Revision 0:22391cd705e2, committed 2019-06-15

Comitter:

21400688

Date:

Sat Jun 15 20:52:15 2019 +0000

Commit message:

vb

Changed in this revision

diff -r 000000000000 -r 22391cd705e2 Adafruit_GFX.lib
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Adafruit_GFX.lib	Sat Jun 15 20:52:15 2019 +0000
@@ -0,0 +1,1 @@
+http://developer.mbed.org/users/nkhorman/code/Adafruit_GFX/#7fb1d4d3525d

diff -r 000000000000 -r 22391cd705e2 PixelArray/PixelArray.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PixelArray/PixelArray.cpp	Sat Jun 15 20:52:15 2019 +0000
@@ -0,0 +1,127 @@
+#include "PixelArray.h"
+
+PixelArray::PixelArray(int size)
+{
+    pbufsize = size;
+    pbuf = new int[pbufsize];
+    SetAll(0x0); // initialise memory to zeros
+    
+}
+
+PixelArray::~PixelArray()
+{
+    delete[] pbuf;
+}
+
+void PixelArray::SetAll(unsigned int value)
+{
+    // for each pixel
+    for (int i=0 ; i < pbufsize; i++) {
+        __set_pixel(i,value);
+    }
+}
+
+
+void PixelArray::SetAllI(unsigned char value)
+{
+    // for each pixel
+    for (int i=0 ; i < pbufsize; i++) {
+        __set_pixel_component(i,3,value);
+    }
+}
+
+
+
+void PixelArray::SetAllR(unsigned char value)
+{
+    // for each pixel
+    for (int i=0 ; i < pbufsize; i++) {
+        __set_pixel_component(i,2,value);
+    }
+}
+
+void PixelArray::SetAllG(unsigned char value)
+{
+    // for each pixel
+    for (int i=0 ; i < pbufsize; i++) {
+        __set_pixel_component(i,1,value);
+    }
+}
+
+void PixelArray::SetAllB(unsigned char value)
+{
+    // for each pixel
+    for (int i=0 ; i < pbufsize; i++) {
+        __set_pixel_component(i,0,value);
+    }
+}
+
+
+
+
+
+void PixelArray::Set(int i, unsigned int value)
+{
+    if ((i >= 0) && (i < pbufsize)) {
+        __set_pixel(i,value);
+    }
+}
+
+
+
+void PixelArray::SetI(int i, unsigned char value)
+{
+    if ((i >= 0) && (i < pbufsize)) {
+        __set_pixel_component(i,3,value);
+    }
+}
+
+
+void PixelArray::SetR(int i, unsigned char value)
+{
+    if ((i >= 0) && (i < pbufsize)) {
+        __set_pixel_component(i,2,value);
+    }
+}
+
+void PixelArray::SetG(int i, unsigned char value)
+{
+    if ((i >= 0) && (i < pbufsize)) {
+        __set_pixel_component(i,1,value);
+    }
+}
+
+void PixelArray::SetB(int i, unsigned char value)
+{
+    if ((i >= 0) && (i < pbufsize)) {
+        __set_pixel_component(i,0,value);
+    }
+}
+
+
+int* PixelArray::getBuf()
+{
+    return (pbuf);
+}
+
+
+// set either the I,R,G,B value of specific pixel channel
+void PixelArray::__set_pixel_component(int index, int channel, int value)
+{
+
+    // AND with 0x00 shifted to the right location to clear the bits
+    pbuf[index] &= ~(0xFF << (8 * channel));
+
+    // Set the bits with an OR
+    pbuf[index] |= (value << (8 * channel));
+}
+
+
+// set either the I,R,G,B value of specific pixel channel
+void PixelArray::__set_pixel(int index, int value)
+{
+    // AND with 0x00 shifted to the right location to clear the bits
+    pbuf[index] = value;
+}
+
+

diff -r 000000000000 -r 22391cd705e2 PixelArray/PixelArray.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PixelArray/PixelArray.h	Sat Jun 15 20:52:15 2019 +0000
@@ -0,0 +1,68 @@
+/* Copyright (c) 2012 cstyles, MIT License
+ *
+ * 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.
+ */
+
+#ifndef PixelArray_H
+#define PixelArray_H
+
+#include "mbed.h"
+
+//!Library for the WS2812 RGB LED with integrated controller
+/*!
+PixelArray
+*/
+class PixelArray
+{
+public:
+    //!Creates an instance of the class.
+    /*!
+    Pixel Array
+    */
+    PixelArray(int);
+
+    /*!
+    Destroys instance.
+    */
+    ~PixelArray();
+
+    int* getBuf();
+    
+    void SetAll(unsigned int);
+    void SetAllI(unsigned char);
+    void SetAllR(unsigned char);
+    void SetAllG(unsigned char);
+    void SetAllB(unsigned char);
+
+    // location, value
+    void Set(int, unsigned int);
+    void SetI(int, unsigned char);
+    void SetR(int, unsigned char);
+    void SetG(int, unsigned char);
+    void SetB(int, unsigned char);
+
+private:
+
+    int *pbuf;
+    int pbufsize;
+
+    void __set_pixel_component(int index, int channel, int value);
+    void __set_pixel(int index, int value);
+
+};
+
+#endif
+

