add_executable (oled-1327 oled-1327.cxx)
add_executable (proximity max44000.cxx)
add_executable (accelerometer mma7455.cxx)
+add_executable (lcd st7735.cxx)
include_directories (${PROJECT_SOURCE_DIR}/src/hmc5883l)
include_directories (${PROJECT_SOURCE_DIR}/src/grove)
include_directories (${PROJECT_SOURCE_DIR}/src/hcsr04)
include_directories (${PROJECT_SOURCE_DIR}/src/max44000)
include_directories (${PROJECT_SOURCE_DIR}/src/mma7455)
+include_directories (${PROJECT_SOURCE_DIR}/src/st7735)
target_link_libraries (compass hmc5883l ${CMAKE_THREAD_LIBS_INIT})
target_link_libraries (groveled grove ${CMAKE_THREAD_LIBS_INIT})
target_link_libraries (oled-1327 i2clcd ${CMAKE_THREAD_LIBS_INIT})
target_link_libraries (proximity max44000 ${CMAKE_THREAD_LIBS_INIT})
target_link_libraries (accelerometer mma7455 ${CMAKE_THREAD_LIBS_INIT})
+target_link_libraries (lcd st7735 ${CMAKE_THREAD_LIBS_INIT})
--- /dev/null
+/*
+ * Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
+ * Copyright (c) 2014 Intel Corporation.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <string.h>
+#include <unistd.h>
+#include <iostream>
+#include "st7735.h"
+#include <signal.h>
+
+int
+main(int argc, char **argv)
+{
+//! [Interesting]
+ upm::ST7735 * lcd = new upm::ST7735(7, 4, 9, 8);
+ lcd->fillScreen (ST7735_RED);
+ lcd->refresh ();
+
+ lcd->fillScreen (ST7735_CYAN);
+ lcd->refresh ();
+
+ lcd->fillScreen (ST7735_BLACK);
+ lcd->refresh ();
+
+ lcd->drawLine(10, 10, 10, 100, ST7735_MAGENTA);
+ lcd->drawLine(20, 20, 10, 100, ST7735_YELLOW);
+ lcd->drawLine(30, 30, 50, 100, ST7735_WHITE);
+ lcd->refresh ();
+
+ lcd->drawPixel (20, 20, ST7735_GREEN);
+ lcd->refresh ();
+
+ lcd->drawTriangle (50, 50, 80, 80, 60, 90, ST7735_GREEN);
+ lcd->refresh ();
+
+ lcd->drawCircle (100, 110, 10, ST7735_BLUE);
+ lcd->refresh ();
+
+ std::cout << "exiting application" << std::endl;
+
+ delete lcd;
+//! [Interesting]
+ return 0;
+}
--- /dev/null
+set (libname "st7735")
+set (libdescription "libupm SPI LCD")
+set (module_src gfx.cxx st7735.cxx)
+set (module_h gfx.h st7735.h)
+upm_module_init()
--- /dev/null
+/*
+ * Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
+ * Copyright (c) 2014 Intel Corporation.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <iostream>
+#include <unistd.h>
+#include <stdlib.h>
+
+#include "gfx.h"
+
+using namespace upm;
+
+GFX::GFX (int width, int height) {
+ m_height = height;
+ m_width = width;
+}
+
+GFX::~GFX () {
+}
+
+maa_result_t
+GFX::setPixel (int x, int y, uint16_t color) {
+ if((x < 0) ||(x >= m_width) || (y < 0) || (y >= m_height)) {
+ return MAA_ERROR_UNSPECIFIED;
+ }
+
+ int index = ((y * m_width) + x) * sizeof(uint16_t);
+ m_map[index] = (uint8_t) (color >> 8);
+ m_map[++index] = (uint8_t)(color);
+
+ return MAA_SUCCESS;
+}
+
+void
+GFX::fillScreen (uint16_t color) {
+ fillRect(0, 0, m_width, m_height, color);
+}
+
+void
+GFX::fillRect (int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color) {
+ for (int16_t i=x; i<x+w; i++) {
+ drawFastVLine(i, y, h, color);
+ }
+}
+
+void
+GFX::drawFastVLine(int16_t x, int16_t y, int16_t h, uint16_t color) {
+ drawLine(x, y, x, y+h-1, color);
+}
+
+void
