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| 1 | +#ifndef __DEPG0290BxS800FxX_BW_H__ |
| 2 | +#define __DEPG0290BxS800FxX_BW_H__ |
| 3 | + |
| 4 | +#include <HT_Display.h> |
| 5 | +#include <SPI.h> |
| 6 | + |
| 7 | + |
| 8 | +class DEPG0290BxS800FxX_BW : public ScreenDisplay { |
| 9 | + private: |
| 10 | + uint8_t _rst; |
| 11 | + uint8_t _dc; |
| 12 | + int8_t _cs; |
| 13 | + int8_t _clk; |
| 14 | + int8_t _mosi; |
| 15 | + int8_t _miso; |
| 16 | + uint32_t _freq; |
| 17 | + uint8_t _spi_num; |
| 18 | + int8_t _busy; |
| 19 | + uint8_t _bbf[4736]; |
| 20 | + SPISettings _spiSettings; |
| 21 | + |
| 22 | + public: |
| 23 | + DEPG0290BxS800FxX_BW(uint8_t _rst, uint8_t _dc, int8_t _cs, int8_t _busy, int8_t _sck, int8_t _mosi,int8_t _miso,uint32_t _freq = 6000000, DISPLAY_GEOMETRY g = |
| 24 | +GEOMETRY_296_128) { |
| 25 | + setGeometry(g); |
| 26 | + this->_rst = _rst; |
| 27 | + this->_dc = _dc; |
| 28 | + this->_cs = _cs; |
| 29 | + this->_freq = _freq; |
| 30 | + this->_clk = _sck; |
| 31 | + this->_mosi = _mosi; |
| 32 | + this->_miso = _miso; |
| 33 | + this->_busy = _busy; |
| 34 | + this->displayType = E_INK; |
| 35 | + } |
| 36 | + |
| 37 | + bool connect(){ |
| 38 | + pinMode(_dc, OUTPUT); |
| 39 | + pinMode(_rst, OUTPUT); |
| 40 | + pinMode(_cs, OUTPUT); |
| 41 | + digitalWrite(_cs, HIGH); |
| 42 | + pinMode(_busy, INPUT); |
| 43 | + this->buffer = _bbf; |
| 44 | + SPI.begin (this->_clk,this->_miso,this->_mosi); |
| 45 | + _spiSettings._clock=this->_freq; |
| 46 | + // Pulse Reset low for 10ms |
| 47 | + digitalWrite(_rst, HIGH); |
| 48 | + delay(100); |
| 49 | + digitalWrite(_rst, LOW); |
| 50 | + delay(100); |
| 51 | + digitalWrite(_rst, HIGH); |
| 52 | + return true; |
| 53 | + } |
| 54 | + |
| 55 | + void display(void) { |
| 56 | + |
| 57 | + if(rotate_angle==ANGLE_0_DEGREE||rotate_angle==ANGLE_180_DEGREE) |
| 58 | + { |
| 59 | + sendCommand(0x24); |
| 60 | + digitalWrite(_cs,LOW); |
| 61 | + int xmax=this->width(); |
| 62 | + int ymax=this->height()>>3; |
| 63 | + if(rotate_angle==ANGLE_0_DEGREE) |
| 64 | + { |
| 65 | + SPI.beginTransaction(SPISettings(6000000, LSBFIRST, SPI_MODE0)); |
| 66 | + for(int x=0;x<xmax;x++) |
| 67 | + { |
| 68 | + for(int y=0;y<ymax;y++) |
| 69 | + { |
| 70 | + SPI.transfer(~buffer[x + y * xmax]); |
| 71 | + } |
| 72 | + } |
| 73 | + } |
| 74 | + else |
| 75 | + { |
| 76 | + SPI.beginTransaction(SPISettings(6000000, MSBFIRST, SPI_MODE0)); |
| 77 | + for(int x=xmax-1;x>=0;x--) |
| 78 | + { |
| 79 | + for(int y=(ymax-1);y>=0;y--) |
| 80 | + { |
| 81 | + SPI.transfer(~buffer[x + y * xmax]); |
| 82 | + } |
| 83 | + } |
| 84 | + } |
| 85 | + SPI.endTransaction(); |
| 86 | + digitalWrite(_cs,HIGH); |
| 87 | + sendCommand(0x20); |