diff -r 000000000000 -r 22391cd705e2 RemoteIR/ReceiverIR.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/RemoteIR/ReceiverIR.cpp	Sat Jun 15 20:52:15 2019 +0000
@@ -0,0 +1,330 @@
+/**
+ * IR receiver (Version 0.0.4)
+ *
+ * Copyright (C) 2010 Shinichiro Nakamura (CuBeatSystems)
+ * http://shinta.main.jp/
+ */
+
+#include "ReceiverIR.h"
+
+#define LOCK()
+#define UNLOCK()
+
+#define InRange(x,y)   ((((y) * 0.7) < (x)) && ((x) < ((y) * 1.3)))
+
+/**
+ * Constructor.
+ *
+ * @param rxpin Pin for receive IR signal.
+ */
+ReceiverIR::ReceiverIR(PinName rxpin) : evt(rxpin) {
+    init_state();
+    evt.fall(this, &ReceiverIR::isr_fall);
+    evt.rise(this, &ReceiverIR::isr_rise);
+    evt.mode(PullUp);
+    ticker.attach_us(this, &ReceiverIR::isr_wdt, 10 * 1000);
+}
+
+/**
+ * Destructor.
+ */
+ReceiverIR::~ReceiverIR() {
+}
+
+/**
+ * Get state.
+ *
+ * @return Current state.
+ */
+ReceiverIR::State ReceiverIR::getState() {
+    LOCK();
+    State s = work.state;
+    UNLOCK();
+    return s;
+}
+
+/**
+ * Get data.
+ *
+ * @param format Pointer to format.
+ * @param buf Buffer of a data.
+ * @param bitlength Bit length of the buffer.
+ *
+ * @return Data bit length.
+ */
+int ReceiverIR::getData(RemoteIR::Format *format, uint8_t *buf, int bitlength) {
+    LOCK();
+
+    if (bitlength < data.bitcount) {
+        UNLOCK();
+        return -1;
+    }
+
+    const int nbits = data.bitcount;
+    const int nbytes = data.bitcount / 8 + (((data.bitcount % 8) != 0) ? 1 : 0);
+    *format = data.format;
+    for (int i = 0; i < nbytes; i++) {
+        buf[i] = data.buffer[i];
+    }
+
+    init_state();
+
+    UNLOCK();
+    return nbits;
+}
+
+void ReceiverIR::init_state(void) {
+    work.c1 = -1;
+    work.c2 = -1;
+    work.c3 = -1;
+    work.d1 = -1;
+    work.d2 = -1;
+    work.state = Idle;
+    data.format = RemoteIR::UNKNOWN;
+    data.bitcount = 0;
+    timer.stop();
+    timer.reset();
+    for (int i = 0; i < sizeof(data.buffer); i++) {
+        data.buffer[i] = 0;
+    }
+}
+
+void ReceiverIR::isr_wdt(void) {
+    LOCK();
+    static int cnt = 0;
+    if ((Idle != work.state) || ((0 <= work.c1) || (0 <= work.c2) || (0 <= work.c3) || (0 <= work.d1) || (0 <= work.d2))) {
+        cnt++;
+        if (cnt > 50) {
+#if 0
+            printf("# WDT [c1=%d, c2=%d, c3=%d, d1=%d, d2=%d, state=%d, format=%d, bitcount=%d]\n",
+                   work.c1,
+                   work.c2,
+                   work.c3,
+                   work.d1,
+                   work.d2,
+                   work.state,
+                   data.format,
+                   data.bitcount);
+#endif
+            init_state();
+            cnt = 0;
+        }
+    } else {
+        cnt = 0;
+    }
+    UNLOCK();
+}
+
+void ReceiverIR::isr_fall(void) {
+    LOCK();
+    switch (work.state) {
+        case Idle:
+            if (work.c1 < 0) {
+                timer.start();
+                work.c1 = timer.read_us();
+            } else {
+                work.c3 = timer.read_us();
+                int a = work.c2 - work.c1;
+                int b = work.c3 - work.c2;
+                if (InRange(a, RemoteIR::TUS_NEC * 16) && InRange(b, RemoteIR::TUS_NEC * 8)) {
+                    /*
+                     * NEC.
+                     */
+                    data.format = RemoteIR::NEC;
+                    work.state = Receiving;
+                    data.bitcount = 0;
+                } else if (InRange(a, RemoteIR::TUS_NEC * 16) && InRange(b, RemoteIR::TUS_NEC * 4)) {
+                    /*
+                     * NEC Repeat.
+                     */
+                    data.format = RemoteIR::NEC_REPEAT;
+                    work.state = Received;
+                    data.bitcount = 0;
+                    work.c1 = -1;
+                    work.c2 = -1;
+                    work.c3 = -1;
+                    work.d1 = -1;
+                    work.d2 = -1;
+                } else if (InRange(a, RemoteIR::TUS_AEHA * 8) && InRange(b, RemoteIR::TUS_AEHA * 4)) {
+                    /*
+                     * AEHA.
+                     */
+                    data.format = RemoteIR::AEHA;
+                    work.state = Receiving;
+                    data.bitcount = 0;
+                } else if (InRange(a, RemoteIR::TUS_AEHA * 8) && InRange(b, RemoteIR::TUS_AEHA * 8)) {
+                    /*
+                     * AEHA Repeat.
+                     */
+                    data.format = RemoteIR::AEHA_REPEAT;
+                    work.state = Received;
+                    data.bitcount = 0;
+                    work.c1 = -1;
+                    work.c2 = -1;
+                    work.c3 = -1;
+                    work.d1 = -1;
+                    work.d2 = -1;
+                } else {
+                    init_state();
+                }
+            }
+            break;
+        case Receiving:
+            if (RemoteIR::NEC == data.format) {
+                work.d2 = timer.read_us();
+                int a = work.d2 - work.d1;
+                if (InRange(a, RemoteIR::TUS_NEC * 3)) {
+                    data.buffer[data.bitcount / 8] |= (1 << (data.bitcount % 8));
+                } else if (InRange(a, RemoteIR::TUS_NEC * 1)) {
