Lib for the new LCD Display with ILI9341 controller supporting two displays
Dependents: CANary_9341_test CANary_9341 CANary
Fork of SPI_TFT_ILI9341 by
Diff: SPI_TFTx2_ILI9341.cpp
- Revision:
- 9:522e742e62eb
- Parent:
- 8:66cf46ec1225
- Child:
- 10:aca12a61d2b1
--- a/SPI_TFTx2_ILI9341.cpp Mon May 12 00:53:43 2014 +0000 +++ b/SPI_TFTx2_ILI9341.cpp Mon May 12 03:18:44 2014 +0000 @@ -24,30 +24,31 @@ //extern Serial pc; //extern DigitalOut xx; // debug !! -SPI_TFTx2_ILI9341::SPI_TFTx2_ILI9341(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName reset, PinName dc, const char *name) - : _spi(mosi, miso, sclk), _cs(cs), _reset(reset), _dc(dc), GraphicsDisplay(name) +SPI_TFTx2::SPI_TFTx2(PinName mosi, PinName miso, PinName sclk, PinName cs0, PinName cs1, PinName reset, PinName dc, const char *name) + : _spi(mosi, miso, sclk), _cs0(cs0), _cs1(cs1), _reset(reset), _dc(dc), GraphicsDisplay(name) { clk = sclk; orientation = 0; char_x = 0; + seldisp = 2; tft_reset(); } -int SPI_TFTx2_ILI9341::width() +int SPI_TFTx2::width() { if (orientation == 0 || orientation == 2) return 240; else return 320; } -int SPI_TFTx2_ILI9341::height() +int SPI_TFTx2::height() { if (orientation == 0 || orientation == 2) return 320; else return 240; } -void SPI_TFTx2_ILI9341::set_orientation(unsigned int o) +void SPI_TFTx2::set_orientation(unsigned int o) { orientation = o; wr_cmd(0x36); // MEMORY_ACCESS_CONTROL @@ -65,51 +66,95 @@ _spi.write(0xE8); break; } - _cs = 1; + _cs0 = 1; + _cs1 = 1; WindowMax(); } +void SPI_TFTx2::set_display(unsigned int o) +{ + seldisp = o; +} // write command to tft register -void SPI_TFTx2_ILI9341::wr_cmd(unsigned char cmd) +void SPI_TFTx2::wr_cmd(unsigned char cmd) { _dc = 0; - _cs = 0; + if (seldisp == 0) { + _cs0 = 0; + _cs1 = 1; + } else if (seldisp == 1) { + _cs0 = 1; + _cs1 = 0; + } else { + _cs0 = 0; + _cs1 = 0; + } _spi.write(cmd); // mbed lib _dc = 1; } -void SPI_TFTx2_ILI9341::wr_dat(unsigned char dat) +void SPI_TFTx2::wr_dat(unsigned char dat) { - _spi.write(dat); // mbed lib + if (seldisp == 0) { + _cs0 = 0; + _cs1 = 1; + } else if (seldisp == 1) { + _cs0 = 1; + _cs1 = 0; + } else { + _cs0 = 0; + _cs1 = 0; + } + _spi.write(dat); // mbed lib } // the ILI9341 can read -char SPI_TFTx2_ILI9341::rd_byte(unsigned char cmd) +char SPI_TFTx2::rd_byte(unsigned char cmd) { char r; _dc = 0; - _cs = 0; + if (seldisp == 0) { + _cs0 = 0; + _cs1 = 1; + } else if (seldisp == 1) { + _cs0 = 1; + _cs1 = 0; + } else { + _cs0 = 0; + _cs1 = 0; + } _spi.write(cmd); // mbed lib - _cs = 1; + _cs0 = 1; + _cs1 = 1; r = _spi.write(0xff); - _cs = 1; + _cs0 = 1; + _cs1 = 1; return(r); } // read 32 bit -int SPI_TFTx2_ILI9341::rd_32(unsigned char cmd) +int SPI_TFTx2::rd_32(unsigned char cmd) { int d; char r; _dc = 0; - _cs = 0; + if (seldisp == 0) { + _cs0 = 0; + _cs1 = 1; + } else if (seldisp == 1) { + _cs0 = 1; + _cs1 = 0; + } else { + _cs0 = 0; + _cs1 = 0; + } d = cmd; d = d << 1; _spi.format(9,3); // we have to add a dummy clock cycle @@ -124,11 +169,12 @@ d = (d << 8) | r; r = _spi.write(0xff); d = (d << 8) | r; - _cs = 1; + _cs0 = 1; + _cs1 = 1; return(d); } -int SPI_TFTx2_ILI9341::Read_ID(void){ +int SPI_TFTx2::Read_ID(void){ int r; r = rd_byte(0x0A); r = rd_byte(0x0A); @@ -140,11 +186,12 @@ // Init code based on MI0283QT datasheet -void SPI_TFTx2_ILI9341::tft_reset() +void SPI_TFTx2::tft_reset() { _spi.format(8,3); // 8 bit spi mode 3 _spi.frequency(10000000); // 10 Mhz SPI clock - _cs = 1; // cs high + _cs0 = 1; // cs high + _cs1 = 1; _dc = 1; // dc