+GFX::drawLine (int16_t x0, int16_t y0, int16_t x1, int16_t y1, uint16_t color) {
+ int16_t steep = abs(y1 - y0) > abs(x1 - x0);
+
+ if (steep) {
+ swap(x0, y0);
+ swap(x1, y1);
+ }
+
+ if (x0 > x1) {
+ swap(x0, x1);
+ swap(y0, y1);
+ }
+
+ int16_t dx, dy;
+ dx = x1 - x0;
+ dy = abs (y1 - y0);
+
+ int16_t err = dx / 2;
+ int16_t ystep;
+
+ if (y0 < y1) {
+ ystep = 1;
+ } else {
+ ystep = -1;
+ }
+
+ for (; x0 <= x1; x0++) {
+ if (steep) {
+ setPixel(y0, x0, color);
+ } else {
+ setPixel(x0, y0, color);
+ }
+ err -= dy;
+ if (err < 0) {
+ y0 += ystep;
+ err += dx;
+ }
+ }
+}
+
+void
+GFX::drawTriangle(int16_t x0, int16_t y0, int16_t x1, int16_t y1, int16_t x2, int16_t y2, uint16_t color) {
+ drawLine(x0, y0, x1, y1, color);
+ drawLine(x1, y1, x2, y2, color);
+ drawLine(x2, y2, x0, y0, color);
+}
+
+void
+GFX::drawCircle(int16_t x0, int16_t y0, int16_t r, uint16_t color) {
+ int16_t f = 1 - r;
+ int16_t ddF_x = 1;
+ int16_t ddF_y = -2 * r;
+ int16_t x = 0;
+ int16_t y = r;
+
+ setPixel(x0 , y0+r, color);
+ setPixel(x0 , y0-r, color);
+ setPixel(x0+r, y0 , color);
+ setPixel(x0-r, y0 , color);
+
+ while (x<y) {
+ if (f >= 0) {
+ y--;
+ ddF_y += 2;
+ f += ddF_y;
+ }
+ x++;
+
+ ddF_x += 2;
+ f += ddF_x;
+
+ setPixel(x0 + x, y0 + y, color);
+ setPixel(x0 - x, y0 + y, color);
+ setPixel(x0 + x, y0 - y, color);
+ setPixel(x0 - x, y0 - y, color);
+ setPixel(x0 + y, y0 + x, color);
+ setPixel(x0 - y, y0 + x, color);
+ setPixel(x0 + y, y0 - x, color);
+ setPixel(x0 - y, y0 - x, color);
+ }
+}
--- /dev/null
+/*
+ * Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
+ * Copyright (c) 2014 Intel Corporation.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#pragma once
+
+#include <string>
+#include <stdio.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <maa/maa.h>
+
+#define swap(a, b) { int16_t t = a; a = b; b = t; }
+
+namespace upm {
+
+/**
+ * @brief GFX helper class
+ *
+ * This file used by the screen.
+ */
+class GFX {
+ public:
+ /**
+ * Instanciates a GFX object
+ *
+ * @param width
+ * @param height
+ */
+ GFX (int width, int height);
+
+ /**
+ * GFX object destructor
+ */
+ ~GFX ();
+
+ /**
+ * Set the window address
+ *
+ * @param x0 first coordinate
+ * @param y0 first coordinate
+ * @param x1 second coordinate
+ * @param y1 second coordinate
+ */
+ virtual void setAddrWindow (uint8_t x0, uint8_t y0, uint8_t x1, uint8_t y1) = 0;
+
+ /**
+ *
+ */
+ virtual void drawPixel (int16_t x, int16_t y, uint16_t color) = 0;
+
+ /**
+ *
+ */
+ virtual void refresh () = 0;
+
+ /**
+ *
+ */
+ maa_result_t setPixel (int x, int y, uint16_t color);
+
+ /**
+ *
+ */
+ void fillScreen (uint16_t color);
+
+ /**
+ *
+ */
+ void fillRect (int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color);
+
+ /**
+ *
+ */
+ void drawFastVLine(int16_t x, int16_t y, int16_t h, uint16_t color);
+
+ /**
+ *
+ */
+ void drawLine (int16_t x0, int16_t y0, int16_t x1, int16_t y1, uint16_t color);
+
+ /**
+ *
+ */
+ void drawTriangle (int16_t x0, int16_t y0, int16_t x1, int16_t y1, int16_t x2, int16_t y2, uint16_t color);
+
+ /**
+ *
+ */
+ void drawCircle (int16_t x0, int16_t y0, int16_t r, uint16_t color);
+
+ int m_height;
