mirror of
https://github.com/eclipse/upm.git
synced 2025-03-14 20:47:30 +03:00
4digitdisplay: added new 4digitdisplay module
Signed-off-by: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
This commit is contained in:
parent
dd55123062
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42
examples/4digitdisplay.cxx
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42
examples/4digitdisplay.cxx
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/*
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* Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
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* Copyright (c) 2014 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <unistd.h>
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#include <iostream>
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#include "tm1637.h"
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int
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main(int argc, char **argv)
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{
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uint8_t data[] = { 0xaa, 0xff, 0xff, 0xff };
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upm::TM1637 *display = new upm::TM1637(8, 9); // di - 8, dcki - 9
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display->write ("1981");
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std::cout << "exiting application" << std::endl;
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delete display;
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return 0;
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}
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@ -5,12 +5,14 @@ add_executable (lcm-lcd lcm-lcd.cxx)
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add_executable (rgb-lcd rgb-lcd.cxx)
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add_executable (buzzer-sound buzzer-sound.cxx)
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add_executable (led-bar led-bar.cxx)
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add_executable (seg-lcd 4digitdisplay.cxx)
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include_directories (${PROJECT_SOURCE_DIR}/src/hmc5883l)
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include_directories (${PROJECT_SOURCE_DIR}/src/grove)
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include_directories (${PROJECT_SOURCE_DIR}/src/lcd)
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include_directories (${PROJECT_SOURCE_DIR}/src/buzzer)
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include_directories (${PROJECT_SOURCE_DIR}/src/ledbar)
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include_directories (${PROJECT_SOURCE_DIR}/src/4digitdisplay)
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target_link_libraries (compass hmc5883l ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (groveled grove ${CMAKE_THREAD_LIBS_INIT})
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@ -19,3 +21,4 @@ target_link_libraries (lcm-lcd i2clcd ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (rgb-lcd i2clcd ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (buzzer-sound buzzer ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (led-bar ledbar ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (seg-lcd 4digitdisplay ${CMAKE_THREAD_LIBS_INIT})
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4
src/4digitdisplay/CMakeLists.txt
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4
src/4digitdisplay/CMakeLists.txt
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set (libname "4digitdisplay")
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add_library (4digitdisplay SHARED tm1637.cxx)
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include_directories (${MAA_INCLUDE_DIR})
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target_link_libraries (4digitdisplay ${MAA_LIBRARIES})
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7
src/4digitdisplay/jsupm_tm1637.i
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7
src/4digitdisplay/jsupm_tm1637.i
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%module jsupm_tm1637
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%{
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#include "tm1637.h"
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%}
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%include "tm1637.h"
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8
src/4digitdisplay/pyupm_tm1637.i
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8
src/4digitdisplay/pyupm_tm1637.i
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%module pyupm_tm1637
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%feature("autodoc", "3");
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%include "tm1637.h"
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%{
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#include "tm1637.h"
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%}
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190
src/4digitdisplay/tm1637.cxx
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190
src/4digitdisplay/tm1637.cxx
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@ -0,0 +1,190 @@
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/*
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* Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
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* Copyright (c) 2014 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <iostream>
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#include <unistd.h>
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#include "tm1637.h"
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using namespace upm;
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const uint8_t digitToSegment[] = {
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// XGFEDCBA
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0b00111111, // 0
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0b00000110, // 1
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0b01011011, // 2
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0b01001111, // 3
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0b01100110, // 4
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0b01101101, // 5
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0b01111101, // 6
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0b00000111, // 7
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0b01111111, // 8
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0b01101111, // 9
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0b01110111, // A
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0b01111100, // B
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0b00111001, // C
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0b01000111, // D
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0b01111001, // E
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0b01110001 // F
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};
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TM1637::TM1637 (uint8_t di, uint8_t dcki) {
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maa_result_t error = MAA_SUCCESS;
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maa_init();
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// init clock context
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m_clkPinCtx = maa_gpio_init(dcki);
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if (m_clkPinCtx == NULL) {
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fprintf(stderr, "Are you sure that pin%d you requested is valid on your platform?", dcki);
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exit(1);
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}
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// init data context
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m_dataPinCtx = maa_gpio_init(di);
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if (m_dataPinCtx == NULL) {
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fprintf(stderr, "Are you sure that pin%d you requested is valid on your platform?", di);
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exit(1);
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}
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// set direction (out)
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error = maa_gpio_dir(m_clkPinCtx, MAA_GPIO_IN);
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if (error != MAA_SUCCESS) {
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maa_result_print(error);
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}
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// set direction (out)
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error = maa_gpio_dir(m_dataPinCtx, MAA_GPIO_IN);
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if (error != MAA_SUCCESS) {
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maa_result_print(error);
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}
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error = maa_gpio_write (m_dataPinCtx, LOW);
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error = maa_gpio_write (m_clkPinCtx, LOW);
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}
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TM1637::~TM1637() {
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maa_result_t error = MAA_SUCCESS;
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error = maa_gpio_close (m_dataPinCtx);
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if (error != MAA_SUCCESS) {
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maa_result_print(error);
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}
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error = maa_gpio_close (m_clkPinCtx);
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if (error != MAA_SUCCESS) {
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maa_result_print(error);
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}
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}
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maa_result_t
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TM1637::setBrightness (uint8_t level) {