| 88 | + WaitUntilIdle(); |
| 89 | + } |
| 90 | + else |
| 91 | + { |
| 92 | + uint8_t buffer_rotate[displayBufferSize]; |
| 93 | + memset(buffer_rotate,0,displayBufferSize); |
| 94 | + uint8_t temp; |
| 95 | + for(uint16_t i=0;i<this->width();i++) |
| 96 | + { |
| 97 | + for(uint16_t j=0;j<this->height();j++) |
| 98 | + { |
| 99 | + temp = buffer[(j>>3)*this->width()+i]>>(j&7)&0x01; |
| 100 | + buffer_rotate[(i>>3)*this->height()+j]|=(temp<<(i&7)); |
| 101 | + } |
| 102 | + } |
| 103 | + sendCommand(0x24); |
| 104 | + digitalWrite(_cs,LOW); |
| 105 | + int xmax=this->height(); |
| 106 | + int ymax=this->width()>>3; |
| 107 | + if(rotate_angle==ANGLE_90_DEGREE) |
| 108 | + { |
| 109 | + SPI.beginTransaction(SPISettings(6000000, MSBFIRST, SPI_MODE0)); |
| 110 | + for(int x=0;x<xmax;x++) |
| 111 | + { |
| 112 | + for(int y=ymax-1;y>=0;y--) |
| 113 | + { |
| 114 | + SPI.transfer(~buffer_rotate[x + y * xmax]); |
| 115 | + } |
| 116 | + } |
| 117 | + } |
| 118 | + else |
| 119 | + { |
| 120 | + SPI.beginTransaction(SPISettings(6000000, LSBFIRST, SPI_MODE0)); |
| 121 | + for(int x=xmax-1;x>=0;x--) |
| 122 | + { |
| 123 | + for(int y=0;y<ymax;y++) |
| 124 | + { |
| 125 | + SPI.transfer(~buffer_rotate[x + y * xmax]); |
| 126 | + } |
| 127 | + } |
| 128 | + } |
| 129 | + SPI.endTransaction(); |
| 130 | + digitalWrite(_cs,HIGH); |
| 131 | + sendCommand(0x20); |
| 132 | + WaitUntilIdle(); |
| 133 | + } |
| 134 | + } |
| 135 | + |
| 136 | + void stop(){ |
| 137 | + end(); |
| 138 | + } |
| 139 | + |
| 140 | + private: |
| 141 | + int getBufferOffset(void) { |
| 142 | + return 0; |
| 143 | + } |
| 144 | + |
| 145 | + void WaitUntilIdle() |
| 146 | + { |
| 147 | + while(digitalRead(_busy)) { //LOW: idle, HIGH: busy |
| 148 | + delay(1); |
| 149 | + } |
| 150 | + delay(100); |
| 151 | + } |
| 152 | + inline void sendCommand(uint8_t com) __attribute__((always_inline)){ |
| 153 | + digitalWrite(_dc, LOW); |
| 154 | + digitalWrite(_cs,LOW); |
| 155 | + SPI.beginTransaction(_spiSettings); |
| 156 | + SPI.transfer(com); |
| 157 | + SPI.endTransaction(); |
| 158 | + digitalWrite(_cs,HIGH); |
| 159 | + digitalWrite(_dc, HIGH); |
| 160 | + } |
| 161 | + void sendData(unsigned char data) { |
| 162 | + digitalWrite(this->_cs, LOW); |
| 163 | + SPI.transfer(data); |
| 164 | + digitalWrite(this->_cs, HIGH); |
| 165 | + } |
| 166 | + |
| 167 | + void sendInitCommands(void) |
| 168 | + { |
| 169 | + if (geometry == GEOMETRY_RAWMODE) |
| 170 | + return; |
| 171 | + WaitUntilIdle(); |
| 172 | + sendCommand(0x12); // soft reset |
| 173 | + WaitUntilIdle(); |
| 174 | + |
| 175 | + } |
| 176 | + void sendScreenRotateCommand(){} |
| 177 | +}; |
| 178 | + |
| 179 | +#endif |
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