+ int m_width;
+
+ uint8_t m_map[160 * 128 * 2];
+ };
+}
--- /dev/null
+%module jsupm_st7735
+
+%{
+ #include "st7735.h"
+%}
+
+%include "st7735.h"
--- /dev/null
+%module pyupm_st7735
+
+%feature("autodoc", "3");
+
+%include "st7735.h"
+%{
+ #include "st7735.h"
+%}
--- /dev/null
+/*
+ * Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
+ * Copyright (c) 2014 Intel Corporation.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <iostream>
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "st7735.h"
+
+using namespace upm;
+
+ST7735::ST7735 (uint8_t csLCD, uint8_t cSD, uint8_t rs, uint8_t rst) : GFX (160, 128) {
+ maa_init();
+
+ m_csLCD = csLCD;
+ m_cSD = cSD;
+ m_rST = rst;
+ m_rS = rs;
+
+ initModule ();
+ configModule ();
+}
+
+ST7735::~ST7735 () {
+ maa_result_t error = MAA_SUCCESS;
+ error = maa_spi_stop(m_spi);
+ if (error != MAA_SUCCESS) {
+ maa_result_print(error);
+ }
+ error = maa_gpio_close (m_csLCDPinCtx);
+ if (error != MAA_SUCCESS) {
+ maa_result_print(error);
+ }
+ error = maa_gpio_close (m_cSDPinCtx);
+ if (error != MAA_SUCCESS) {
+ maa_result_print(error);
+ }
+ error = maa_gpio_close (m_rSTPinCtx);
+ if (error != MAA_SUCCESS) {
+ maa_result_print(error);
+ }
+ error = maa_gpio_close (m_rSPinCtx);
+ if (error != MAA_SUCCESS) {
+ maa_result_print(error);
+ }
+}
+
+void
+ST7735::initModule () {
+ maa_result_t error = MAA_SUCCESS;
+
+ m_height = 160;
+ m_width = 128;
+
+ m_csLCDPinCtx = maa_gpio_init (m_csLCD);
+ if (m_csLCDPinCtx == NULL) {
+ fprintf (stderr, "Are you sure that pin%d you requested is valid on your platform?", m_csLCD);
+ exit (1);
+ }
+
+ m_cSDPinCtx = maa_gpio_init (m_cSD);
+ if (m_cSDPinCtx == NULL) {
+ fprintf (stderr, "Are you sure that pin%d you requested is valid on your platform?", m_cSD);
+ exit (1);
+ }
+
+ m_rSTPinCtx = maa_gpio_init (m_rST);
+ if (m_rSTPinCtx == NULL) {
+ fprintf (stderr, "Are you sure that pin%d you requested is valid on your platform?", m_rST);
+ exit (1);
+ }
+
+ m_rSPinCtx = maa_gpio_init (m_rS);
+ if (m_rSPinCtx == NULL) {
+ fprintf (stderr, "Are you sure that pin%d you requested is valid on your platform?", m_rS);
+ exit (1);
+ }
+
+ error = maa_gpio_dir (m_csLCDPinCtx, MAA_GPIO_OUT);
+ if (error != MAA_SUCCESS) {
+ maa_result_print (error);
+ }
+
+ error = maa_gpio_dir (m_cSDPinCtx, MAA_GPIO_OUT);
+ if (error != MAA_SUCCESS) {
+ maa_result_print (error);
+ }
+
+ error = maa_gpio_dir (m_rSTPinCtx, MAA_GPIO_OUT);
+ if (error != MAA_SUCCESS) {
+ maa_result_print (error);
+ }
+
+ error = maa_gpio_dir (m_rSPinCtx, MAA_GPIO_OUT);
+ if (error != MAA_SUCCESS) {
+ maa_result_print (error);
+ }
+
+ m_spi = maa_spi_init (0);
+ error = maa_spi_frequency(m_spi, 15 * 1000000);
+ if (error != MAA_SUCCESS) {
+ maa_result_print (error);
+ }
+
+ lcdCSOn ();
+}
+
+void
+ST7735::write (uint8_t value) {
+ rsLOW ();
+ maa_spi_write (m_spi, value);
+}
+
+void
+ST7735::data (uint8_t value) {
+ rsHIGH ();
+ maa_spi_write (m_spi, value);
+}
+
+void
+ST7735::executeCMDList(const uint8_t *addr) {
+ uint8_t numCommands, numArgs;
+ uint16_t ms;
+
+ numCommands = *(addr++); // Number of commands to follow
+ while(numCommands--) { // For each command...