+                    data.buffer[data.bitcount / 8] &= ~(1 << (data.bitcount % 8));
+                }
+                data.bitcount++;
+#if 0
+                /*
+                 * Length of NEC is always 32 bits.
+                 */
+                if (32 <= data.bitcount) {
+                    data.state = Received;
+                    work.c1 = -1;
+                    work.c2 = -1;
+                    work.c3 = -1;
+                    work.d1 = -1;
+                    work.d2 = -1;
+                }
+#else
+                /*
+                 * Set timeout for tail detection automatically.
+                 */
+                timeout.detach();
+                timeout.attach_us(this, &ReceiverIR::isr_timeout, RemoteIR::TUS_NEC * 5);
+#endif
+            } else if (RemoteIR::AEHA == data.format) {
+                work.d2 = timer.read_us();
+                int a = work.d2 - work.d1;
+                if (InRange(a, RemoteIR::TUS_AEHA * 3)) {
+                    data.buffer[data.bitcount / 8] |= (1 << (data.bitcount % 8));
+                } else if (InRange(a, RemoteIR::TUS_AEHA * 1)) {
+                    data.buffer[data.bitcount / 8] &= ~(1 << (data.bitcount % 8));
+                }
+                data.bitcount++;
+#if 0
+                /*
+                 * Typical length of AEHA is 48 bits.
+                 * Please check a specification of your remote controller if you find a problem.
+                 */
+                if (48 <= data.bitcount) {
+                    data.state = Received;
+                    work.c1 = -1;
+                    work.c2 = -1;
+                    work.c3 = -1;
+                    work.d1 = -1;
+                    work.d2 = -1;
+                }
+#else
+                /*
+                 * Set timeout for tail detection automatically.
+                 */
+                timeout.detach();
+                timeout.attach_us(this, &ReceiverIR::isr_timeout, RemoteIR::TUS_AEHA * 5);
+#endif
+            } else if (RemoteIR::SONY == data.format) {
+                work.d1 = timer.read_us();
+            }
+            break;
+        case Received:
+            break;
+        default:
+            break;
+    }
+    UNLOCK();
+}
+
+void ReceiverIR::isr_rise(void) {
+    LOCK();
+    switch (work.state) {
+        case Idle:
+            if (0 <= work.c1) {
+                work.c2 = timer.read_us();
+                int a = work.c2 - work.c1;
+                if (InRange(a, RemoteIR::TUS_SONY * 4)) {
+                    data.format = RemoteIR::SONY;
+                    work.state = Receiving;
+                    data.bitcount = 0;
+                } else {
+                    static const int MINIMUM_LEADER_WIDTH = 150;
+                    if (a < MINIMUM_LEADER_WIDTH) {
+                        init_state();
+                    }
+                }
+            } else {
+                init_state();
+            }
+            break;
+        case Receiving:
+            if (RemoteIR::NEC == data.format) {
+                work.d1 = timer.read_us();
+            } else if (RemoteIR::AEHA == data.format) {
+                work.d1 = timer.read_us();
+            } else if (RemoteIR::SONY == data.format) {
+                work.d2 = timer.read_us();
+                int a = work.d2 - work.d1;
+                if (InRange(a, RemoteIR::TUS_SONY * 2)) {
+                    data.buffer[data.bitcount / 8] |= (1 << (data.bitcount % 8));
+                } else if (InRange(a, RemoteIR::TUS_SONY * 1)) {
+                    data.buffer[data.bitcount / 8] &= ~(1 << (data.bitcount % 8));
+                }
+                data.bitcount++;
+#if 0
+                /*
+                 * How do I know the correct length? (6bits, 12bits, 15bits, 20bits...)
+                 * By a model only?
+                 * Please check a specification of your remote controller if you find a problem.
+                 */
+                if (12 <= data.bitcount) {
+                    data.state = Received;
+                    work.c1 = -1;
+                    work.c2 = -1;
+                    work.c3 = -1;
+                    work.d1 = -1;
+                    work.d2 = -1;
+                }
+#else
+                /*
+                 * Set timeout for tail detection automatically.
+                 */
+                timeout.detach();
+                timeout.attach_us(this, &ReceiverIR::isr_timeout, RemoteIR::TUS_SONY * 4);
+#endif
+            }
+            break;
+        case Received:
+            break;
+        default:
+            break;
+    }
+    UNLOCK();
+}
+
+void ReceiverIR::isr_timeout(void) {
+    LOCK();
+#if 0
+    printf("# TIMEOUT [c1=%d, c2=%d, c3=%d, d1=%d, d2=%d, state=%d, format=%d, bitcount=%d]\n",
+           work.c1,
+           work.c2,
+           work.c3,
+           work.d1,
+           work.d2,
+           work.state,
+           data.format,
+           data.bitcount);
+#endif
+    if (work.state == Receiving) {
+        work.state = Received;
+        work.c1 = -1;
+        work.c2 = -1;
+        work.c3 = -1;
+        work.d1 = -1;
+        work.d2 = -1;
+    }
+    UNLOCK();
+}