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m_brightness = level;
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}
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maa_result_t
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TM1637::setSegments (const uint8_t segments[], uint8_t length, uint8_t pos) {
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start();
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writeByte(TM1637_I2C_COMM1);
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stop();
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start();
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writeByte(TM1637_I2C_COMM2 + (pos & 0x03));
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for (uint8_t idx = 0; idx < length; idx++) {
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writeByte(segments[idx]);
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}
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stop();
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start();
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writeByte(TM1637_I2C_COMM3 + (m_brightness & 0x0f));
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stop();
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}
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maa_result_t
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TM1637::write (std::string msg) {
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char leter = '\0';
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uint8_t data[] = { 0x0, 0x0, 0x0, 0x0 };
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for (uint8_t idx = 0; idx < msg.length(); idx++) {
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leter = msg[idx];
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if (idx < 4) {
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data[idx] = digitToSegment[strtol(&leter, NULL, 16)];
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}
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}
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setBrightness (0x0f);
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setSegments(data);
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}
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maa_result_t
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TM1637::pinMode (maa_gpio_context ctx, gpio_dir_t mode) {
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maa_result_t error = MAA_SUCCESS;
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error = maa_gpio_dir(ctx, mode);
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if (error != MAA_SUCCESS) {
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maa_result_print(error);
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}
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}
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maa_result_t
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TM1637::start() {
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pinMode (m_dataPinCtx, MAA_GPIO_OUT);
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usleep(PULSE_LENGTH);
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}
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maa_result_t
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TM1637::stop() {
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pinMode (m_dataPinCtx, MAA_GPIO_OUT);
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usleep(PULSE_LENGTH);
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pinMode (m_clkPinCtx, MAA_GPIO_IN);
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usleep(PULSE_LENGTH);
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pinMode (m_dataPinCtx, MAA_GPIO_IN);
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usleep(PULSE_LENGTH);
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}
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maa_result_t
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TM1637::writeByte(uint8_t value) {
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for (uint8_t idx = 0; idx < 8; idx++) {
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pinMode(m_clkPinCtx, MAA_GPIO_OUT);
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usleep(PULSE_LENGTH);
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if (value & 0x01) {
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pinMode(m_dataPinCtx, MAA_GPIO_IN);
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} else {
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pinMode(m_dataPinCtx, MAA_GPIO_OUT);
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}
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usleep(PULSE_LENGTH);
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pinMode(m_clkPinCtx, MAA_GPIO_IN);
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usleep(PULSE_LENGTH);
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value = value >> 1;
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}
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pinMode(m_clkPinCtx, MAA_GPIO_OUT);
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pinMode(m_dataPinCtx, MAA_GPIO_IN);
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usleep(PULSE_LENGTH);
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pinMode(m_clkPinCtx, MAA_GPIO_IN);
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usleep(PULSE_LENGTH);
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uint8_t ack = maa_gpio_read (m_dataPinCtx);
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if (ack == 0) {
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pinMode(m_dataPinCtx, MAA_GPIO_OUT);
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} usleep(PULSE_LENGTH);
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pinMode(m_clkPinCtx, MAA_GPIO_OUT);
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usleep(50);
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}
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82
src/4digitdisplay/tm1637.h
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82
src/4digitdisplay/tm1637.h
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/*
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* Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
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* Copyright (c) 2014 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#pragma once
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#include <string>
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#include <maa/aio.h>
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#include <maa/gpio.h>
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//
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// A
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// ---
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// F | | B
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// -G-
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// E | | C
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// ---
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// D
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#define SEG_A 0b00000001
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#define SEG_B 0b00000010
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#define SEG_C 0b00000100
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#define SEG_D 0b00001000
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#define SEG_E 0b00010000
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#define SEG_F 0b00100000
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#define SEG_G 0b01000000
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#define TM1637_I2C_COMM1 0x40
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#define TM1637_I2C_COMM2 0xC0
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#define TM1637_I2C_COMM3 0x80
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#define PULSE_LENGTH 50
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#define HIGH 1
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#define LOW 0
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namespace upm {
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class TM1637 {
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public:
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TM1637 (uint8_t di, uint8_t dcki);
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~TM1637 ();
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maa_result_t setBrightness (uint8_t level);
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maa_result_t setSegments (const uint8_t segments[], uint8_t length = 4, uint8_t pos = 0);
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maa_result_t write (std::string msg);
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std::string name()
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{
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return m_name;
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}
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private:
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maa_result_t start();
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maa_result_t stop();
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maa_result_t writeByte (uint8_t value);
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maa_result_t pinMode (maa_gpio_context ctx, gpio_dir_t mode);
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std::string m_name;
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maa_gpio_context m_clkPinCtx;
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maa_gpio_context m_dataPinCtx;
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uint8_t m_brightness;
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};
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}
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@ -3,3 +3,4 @@ add_subdirectory (grove)
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add_subdirectory (lcd)
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add_subdirectory (buzzer)
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add_subdirectory (ledbar)
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add_subdirectory (4digitdisplay)
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