+ write (*(addr++)); // Read, issue command
+ numArgs = *(addr++); // Number of args to follow
+ ms = numArgs & DELAY; // If hibit set, delay follows args
+ numArgs &= ~DELAY; // Mask out delay bit
+ while(numArgs--) { // For each argument...
+ data (*(addr++)); // Read, issue argument
+ }
+
+ if(ms) {
+ ms = *(addr++); // Read post-command delay time (ms)
+ if (ms == 255) {
+ ms = 500; // If 255, delay for 500 ms
+ }
+ usleep (ms * 1000);
+ }
+ }
+}
+
+void
+ST7735::setAddrWindow(uint8_t x0, uint8_t y0, uint8_t x1, uint8_t y1) {
+ uint8_t colstart, rowstart;
+ colstart = rowstart = 0;
+
+ write (ST7735_CASET); // Column addr set
+
+ rsHIGH ();
+ m_spiBuffer[0] = 0x00;
+ m_spiBuffer[1] = x0 + colstart; // XSTART
+ m_spiBuffer[2] = 0x00;
+ m_spiBuffer[3] = x1 + colstart; // XEND
+ maa_spi_write_buf(m_spi, m_spiBuffer, 4);
+
+ write (ST7735_RASET); // Row addr set
+
+ rsHIGH ();
+ m_spiBuffer[0] = 0x00;
+ m_spiBuffer[1] = y0 + rowstart; // YSTART
+ m_spiBuffer[2] = 0x00;
+ m_spiBuffer[3] = y1 + rowstart; // YEND
+ maa_spi_write_buf(m_spi, m_spiBuffer, 4);
+
+ write (ST7735_RAMWR); // write to RAM
+}
+
+void
+ST7735::drawPixel(int16_t x, int16_t y, uint16_t color) {
+ if (MAA_SUCCESS != setPixel (x, y, color)) {
+ return;
+ }
+
+ refresh ();
+}
+
+void
+ST7735::refresh () {
+ rsHIGH ();
+
+ int fragmentSize = m_height * m_width * 2 / 20;
+ for (int fragment = 0; fragment < 20; fragment++) {
+ maa_spi_write_buf(m_spi, &m_map[fragment * fragmentSize], fragmentSize);
+ }
+}
+
+void
+ST7735::configModule() {
+ rsHIGH ();
+ lcdCSOff ();
+ lcdCSOn ();
+
+ maa_gpio_write (m_rSTPinCtx, HIGH);
+ usleep (500000);
+ maa_gpio_write (m_rSTPinCtx, LOW);
+ usleep (500000);
+ maa_gpio_write (m_rSTPinCtx, HIGH);
+ usleep (500000);
+
+ executeCMDList (Rcmd1);
+ executeCMDList (Rcmd2red);
+ executeCMDList (Rcmd3);
+
+ write (ST7735_MADCTL);
+ data (0xC0);
+
+ setAddrWindow (0, 0, m_width - 1, m_height - 1);
+
+ fillScreen (ST7735_BLACK);
+ refresh ();
+}
+
+void
+ST7735::fill (int col, uint16_t* buff, int len) {
+ uint8_t colstart, rowstart;
+ uint8_t buf[len * 2];
+
+ colstart = 0;
+
+ write (ST7735_CASET); // Column addr set
+
+ rsHIGH ();
+ m_spiBuffer[0] = 0x00;
+ m_spiBuffer[1] = col + 1; // XSTART