diff -r 000000000000 -r 22391cd705e2 RemoteIR/ReceiverIR.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/RemoteIR/ReceiverIR.h	Sat Jun 15 20:52:15 2019 +0000
@@ -0,0 +1,98 @@
+/**
+ * IR receiver (Version 0.0.4)
+ *
+ * Copyright (C) 2010 Shinichiro Nakamura (CuBeatSystems)
+ * http://shinta.main.jp/
+ */
+
+#ifndef _RECEIVER_IR_H_
+#define _RECEIVER_IR_H_
+
+#include <mbed.h>
+
+#include "RemoteIR.h"
+
+/**
+ * IR receiver class.
+ */
+class ReceiverIR {
+public:
+
+    /**
+     * Constructor.
+     *
+     * @param rxpin Pin for receive IR signal.
+     */
+    explicit ReceiverIR(PinName rxpin);
+    
+    /**
+     * Destructor.
+     */
+    ~ReceiverIR();
+
+    /**
+     * State.
+     */
+    typedef enum {
+        Idle,
+        Receiving,
+        Received
+    } State;
+    
+    /**
+     * Get state.
+     *
+     * @return Current state.
+     */
+    State getState();
+    
+    /**
+     * Get data.
+     *
+     * @param format Pointer to format.
+     * @param buf Buffer of a data.
+     * @param bitlength Bit length of the buffer.
+     *
+     * @return Data bit length.
+     */
+    int getData(RemoteIR::Format *format, uint8_t *buf, int bitlength);
+    
+private:
+    
+    typedef struct {
+        RemoteIR::Format format;
+        int bitcount;
+        uint8_t buffer[64];
+    } data_t;
+    
+    typedef struct {
+        State state;
+        int c1;
+        int c2;
+        int c3;
+        int d1;
+        int d2;
+    } work_t;
+
+    InterruptIn evt;    /**< Interrupt based input for input. */
+    Timer timer;        /**< Timer for WDT. */
+    Ticker ticker;      /**< Tciker for tick. */
+    Timeout timeout;    /**< Timeout for tail. */
+
+    data_t data;
+    work_t work;
+    
+    void init_state(void);
+
+    void isr_wdt(void);
+    void isr_fall(void);
+    void isr_rise(void);
+    
+    /**
+     * ISR timeout for tail detection.
+     */
+    void isr_timeout(void);
+
+};
+
+#endif

