ((PixelWidth * 2 + padd)%4 != 0); |
king33jp | 2:047ca9682450 | 876 | |
king33jp | 2:047ca9682450 | 877 | window(x, y,PixelWidth,PixelHeigh); |
king33jp | 2:047ca9682450 | 878 | wr_cmd(0x2C); |
king33jp | 2:047ca9682450 | 879 | wr_dat_start(); |
king33jp | 2:047ca9682450 | 880 | #ifndef TARGET_KL25Z // only 8 Bit SPI |
king33jp | 2:047ca9682450 | 881 | _spi.format(16,3); |
king33jp | 2:047ca9682450 | 882 | #endif // switch to 16 bit Mode 3 |
king33jp | 2:047ca9682450 | 883 | for (j = PixelHeigh - 1; j >= 0; j--) { //Lines bottom up |
king33jp | 2:047ca9682450 | 884 | off = j * (PixelWidth * 2 + padd) + start_data; // start of line |
king33jp | 2:047ca9682450 | 885 | fseek(Image, off ,SEEK_SET); |
king33jp | 2:047ca9682450 | 886 | fread(line,1,PixelWidth * 2,Image); // read a line - slow ! |
king33jp | 2:047ca9682450 | 887 | for (i = 0; i < PixelWidth; i++) { // copy pixel data to TFT |
king33jp | 2:047ca9682450 | 888 | #ifndef TARGET_KL25Z // only 8 Bit SPI |
king33jp | 2:047ca9682450 | 889 | _spi.write(line[i]); // one 16 bit pixel |
king33jp | 2:047ca9682450 | 890 | #else |
king33jp | 2:047ca9682450 | 891 | _spi.write(line[i] >> 8); |
king33jp | 2:047ca9682450 | 892 | _spi.write(line[i]); |
king33jp | 2:047ca9682450 | 893 | #endif |
king33jp | 2:047ca9682450 | 894 | } |
king33jp | 2:047ca9682450 | 895 | } |
king33jp | 2:047ca9682450 | 896 | _spi.format(8,3); |
king33jp | 2:047ca9682450 | 897 | wr_dat_stop(); |
king33jp | 2:047ca9682450 | 898 | free (line); |
king33jp | 2:047ca9682450 | 899 | fclose(Image); |
king33jp | 2:047ca9682450 | 900 | return(1); |
king33jp | 2:047ca9682450 | 901 | } |