+ m_spiBuffer[2] = 0x00;
+ m_spiBuffer[3] = col + 1; // XEND
+ maa_spi_write_buf(m_spi, m_spiBuffer, 4);
+
+ write (ST7735_RASET); // Row addr set
+
+ rsHIGH ();
+ m_spiBuffer[0] = 0x00;
+ m_spiBuffer[1] = 0x01; // YSTART
+ m_spiBuffer[2] = 0x00;
+ m_spiBuffer[3] = 0x9F; // YEND
+ maa_spi_write_buf(m_spi, m_spiBuffer, 4);
+
+ write (ST7735_RAMWR); // write to RAM
+
+ /*for (int idx = 0; idx < len; idx++) {
+ buf[idx*2] = buff[idx] >> 8;
+ buf[(idx*2)+1] = buff[idx];
+ }*/
+
+ rsHIGH ();
+ maa_spi_write_buf(m_spi, (uint8_t *)buff, len * 2);
+}
+
+maa_result_t
+ST7735::lcdCSOn () {
+ maa_result_t error = MAA_SUCCESS;
+
+ error = maa_gpio_write (m_csLCDPinCtx, LOW);
+ if (error != MAA_SUCCESS) {
+ maa_result_print (error);
+ }
+
+ error = maa_gpio_write (m_cSDPinCtx, HIGH);
+ if (error != MAA_SUCCESS) {
+ maa_result_print (error);
+ }
+
+ return error;
+}
+
+maa_result_t
+ST7735::lcdCSOff () {
+ maa_result_t error = MAA_SUCCESS;
+
+ error = maa_gpio_write (m_csLCDPinCtx, HIGH);
+ if (error != MAA_SUCCESS) {
+ maa_result_print (error);
+ }
+
+ return error;
+}
+
+maa_result_t
+ST7735::sdCSOn () {
+ maa_result_t error = MAA_SUCCESS;
+
+ error = maa_gpio_write (m_cSDPinCtx, LOW);
+ if (error != MAA_SUCCESS) {
+ maa_result_print (error);
+ }
+
+ error = maa_gpio_write (m_csLCDPinCtx, HIGH);
+ if (error != MAA_SUCCESS) {
+ maa_result_print (error);
+ }
+
+ return error;
+}
+
+maa_result_t
+ST7735::sdCSOff () {
+ maa_result_t error = MAA_SUCCESS;
+
+ error = maa_gpio_write (m_cSDPinCtx, HIGH);
+ if (error != MAA_SUCCESS) {
+ maa_result_print (error);
+ }
+
+ return error;
+}
+
+maa_result_t
+ST7735::rsHIGH () {
+ maa_result_t error = MAA_SUCCESS;
+
+ error = maa_gpio_write (m_rSPinCtx, HIGH);
+ if (error != MAA_SUCCESS) {
+ maa_result_print (error);
+ }
+
+ return error;
+}
+
+maa_result_t
+ST7735::rsLOW () {
+ maa_result_t error = MAA_SUCCESS;
+
+ error = maa_gpio_write (m_rSPinCtx, LOW);
+ if (error != MAA_SUCCESS) {
+ maa_result_print (error);
+ }
+
+ return error;
+}
--- /dev/null
+/*
+ * Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
+ * Copyright (c) 2014 Intel Corporation.
+ *
+ * Credits to Adafrut.com
+ * {Based on,Inspired from} original <libname> from <author>. See original license in <filepath>.