diff -r 000000000000 -r 22391cd705e2 RemoteIR/RemoteIR.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/RemoteIR/RemoteIR.h	Sat Jun 15 20:52:15 2019 +0000
@@ -0,0 +1,31 @@
+/**
+ * IR remote common class (Version 0.0.4)
+ *
+ * Copyright (C) 2010 Shinichiro Nakamura (CuBeatSystems)
+ * http://shinta.main.jp/
+ */
+
+#ifndef _REMOTE_IR_H_
+#define _REMOTE_IR_H_
+
+class RemoteIR {
+public:
+
+    typedef enum {
+        UNKNOWN,
+        NEC,
+        NEC_REPEAT,
+        AEHA,
+        AEHA_REPEAT,
+        SONY
+    } Format;
+
+    static const int TUS_NEC = 562;
+    static const int TUS_AEHA = 425;
+    static const int TUS_SONY = 600;
+
+private:
+    RemoteIR();
+};
+
+#endif

diff -r 000000000000 -r 22391cd705e2 RemoteIR/TransmitterIR.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/RemoteIR/TransmitterIR.cpp	Sat Jun 15 20:52:15 2019 +0000
@@ -0,0 +1,300 @@
+/**
+ * IR transmitter (Version 0.0.4)
+ *
+ * Copyright (C) 2010 Shinichiro Nakamura (CuBeatSystems)
+ * http://shinta.main.jp/
+ */
+
+#include "TransmitterIR.h"
+
+#define LOCK()
+#define UNLOCK()
+
+/**
+ * Constructor.
+ *
+ * @param txpin Pin for transmit IR signal.
+ */
+TransmitterIR::TransmitterIR(PinName txpin) : tx(txpin) {
+    tx.write(0.0);
+    tx.period_us(26.3);
+
+    work.state = Idle;
+    work.bitcount = 0;
+    work.leader = 0;
+    work.data = 0;
+    work.trailer = 0;
+
+    data.format = RemoteIR::UNKNOWN;
+    data.bitlength = 0;
+}
+
+/**
+ * Destructor.
+ */
+TransmitterIR::~TransmitterIR() {
+}
+
+/**
+ * Get state.
+ *
+ * @return Current state.
+ */
+TransmitterIR::State TransmitterIR::getState(void) {
+    LOCK();
+    State s = work.state;
+    UNLOCK();
+    return s;
+}
+
+/**
+ * Set data.
+ *
+ * @param format Format.
+ * @param buf Buffer of a data.
+ * @param bitlength Bit length of the data.
+ *
+ * @return Data bit length.
+ */
+int TransmitterIR::setData(RemoteIR::Format format, uint8_t *buf, int bitlength) {
+    LOCK();
+    if (work.state != Idle) {
+        UNLOCK();
+        return -1;
+    }
+
+    work.state = Leader;
+    work.bitcount = 0;
+    work.leader = 0;
+    work.data = 0;
+    work.trailer = 0;
+
+    data.format = format;
+    data.bitlength = bitlength;
+    const int n = bitlength / 8 + (((bitlength % 8) != 0) ? 1 : 0);
+    for (int i = 0; i < n; i++) {
+        data.buffer[i] = buf[i];
+    }
+
+    switch (format) {
+        case RemoteIR::NEC:
+            ticker.detach();
+            ticker.attach_us(this, &TransmitterIR::tick, RemoteIR::TUS_NEC);
+            break;
+        case RemoteIR::AEHA:
+            ticker.detach();
+            ticker.attach_us(this, &TransmitterIR::tick, RemoteIR::TUS_AEHA);
+            break;
+        case RemoteIR::SONY:
+            ticker.detach();
+            ticker.attach_us(this, &TransmitterIR::tick, RemoteIR::TUS_SONY);
+            break;
+    }
+
+    UNLOCK();
+    return bitlength;
+}
+
+void TransmitterIR::tick(void) {
+    LOCK();
+    switch (work.state) {
+        case Idle:
+            work.bitcount = 0;
+            work.leader = 0;
+            work.data = 0;
+            work.trailer = 0;
+            break;
+        case Leader:
+            if (data.format == RemoteIR::NEC) {
+                /*
+                 * NEC.
+                 */
+                static const int LEADER_NEC_HEAD = 16;
+                static const int LEADER_NEC_TAIL = 8;
+                if (work.leader < LEADER_NEC_HEAD) {
+                    tx.write(0.5);
+                } else {
+                    tx.write(0.0);
+                }
+                work.leader++;
+                if ((LEADER_NEC_HEAD + LEADER_NEC_TAIL) <= work.leader) {
+                    work.state = Data;
+                }
+            } else if (data.format == RemoteIR::AEHA) {
+                /*
+                 * AEHA.
+                 */
+                static const int LEADER_AEHA_HEAD = 8;
+                static const int LEADER_AEHA_TAIL = 4;
+                if (work.leader < LEADER_AEHA_HEAD) {
+                    tx.write(0.5);
+                } else {
+                    tx.write(0.0);
+                }
+                work.leader++;
+                if ((LEADER_AEHA_HEAD + LEADER_AEHA_TAIL) <= work.leader) {
+                    work.state = Data;
+                }
+            } else if (data.format == RemoteIR::SONY) {
+                /*
+                 * SONY.
+                 */
+                static const int LEADER_SONY_HEAD = 4;
+                static const int LEADER_SONY_TAIL = 0;
+                if (work.leader < LEADER_SONY_HEAD) {
+                    tx.write(0.5);
+                } else {
+                    tx.write(0.0);
+                }
+                work.leader++;
+                if ((LEADER_SONY_HEAD + LEADER_SONY_TAIL) <= work.leader) {
+                    work.state = Data;
+                }
+            } else {
+            }
+            break;
+        case Data:
+            if (data.format == RemoteIR::NEC) {
+                /*
+                 * NEC.
+                 */
+                if (work.data == 0) {
+                    tx.write(0.5);
+                    work.data++;
+                } else {
+                    tx.write(0.0);
+                    if (0 != (data.buffer[work.bitcount / 8] & (1 << work.bitcount % 8))) {
+                        if (3 <= work.data) {
+                            work.bitcount++;
+                            work.data = 0;
+                        } else {
+                            work.data++;
+                        }
+                    } else {
+                        if (1 <= work.data) {
+                            work.bitcount++;
+                            work.data = 0;
+                        } else {
+                            work.data++;
+                        }
+                    }
+                }
+                if (data.bitlength <= work.bitcount) {
+                    work.state = Trailer;
+                }
+            } else if (data.format == RemoteIR::AEHA) {
+                /*
+                 * AEHA.
+                 */
+                if (work.data == 0) {
+                    tx.write(0.5);
+                    work.data++;
+                } else {
+                    tx.write(0.0);
+                    if (0 != (data.buffer[work.bitcount / 8] & (1 << work.bitcount % 8))) {
+                        if (3 <= work.data) {
+                            work.bitcount++;
+                            work.data = 0;
+                        } else {
+                            work.data++;
+                        }
+                    } else {
+                        if (1 <= work.data) {
+                            work.bitcount++;
+                            work.data = 0;
+                        } else {
+                            work.data++;
+                        }
+                    }
+                }
+                if (data.bitlength <= work.bitcount) {
+                    work.state = Trailer;
+                }
+            } else if (data.format == RemoteIR::SONY) {
+                /*
+                 * SONY.
+                 */
+                if (work.data == 0) {
+                    tx.write(0.0);
+                    work.data++;
+                } else {
+                    tx.write(0.5);
+                    if (0 != (data.buffer[work.bitcount / 8] & (1 << work.bitcount % 8))) {
+                        if (2 <= work.data) {
+                            work.bitcount++;
+                            work.data = 0;
+                        } else {
+                            work.data++;
+                        }
+                    } else {
+                        if (1 <= work.data) {
+                            work.bitcount++;
+                            work.data = 0;
+                        } else {
+                            work.data++;
+                        }
+                    }
+                }
+                if (data.bitlength <= work.bitcount) {
+                    work.state = Trailer;
+                }
+            } else {
+            }
+            break;
+        case Trailer:
+            if (data.format == RemoteIR::NEC) {
+                /*
+                 * NEC.
+                 */
+                static const int TRAILER_NEC_HEAD = 1;
+                static const int TRAILER_NEC_TAIL = 2;
+                if (work.trailer < TRAILER_NEC_HEAD) {
+                    tx.write(0.5);
+                } else {
+                    tx.write(0.0);
+                }
+                work.trailer++;
+                if ((TRAILER_NEC_HEAD + TRAILER_NEC_TAIL) <= work.trailer) {
+                    work.state = Idle;
+                    //ticker.detach();
+                }
+            } else if (data.format == RemoteIR::AEHA) {
+                /*
+                 * AEHA.
+                 */
+                static const int TRAILER_AEHA_HEAD = 1;
+                static const int TRAILER_AEHA_TAIL = 8000 / RemoteIR::TUS_AEHA;
+                if (work.trailer < TRAILER_AEHA_HEAD) {
+                    tx.write(0.5);
+                } else {
+                    tx.write(0.0);
+                }
+                work.trailer++;
+                if ((TRAILER_AEHA_HEAD + TRAILER_AEHA_TAIL) <= work.trailer) {
+                    work.state = Idle;
+                    //ticker.detach();
+                }
+            } else if (data.format == RemoteIR::SONY) {
+                /*
+                 * SONY.
+                 */
+                static const int TRAILER_SONY_HEAD = 0;
+                static const int TRAILER_SONY_TAIL = 0;
+                if (work.trailer < TRAILER_SONY_HEAD) {
+                    tx.write(0.5);
+                } else {
+                    tx.write(0.0);
+                }
+                work.trailer++;
+                if ((TRAILER_SONY_HEAD + TRAILER_SONY_TAIL) <= work.trailer) {
+                    work.state = Idle;
+                    //ticker.detach();
+                }
+            } else {
+            }
+            break;
+        default:
+            break;
+    }
+    UNLOCK();
+}