high _reset = 0; // display reset @@ -161,20 +208,23 @@ _spi.write(0x00); _spi.write(0x83); _spi.write(0x30); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0xED); _spi.write(0x64); _spi.write(0x03); _spi.write(0x12); _spi.write(0x81); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0xE8); _spi.write(0x85); _spi.write(0x01); _spi.write(0x79); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0xCB); _spi.write(0x39); @@ -182,54 +232,66 @@ _spi.write(0x00); _spi.write(0x34); _spi.write(0x02); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0xF7); _spi.write(0x20); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0xEA); _spi.write(0x00); _spi.write(0x00); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0xC0); // POWER_CONTROL_1 _spi.write(0x26); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0xC1); // POWER_CONTROL_2 _spi.write(0x11); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0xC5); // VCOM_CONTROL_1 _spi.write(0x35); _spi.write(0x3E); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0xC7); // VCOM_CONTROL_2 _spi.write(0xBE); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0x36); // MEMORY_ACCESS_CONTROL _spi.write(0x48); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0x3A); // COLMOD_PIXEL_FORMAT_SET _spi.write(0x55); // 16 bit pixel - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0xB1); // Frame Rate _spi.write(0x00); _spi.write(0x1B); - _cs = 1; - + _cs0 = 1; + _cs1 = 1; + wr_cmd(0xF2); // Gamma Function Disable _spi.write(0x08); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0x26); _spi.write(0x01); // gamma set for curve 01/2/04/08 - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0xE0); // positive gamma correction _spi.write(0x1F); @@ -247,7 +309,8 @@ _spi.write(0x07); _spi.write(0x05); _spi.write(0x00); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0xE1); // negativ gamma correction _spi.write(0x00); @@ -265,7 +328,8 @@ _spi.write(0x38); _spi.write(0x3A); _spi.write(0x1F); - _cs = 1; + _cs0 = 1; + _cs1 = 1; WindowMax (); @@ -277,38 +341,44 @@ wr_cmd(0xB7); // entry mode _spi.write(0x07); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0xB6); // display function control _spi.write(0x0A); _spi.write(0x82); _spi.write(0x27); _spi.write(0x00); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0x11); // sleep out - _cs = 1; + _cs0 = 1; + _cs1 = 1; wait_ms(100); wr_cmd(0x29); // display on - _cs = 1; + _cs0 = 1; + _cs1 = 1; wait_ms(100); } -void SPI_TFTx2_ILI9341::pixel(int x, int y, int color) +void SPI_TFTx2::pixel(int x, int y, int color) { wr_cmd(0x2A); _spi.write(x >> 8); _spi.write(x); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0x2B); _spi.write(y >> 8); _spi.write(y); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0x2C); // send pixel #if defined TARGET_KL25Z // 8 Bit SPI _spi.write(color >> 8); @@ -318,11 +388,12 @@ _spi.write(color); // Write D0..D15 _spi.format(8,3); #endif - _cs = 1; + _cs0 = 1; + _cs1 = 1; } -void SPI_TFTx2_ILI9341::window (unsigned int x, unsigned int y, unsigned int w, unsigned int h) +void SPI_TFTx2::window (unsigned int x, unsigned int y, unsigned int w, unsigned int h) { wr_cmd(0x2A); _spi.write(x >> 8); @@ -330,24 +401,26 @@ _spi.write((x+w-1) >> 8); _spi.write(x+w-1); - _cs = 1; + _cs0 = 1; + _cs1 = 1; wr_cmd(0x2B); _spi.write(y >> 8); _spi.write(y); _spi.write((y+h-1) >> 8); _spi.write(y+h-1); - _cs = 1; + _cs0 = 1; + _cs1 = 1; } -void SPI_TFTx2_ILI9341::WindowMax (void) +void SPI_TFTx2::WindowMax (void) { window (0, 