+
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#pragma once
+
+#include <string>
+#include <maa/aio.h>
+#include <maa/gpio.h>
+#include <maa/spi.h>
+#include <gfx.h>
+
+#define INITR_GREENTAB 0x0
+#define INITR_REDTAB 0x1
+#define INITR_BLACKTAB 0x2
+
+#define ST7735_TFTWIDTH 128
+#define ST7735_TFTHEIGHT 160
+
+#define ST7735_NOP 0x00
+#define ST7735_SWRESET 0x01
+#define ST7735_RDDID 0x04
+#define ST7735_RDDST 0x09
+
+#define ST7735_SLPIN 0x10
+#define ST7735_SLPOUT 0x11
+#define ST7735_PTLON 0x12
+#define ST7735_NORON 0x13
+
+#define ST7735_INVOFF 0x20
+#define ST7735_INVON 0x21
+#define ST7735_DISPOFF 0x28
+#define ST7735_DISPON 0x29
+#define ST7735_CASET 0x2A
+#define ST7735_RASET 0x2B
+#define ST7735_RAMWR 0x2C
+#define ST7735_RAMRD 0x2E
+
+#define ST7735_PTLAR 0x30
+#define ST7735_COLMOD 0x3A
+#define ST7735_MADCTL 0x36
+
+#define ST7735_FRMCTR1 0xB1
+#define ST7735_FRMCTR2 0xB2
+#define ST7735_FRMCTR3 0xB3
+#define ST7735_INVCTR 0xB4
+#define ST7735_DISSET5 0xB6
+
+#define ST7735_PWCTR1 0xC0
+#define ST7735_PWCTR2 0xC1
+#define ST7735_PWCTR3 0xC2
+#define ST7735_PWCTR4 0xC3
+#define ST7735_PWCTR5 0xC4
+#define ST7735_VMCTR1 0xC5
+
+#define ST7735_RDID1 0xDA
+#define ST7735_RDID2 0xDB
+#define ST7735_RDID3 0xDC
+#define ST7735_RDID4 0xDD
+
+#define ST7735_PWCTR6 0xFC
+
+#define ST7735_GMCTRP1 0xE0
+#define ST7735_GMCTRN1 0xE1
+
+// Color definitions
+#define ST7735_BLACK 0x0000
+#define ST7735_BLUE 0x001F
+#define ST7735_RED 0xF800
+#define ST7735_GREEN 0x07E0
+#define ST7735_CYAN 0x07FF
+#define ST7735_MAGENTA 0xF81F
+#define ST7735_YELLOW 0xFFE0
+#define ST7735_WHITE 0xFFFF
+
+#define HIGH 1
+#define LOW 0
+
+#define DELAY 0x80
+
+namespace upm {
+
+static const uint8_t Bcmd[] = {
+ // Initialization commands for 7735B screens
+ 18, // 18 commands in list:
+ ST7735_SWRESET, DELAY, // 1: Software reset, no args, w/delay
+ 50, // 50 ms delay
+ ST7735_SLPOUT , DELAY, // 2: Out of sleep mode, no args, w/delay
+ 255, // 255 = 500 ms delay
+ ST7735_COLMOD , 1+DELAY, // 3: Set color mode, 1 arg + delay:
+ 0x05, // 16-bit color
+ 10, // 10 ms delay
+ ST7735_FRMCTR1, 3+DELAY, // 4: Frame rate control, 3 args + delay:
+ 0x00, // fastest refresh
+ 0x06, // 6 lines front porch
+ 0x03, // 3 lines back porch
+ 10, // 10 ms delay
+ ST7735_MADCTL , 1 , // 5: Memory access ctrl (directions), 1 arg:
+ 0x08, // Row addr/col addr, bottom to top refresh
+ ST7735_DISSET5, 2 , // 6: Display settings #5, 2 args, no delay:
+ 0x15, // 1 clk cycle nonoverlap, 2 cycle gate
+ // rise, 3 cycle osc equalize
+ 0x02, // Fix on VTL
+ ST7735_INVCTR , 1 , // 7: Display inversion control, 1 arg:
+ 0x0, // Line inversion
+ ST7735_PWCTR1 , 2+DELAY, // 8: Power control, 2 args + delay:
+ 0x02, // GVDD = 4.7V
+ 0x70, // 1.0uA
+ 10, // 10 ms delay
+ ST7735_PWCTR2 , 1 , // 9: Power control, 1 arg, no delay:
+ 0x05, // VGH = 14.7V, VGL = -7.35V