diff -r 000000000000 -r 22391cd705e2 RemoteIR/TransmitterIR.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/RemoteIR/TransmitterIR.h	Sat Jun 15 20:52:15 2019 +0000
@@ -0,0 +1,83 @@
+/**
+ * IR transmitter (Version 0.0.4)
+ *
+ * Copyright (C) 2010 Shinichiro Nakamura (CuBeatSystems)
+ * http://shinta.main.jp/
+ */
+
+#ifndef _TRANSMITTER_IR_H_
+#define _TRANSMITTER_IR_H_
+
+#include <mbed.h>
+
+#include "RemoteIR.h"
+
+/**
+ * IR transmitter class.
+ */
+class TransmitterIR {
+public:
+
+    /**
+     * Constructor.
+     *
+     * @param txpin Pin for transmit IR signal.
+     */
+    explicit TransmitterIR(PinName txpin);
+
+    /**
+     * Destructor.
+     */
+    ~TransmitterIR();
+
+    typedef enum {
+        Idle,
+        Leader,
+        Data,
+        Trailer
+    } State;
+
+    /**
+     * Get state.
+     *
+     * @return Current state.
+     */
+    State getState(void);
+
+    /**
+     * Set data.
+     *
+     * @param format Format.
+     * @param buf Buffer of a data.
+     * @param bitlength Bit length of the data.
+     *
+     * @return Data bit length.
+     */
+    int setData(RemoteIR::Format format, uint8_t *buf, int bitlength);
+
+private:
+
+    typedef struct {
+        State state;
+        int bitcount;
+        int leader;
+        int data;
+        int trailer;
+    } work_t;
+
+    typedef struct {
+        RemoteIR::Format format;
+        int bitlength;
+        uint8_t buffer[64];
+    } data_t;
+
+    PwmOut tx;
+    Ticker ticker;
+    data_t data;
+    work_t work;
+
+    void tick();
+
+};
+
+#endif
\ No newline at end of file

diff -r 000000000000 -r 22391cd705e2 TB6612FNG/TB6612FNG.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TB6612FNG/TB6612FNG.cpp	Sat Jun 15 20:52:15 2019 +0000
@@ -0,0 +1,118 @@
+/* File: TB6612FNG.h
+ * Author: Robert Abad      Copyright (c) 2013
+ *
+ * Desc: driver for TB6612FNG Motor Driver.  For further details see
+ *       header file, TB6612FNG.h
+ */
+
+#include "mbed.h"
+#include "TB6612FNG.h"
+
+#define SIGNAL_HIGH     (1)
+#define SIGNAL_LOW      (0)
+
+TB6612FNG::TB6612FNG( PinName pinPwmA, PinName pinAin1, PinName pinAin2,
+                      PinName pinPwmB, PinName pinBin1, PinName pinBin2,
+                      PinName pinNStby ) :
+pwmA(pinPwmA),
+Ain1(pinAin1),
+Ain2(pinAin2),
+pwmB(pinPwmB),
+Bin1(pinBin1),
+Bin2(pinBin2),
+nStby(pinNStby)
+{
+    Ain1 = SIGNAL_LOW;
+    Ain2 = SIGNAL_LOW;
+    Bin1 = SIGNAL_LOW;
+    Bin2 = SIGNAL_LOW;
+    pwmA.period(TB6612FNG_PWM_PERIOD_DEFAULT);
+    pwmA = TB6612FNG_PWM_PULSEWIDTH_DEFAULT;
+    pwmB.period(TB6612FNG_PWM_PERIOD_DEFAULT);
+    pwmB = TB6612FNG_PWM_PULSEWIDTH_DEFAULT;
+    nStby = SIGNAL_LOW;
+}
+
+void TB6612FNG::setPwmA(float fPeriod, float fPulsewidth)
+{
+    pwmA.period(fPeriod);
+    pwmA = fPulsewidth;
+}
+
+void TB6612FNG::setPwmAperiod(float fPeriod)
+{
+    pwmA.period(fPeriod);
+}
+
+void TB6612FNG::setPwmApulsewidth(float fPulsewidth)
+{
+    pwmA = fPulsewidth;
+}
+float TB6612FNG::getPwmA()
+{
+    return pwmA;
+}
+float TB6612FNG::getPwmB()
+{
+    return pwmB;
+}
+void TB6612FNG::setPwmB(float fPeriod, float fPulsewidth)
+{
+    pwmB.period(fPeriod);
+    pwmB = fPulsewidth;
+}
+
+void TB6612FNG::setPwmBperiod(float fPeriod)
+{
+    pwmB.period(fPeriod);
+}
+
+void TB6612FNG::setPwmBpulsewidth(float fPulsewidth)
+{
+    pwmB = fPulsewidth;
+}
+
+void TB6612FNG::standby(void)
+{
+    nStby = SIGNAL_LOW;
+}
+
+void TB6612FNG::motorA_stop(void)
+{
+    Ain1 = SIGNAL_LOW;
+    Ain2 = SIGNAL_LOW;
+}
+
+void TB6612FNG::motorA_ccw(void)
+{
+    Ain1 = SIGNAL_LOW;
+    Ain2 = SIGNAL_HIGH;
+    nStby = SIGNAL_HIGH;
+}
+
+void TB6612FNG::motorA_cw(void)
+{
+    Ain1 = SIGNAL_HIGH;
+    Ain2 = SIGNAL_LOW;
+    nStby = SIGNAL_HIGH;
+}
+
+void TB6612FNG::motorB_stop(void)
+{
+    Bin1 = SIGNAL_LOW;
+    Bin2 = SIGNAL_LOW;
+}
+
+void TB6612FNG::motorB_ccw(void)
+{
+    Bin1 = SIGNAL_LOW;
+    Bin2 = SIGNAL_HIGH;
+    nStby = SIGNAL_HIGH;
+}
+
+void TB6612FNG::motorB_cw(void)
+{
+    Bin1 = SIGNAL_HIGH;
+    Bin2 = SIGNAL_LOW;
+    nStby = SIGNAL_HIGH;
+}
\ No newline at end of file