0, width(), height()); } -void SPI_TFTx2_ILI9341::cls (void) +void SPI_TFTx2::cls (void) { int pixel = ( width() * height()); WindowMax(); @@ -366,11 +439,12 @@ _spi.write(_background); _spi.format(8,3); #endif - _cs = 1; + _cs0 = 1; + _cs1 = 1; } -void SPI_TFTx2_ILI9341::circle(int x0, int y0, int r, int color) +void SPI_TFTx2::circle(int x0, int y0, int r, int color) { int x = -r, y = 0, err = 2-2*r, e2; @@ -389,7 +463,7 @@ } -void SPI_TFTx2_ILI9341::fillcircle(int x0, int y0, int r, int color) +void SPI_TFTx2::fillcircle(int x0, int y0, int r, int color) { int x = -r, y = 0, err = 2-2*r, e2; do { @@ -405,7 +479,7 @@ } -void SPI_TFTx2_ILI9341::hline(int x0, int x1, int y, int color) +void SPI_TFTx2::hline(int x0, int x1, int y, int color) { int w; w = x1 - x0 + 1; @@ -425,12 +499,13 @@ } _spi.format(8,3); #endif - _cs = 1; + _cs0 = 1; + _cs1 = 1; WindowMax(); return; } -void SPI_TFTx2_ILI9341::vline(int x, int y0, int y1, int color) +void SPI_TFTx2::vline(int x, int y0, int y1, int color) { int h; h = y1 - y0 + 1; @@ -448,14 +523,15 @@ } _spi.format(8,3); #endif - _cs = 1; + _cs0 = 1; + _cs1 = 1; WindowMax(); return; } -void SPI_TFTx2_ILI9341::line(int x0, int y0, int x1, int y1, int color) +void SPI_TFTx2::line(int x0, int y0, int x1, int y1, int color) { //WindowMax(); int dx = 0, dy = 0; @@ -527,7 +603,7 @@ } -void SPI_TFTx2_ILI9341::rect(int x0, int y0, int x1, int y1, int color) +void SPI_TFTx2::rect(int x0, int y0, int x1, int y1, int color) { if (x1 > x0) hline(x0,x1,y0,color); @@ -547,7 +623,7 @@ -void SPI_TFTx2_ILI9341::fillrect(int x0, int y0, int x1, int y1, int color) +void SPI_TFTx2::fillrect(int x0, int y0, int x1, int y1, int color) { int h = y1 - y0 + 1; @@ -567,13 +643,14 @@ } _spi.format(8,3); #endif - _cs = 1; + _cs0 = 1; + _cs1 = 1; WindowMax(); return; } -void SPI_TFTx2_ILI9341::locate(int x, int y) +void SPI_TFTx2::locate(int x, int y) { char_x = x; char_y = y; @@ -581,21 +658,21 @@ -int SPI_TFTx2_ILI9341::columns() +int SPI_TFTx2::columns() { return width() / font[1]; } -int SPI_TFTx2_ILI9341::rows() +int SPI_TFTx2::rows() { return height() / font[2]; } -int SPI_TFTx2_ILI9341::_putc(int value) +int SPI_TFTx2::_putc(int value) { if (value == '\n') { // new line char_x = 0; @@ -610,7 +687,7 @@ } -void SPI_TFTx2_ILI9341::character(int x, int y, int c) +void SPI_TFTx2::character(int x, int y, int c) { unsigned int hor,vert,offset,bpl,j,i,b; unsigned char* zeichen; @@ -659,7 +736,8 @@ } } } - _cs = 1; + _cs0 = 1; + _cs1 = 1; #ifndef TARGET_KL25Z // 16 Bit SPI _spi.format(8,3); #endif @@ -670,14 +748,14 @@ } -void SPI_TFTx2_ILI9341::set_font(unsigned char* f) +void SPI_TFTx2::set_font(unsigned char* f) { font = f; } -void SPI_TFTx2_ILI9341::Bitmap(unsigned int x, unsigned int y, unsigned int w, unsigned int h,unsigned char *bitmap) +void SPI_TFTx2::Bitmap(unsigned int x, unsigned int y, unsigned int w, unsigned int h,unsigned char *bitmap) { unsigned int j; int padd; @@ -714,7 +792,8 @@ bitmap_ptr -= 2*w; bitmap_ptr -= padd; } - _cs = 1; + _cs0 = 1; + _cs1 = 1; #ifndef TARGET_KL25Z // 16 Bit SPI _spi.format(8,3); #endif @@ -724,7 +803,7 @@ // local filesystem is not implemented in kinetis board , but you can add a SD card -int SPI_TFTx2_ILI9341::BMP_16(unsigned int x, unsigned int y, const char *Name_BMP) +int SPI_TFTx2::BMP_16(unsigned int x, unsigned int y, const char *Name_BMP) { #define OffsetPixelWidth 18 @@ -804,7 +883,8 @@ #endif } } - _cs = 1; + _cs0 = 1; + _cs1 = 1; _spi.format(8,3); free (line); fclose(Image);