+ ST7735_PWCTR3 , 2 , // 10: Power control, 2 args, no delay:
+ 0x01, // Opamp current small
+ 0x02, // Boost frequency
+ ST7735_VMCTR1 , 2+DELAY, // 11: Power control, 2 args + delay:
+ 0x3C, // VCOMH = 4V
+ 0x38, // VCOML = -1.1V
+ 10, // 10 ms delay
+ ST7735_PWCTR6 , 2 , // 12: Power control, 2 args, no delay:
+ 0x11, 0x15,
+ ST7735_GMCTRP1,16 , // 13: Magical unicorn dust, 16 args, no delay:
+ 0x09, 0x16, 0x09, 0x20, // (seriously though, not sure what
+ 0x21, 0x1B, 0x13, 0x19, // these config values represent)
+ 0x17, 0x15, 0x1E, 0x2B,
+ 0x04, 0x05, 0x02, 0x0E,
+ ST7735_GMCTRN1,16+DELAY, // 14: Sparkles and rainbows, 16 args + delay:
+ 0x0B, 0x14, 0x08, 0x1E, // (ditto)
+ 0x22, 0x1D, 0x18, 0x1E,
+ 0x1B, 0x1A, 0x24, 0x2B,
+ 0x06, 0x06, 0x02, 0x0F,
+ 10, // 10 ms delay
+ ST7735_CASET , 4 , // 15: Column addr set, 4 args, no delay:
+ 0x00, 0x02, // XSTART = 2
+ 0x00, 0x81, // XEND = 129
+ ST7735_RASET , 4 , // 16: Row addr set, 4 args, no delay:
+ 0x00, 0x02, // XSTART = 1
+ 0x00, 0x81, // XEND = 160
+ ST7735_NORON , DELAY, // 17: Normal display on, no args, w/delay
+ 10, // 10 ms delay
+ ST7735_DISPON , DELAY, // 18: Main screen turn on, no args, w/delay
+ 255 }, // 255 = 500 ms delay
+
+ Rcmd1[] = { // Init for 7735R, part 1 (red or green tab)
+ 15, // 15 commands in list:
+ ST7735_SWRESET, DELAY, // 1: Software reset, 0 args, w/delay
+ 150, // 150 ms delay
+ ST7735_SLPOUT , DELAY, // 2: Out of sleep mode, 0 args, w/delay
+ 255, // 500 ms delay
+ ST7735_FRMCTR1, 3 , // 3: Frame rate ctrl - normal mode, 3 args:
+ 0x01, 0x2C, 0x2D, // Rate = fosc/(1x2+40) * (LINE+2C+2D)
+ ST7735_FRMCTR2, 3 , // 4: Frame rate control - idle mode, 3 args:
+ 0x01, 0x2C, 0x2D, // Rate = fosc/(1x2+40) * (LINE+2C+2D)
+ ST7735_FRMCTR3, 6 , // 5: Frame rate ctrl - partial mode, 6 args:
+ 0x01, 0x2C, 0x2D, // Dot inversion mode
+ 0x01, 0x2C, 0x2D, // Line inversion mode
+ ST7735_INVCTR , 1 , // 6: Display inversion ctrl, 1 arg, no delay:
+ 0x07, // No inversion
+ ST7735_PWCTR1 , 3 , // 7: Power control, 3 args, no delay:
+ 0xA2,
+ 0x02, // -4.6V
+ 0x84, // AUTO mode
+ ST7735_PWCTR2 , 1 , // 8: Power control, 1 arg, no delay:
+ 0xC5, // VGH25 = 2.4C VGSEL = -10 VGH = 3 * AVDD
+ ST7735_PWCTR3 , 2 , // 9: Power control, 2 args, no delay:
+ 0x0A, // Opamp current small
+ 0x00, // Boost frequency
+ ST7735_PWCTR4 , 2 , // 10: Power control, 2 args, no delay:
+ 0x8A, // BCLK/2, Opamp current small & Medium low
+ 0x2A,
+ ST7735_PWCTR5 , 2 , // 11: Power control, 2 args, no delay:
+ 0x8A, 0xEE,
+ ST7735_VMCTR1 , 1 , // 12: Power control, 1 arg, no delay:
+ 0x0E,
+ ST7735_INVOFF , 0 , // 13: Don't invert display, no args, no delay
+ ST7735_MADCTL , 1 , // 14: Memory access control (directions), 1 arg:
+ 0xC8, // row addr/col addr, bottom to top refresh
+ ST7735_COLMOD , 1 , // 15: set color mode, 1 arg, no delay:
+ 0x05 }, // 16-bit color
+
+ Rcmd2green[] = { // Init for 7735R, part 2 (green tab only)