diff -r 000000000000 -r 22391cd705e2 TB6612FNG/TB6612FNG.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TB6612FNG/TB6612FNG.h	Sat Jun 15 20:52:15 2019 +0000
@@ -0,0 +1,98 @@
+/* File: TB6612FNG.h
+ * Author: Robert Abad      Copyright (c) 2013
+ *
+ * Desc: driver for Toshiiba TB6612FNG Motor Driver.  Though this motor driver
+ *       can be used to drive two motors (A and B), it can be used to drive
+ *       just one. Member functions can be used to set period and pulsewidth
+ *       but are not necessary as the constructor does set default values).
+ *       The datasheet for this device can be found here:
+ *       http://www.toshiba.com/taec/components2/Datasheet_Sync/261/27197.pdf
+ *
+ *       Below is some sample code:
+ *
+ *       #include "mbed.h"
+ *       #include "TB6612FNG.h"
+ *
+ *       #define TB6612FNG_PIN_PWMA      (p22)
+ *       #define TB6612FNG_PIN_AIN1      (p17)
+ *       #define TB6612FNG_PIN_AIN2      (p16)
+ *       #define TB6612FNG_PIN_PWMB      (p21)
+ *       #define TB6612FNG_PIN_BIN1      (p19)
+ *       #define TB6612FNG_PIN_BIN2      (p20)
+ *       #define TB6612FNG_PIN_NSTBY     (p18)
+ *       TB6612FNG motorDriver( TB6612FNG_PIN_PWMA, TB6612FNG_PIN_AIN1, TB6612FNG_PIN_AIN2,
+ *                              TB6612FNG_PIN_PWMB, TB6612FNG_PIN_BIN1, TB6612FNG_PIN_BIN2,
+ *                              TB6612FNG_PIN_NSTBY );
+ *       float fPwmPeriod;
+ *       float fPwmPulsewidth;
+ *
+ *       int main()
+ *       {
+ *           fPwmPeriod = 0.00002f;      // 50KHz
+ *           fPwmPulsewidth = 0.50;      // 50% duty cycle
+ *           motorDriver.setPwmAperiod(fPwmPeriod);
+ *           motorDriver.setPwmBperiod(fPwmPeriod);
+ *           motorDriver.setPwmApulsewidth(fPwmPulsewidth);
+ *           motorDriver.setPwmBpulsewidth(fPwmPulsewidth);
+ *   
+ *           while(1)
+ *           {
+ *               motorDriver.motorA_ccw();
+ *               wait(2);
+ *               motorDriver.motorA_cw();
+ *               wait(2);
+ *               motorDriver.motorA_stop();
+ *               wait(2);
+ *               motorDriver.motorB_ccw();
+ *               wait(2);
+ *               motorDriver.motorB_cw();
+ *               wait(2);
+ *               motorDriver.motorB_stop();
+ *               wait(2);
+ *           }
+ *       }
+ */
+
+#ifndef __TB6612FNG_H__
+#define __TB6612FNG_H__
+
+#include "mbed.h"
+
+#define TB6612FNG_PWM_PERIOD_DEFAULT      (0.00002)   // 50KHz
+#define TB6612FNG_PWM_PULSEWIDTH_DEFAULT  (0.50)      // 속도 이거다!
+ 
+class TB6612FNG
+{
+public:
+    TB6612FNG( PinName pinPwmA, PinName pinAin1, PinName pinAin2,
+               PinName pinPwmB, PinName pinBin1, PinName pinBin2,
+               PinName pinNStby );
+    void setPwmA(float fPeriod, float fPulsewidth);
+    void setPwmAperiod(float fPeriod);
+    void setPwmApulsewidth(float fPulsewidth);
+    void setPwmB(float fPeriod, float fPulsewidth);
+    void setPwmBperiod(float fPeriod);
+    void setPwmBpulsewidth(float fPulsewidth);
+    void standby(void);
+    void motorA_stop(void);
+    void motorA_ccw(void);
+    void motorA_cw(void);
+    void motorB_stop(void);
+    void motorB_ccw(void);
+    void motorB_cw(void);
+    void upPulsewidth(void);
+    void downPulsewidth(void);
+    float getPwmA(void);
+    float getPwmB(void);
+    
+private:
+    PwmOut pwmA;
+    DigitalOut Ain1;
+    DigitalOut Ain2;
+    PwmOut pwmB;
+    DigitalOut Bin1;
+    DigitalOut Bin2;
+    DigitalOut nStby;
+};
+
+#endif /* __TB6612FNG_H__ */
\ No newline at end of file

diff -r 000000000000 -r 22391cd705e2 Ultrasonic.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Ultrasonic.cpp	Sat Jun 15 20:52:15 2019 +0000
@@ -0,0 +1,70 @@
+#include "Ultrasonic.h"
+
+Ultrasonic::Ultrasonic(PinName trigPin, PinName echoPin, float tick, bool repeat)
+    : _trig(trigPin), _echo(echoPin), _toVal(tick), _repeat(repeat)
+{
+    _done = 0;
+    _timer.reset();
+    _echo.rise(this, &Ultrasonic::_startT);
+    _echo.fall(this, &Ultrasonic::_endT);
+    if (_repeat) _ticker.attach(this, &Ultrasonic::_ticker_cb, _toVal);
+}
+
+Ultrasonic::~Ultrasonic() {}
+
+void Ultrasonic::_startT(void)
+{
+    _timer.start();
+}
+void Ultrasonic::_endT(void)
+{
+    _timer.stop();
+    _pulseDuration = _timer.read_us();
+    _distance = _pulseDuration / 58;
+    _timer.reset();
+    _done = 1;
+}
+
+
+void Ultrasonic::trig()
+{
+    _echo.enable_irq();
+    wait_us(2);
+    _trig = 1;
+    wait_us(10);
+    _trig = 0;
+}
+void Ultrasonic::_ticker_cb(void)
+{
+    this->trig();
+}
+
+int Ultrasonic::getDistance(void)
+{
+    return _distance;
+}
+int Ultrasonic::getPulseDuration(void)
+{
+    return _pulseDuration;
+}
+
+void Ultrasonic::pauseMeasure(void)
+{
+    _repeat = false;
+    _ticker.detach();
+}
+void Ultrasonic::setMode(bool mode)
+{
+    _repeat = mode;
+    if (_repeat) _ticker.attach(this, &Ultrasonic::_ticker_cb, _toVal);
+    else _ticker.detach();
+}
+
+int Ultrasonic::getStatus()
+{
+    return _done;
+}
+void Ultrasonic::clearStatus(void)
+{
+    _done = 0;
+}
\ No newline at end of file