+ 2, // 2 commands in list:
+ ST7735_CASET , 4 , // 1: Column addr set, 4 args, no delay:
+ 0x00, 0x02, // XSTART = 0
+ 0x00, 0x7F+0x02, // XEND = 127
+ ST7735_RASET , 4 , // 2: Row addr set, 4 args, no delay:
+ 0x00, 0x01, // XSTART = 0
+ 0x00, 0x9F+0x01 }, // XEND = 159
+ Rcmd2red[] = { // Init for 7735R, part 2 (red tab only)
+ 2, // 2 commands in list:
+ ST7735_CASET , 4 , // 1: Column addr set, 4 args, no delay:
+ 0x00, 0x00, // XSTART = 0
+ 0x00, 0x7F, // XEND = 127
+ ST7735_RASET , 4 , // 2: Row addr set, 4 args, no delay:
+ 0x00, 0x00, // XSTART = 0
+ 0x00, 0x9F }, // XEND = 159
+
+ Rcmd3[] = { // Init for 7735R, part 3 (red or green tab)
+ 4, // 4 commands in list:
+ ST7735_GMCTRP1, 16 , // 1: Magical unicorn dust, 16 args, no delay:
+ 0x02, 0x1c, 0x07, 0x12,
+ 0x37, 0x32, 0x29, 0x2d,
+ 0x29, 0x25, 0x2B, 0x39,
+ 0x00, 0x01, 0x03, 0x10,
+ ST7735_GMCTRN1, 16 , // 2: Sparkles and rainbows, 16 args, no delay:
+ 0x03, 0x1d, 0x07, 0x06,
+ 0x2E, 0x2C, 0x29, 0x2D,
+ 0x2E, 0x2E, 0x37, 0x3F,
+ 0x00, 0x00, 0x02, 0x10,
+ ST7735_NORON , DELAY, // 3: Normal display on, no args, w/delay
+ 10, // 10 ms delay
+ ST7735_DISPON , DELAY, // 4: Main screen turn on, no args w/delay
+ 100 }; // 100 ms delay
+
+#define swap(a, b) { int16_t t = a; a = b; b = t; }
+
+
+
+/**
+ * @brief C++ API for NRF24l01 transceiver module
+ *
+ * This file defines the NRF24l01 C++ interface for libnrf24l01
+ *
+ * @snippet nrf_receiver.cxx Interesting
+ * @snippet nrf_transmitter.cxx Interesting
+ */
+class ST7735 : public GFX {
+ public:
+ /**
+ * Instanciates a NRF24l01 object
+ *
+ * @param cs chip select pin
+ */
+ ST7735 (uint8_t csLCD, uint8_t cSD, uint8_t rs, uint8_t rst);
+
+ /**
+ * NRF24l01 object destructor
+ */
+ ~ST7735 ();
+
+ /**
+ * Return name of the component
+ */
+ std::string name()
+ {
+ return m_name;
+ }
+
+ /**
+ *
+ */
+ void initModule ();
+
+ /**
+ *
+ */
+ void configModule ();
+
+ /**
+ *
+ */
+ void write (uint8_t value);
+
+ /**
+ *
+ */
+ void data (uint8_t value);
+
+ /**
+ *
+ */
+ void executeCMDList (const uint8_t *addr);
+
+ /**
+ *
+ */
+ void setAddrWindow (uint8_t x0, uint8_t y0, uint8_t x1, uint8_t y1);
+
+ /**
+ *
+ */
+ void drawPixel (int16_t x, int16_t y, uint16_t color);
+
+ /**
+ *
+ */
+ void refresh ();
+
+ /**
+ *
+ */
+ maa_result_t lcdCSOn ();
+
+ /**
+ *
+ */
+ maa_result_t lcdCSOff ();
+
+ /**
+ *
+ */
+ maa_result_t sdCSOn ();
+
+ /**
+ *
+ */
+ maa_result_t sdCSOff ();
+
+ /**
+ *
+ */
+ maa_result_t rsHIGH ();
+
+ /**
+ *
+ */
+ maa_result_t rsLOW ();
+
+ void fill (int col, uint16_t* buff, int len);
+ private:
+ maa_spi_context m_spi;
+ uint8_t m_csLCD;
+ uint8_t m_cSD;
+ uint8_t m_rST;
+ uint8_t m_rS;
+
+ maa_gpio_context m_csLCDPinCtx;
+ maa_gpio_context m_cSDPinCtx;
+ maa_gpio_context m_rSTPinCtx;
+ maa_gpio_context m_rSPinCtx;
+
+ uint8_t m_spiBuffer[128];
+
+ std::string m_name;
+};
+
+}