diff -r 000000000000 -r 22391cd705e2 Ultrasonic.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Ultrasonic.h	Sat Jun 15 20:52:15 2019 +0000
@@ -0,0 +1,40 @@
+#ifndef MBED_ULTRASONIC_H
+#define MBED_ULTRASONIC_H
+
+#include "mbed.h"
+
+class Ultrasonic
+{
+public:
+    Ultrasonic(PinName trigPin, PinName echoPin, float tick = 0.1, bool repeat = false);
+    ~Ultrasonic();
+
+    void trig();
+    int getDistance(void);
+    int getPulseDuration(void);
+
+    //the ultrasonic sensor will stop after measuring once, use clear to clear the value
+    int getStatus(void);
+    void clearStatus(void);
+
+    void pauseMeasure(void);
+    void setMode(bool mode);
+private:
+    DigitalOut _trig;
+    InterruptIn _echo;
+
+    Timer _timer;
+    Ticker _ticker;
+    float _toVal;
+    bool _repeat;
+
+    int _distance;
+    int _pulseDuration;
+
+    void _startT(void);
+    void _endT(void);
+    void _ticker_cb(void);
+    int _done;
+};
+
+#endif MBED_ULTRASONIC_H
\ No newline at end of file

diff -r 000000000000 -r 22391cd705e2 WS2812/WS2812.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WS2812/WS2812.cpp	Sat Jun 15 20:52:15 2019 +0000
@@ -0,0 +1,130 @@
+#include "WS2812.h"
+
+WS2812::WS2812(PinName pin, int size, int zeroHigh, int zeroLow, int oneHigh, int oneLow) : __gpo(pin)
+{
+    __size = size;
+    __transmitBuf = new bool[size * FRAME_SIZE];
+    __use_II = OFF;
+    __II = 0xFF; // set global intensity to full
+    __outPin = pin;
+    
+    // Default values designed for K64f. Assumes GPIO toggle takes ~0.4us
+    setDelays(zeroHigh, zeroLow, oneHigh, oneLow);
+}
+
+
+WS2812::~WS2812()
+{
+    delete[] __transmitBuf;
+}
+
+void WS2812::setDelays(int zeroHigh, int zeroLow, int oneHigh, int oneLow) {
+    __zeroHigh = zeroHigh;
+    __zeroLow = zeroLow;
+    __oneHigh = oneHigh;
+    __oneLow = oneLow;
+}
+
+void WS2812::__loadBuf(int buf[],int r_offset, int g_offset, int b_offset) {
+    for (int i = 0; i < __size; i++) {
+        int color = 0;
+               
+        color |= ((buf[(i+g_offset)%__size] & 0x0000FF00));
+        color |= ((buf[(i+r_offset)%__size] & 0x00FF0000));
+        color |=  (buf[(i+b_offset)%__size] & 0x000000FF);
+        color |= (buf[i] & 0xFF000000);
+        
+        // Outut format : GGRRBB
+        // Inout format : IIRRGGBB
+        unsigned char agrb[4] = {0x0, 0x0, 0x0, 0x0};
+    
+        unsigned char sf; // scaling factor for  II
+    
+        // extract colour fields from incoming
+        // 0 = green, 1 = red, 2 = blue, 3 = brightness        
+        agrb[0] = (color & 0x0000FF00) >> 8;
+        agrb[1] = (color & 0x00FF0000) >> 16;
+        agrb[2] = color  & 0x000000FF;
+        agrb[3] = (color & 0xFF000000) >> 24;
+    
+        // set the intensity scaling factor (global, per pixel, none)
+        if (__use_II == GLOBAL) {
+            sf = __II;
+        } else if (__use_II == PER_PIXEL) {
+            sf = agrb[3];
+        } else {
+            sf = 0xFF;
+        }
+        
+        // Apply the scaling factor to each othe colour components
+        for (int clr = 0; clr < 3; clr++) {
+            agrb[clr] = ((agrb[clr] * sf) >> 8);
+            
+            for (int j = 0; j < 8; j++) {
+                if (((agrb[clr] << j) & 0x80) == 0x80) {
+                    // Bit is set (checks MSB fist)
+                    __transmitBuf[(i * FRAME_SIZE) + (clr * 8) + j] = 1;
+                } else {
+                    // Bit is clear
+                    __transmitBuf[(i * FRAME_SIZE) + (clr * 8) + j] = 0;
+                }
+            }
+        }
+    }
+}
+
+void WS2812::write(int buf[]) {
+    write_offsets(buf, 0, 0, 0);
+}
+
+void WS2812::write_offsets (int buf[],int r_offset, int g_offset, int b_offset) {
+    int i, j;
+    
+    // Load the transmit buffer
+    __loadBuf(buf, r_offset, g_offset, b_offset);
+
+    // Entering timing critical section, so disabling interrupts
+    __disable_irq();
+    
+    // Begin bit-banging
+    for (i = 0; i < FRAME_SIZE * __size; i++) {
+        j = 0;
+        if (__transmitBuf[i]){
+            __gpo = 1;
+            for (; j < __oneHigh; j++) {
+                __nop();
+            }
+            __gpo = 0;
+            for (; j < __oneLow; j++) {
+                __nop();
+            }
+        } else {
+            __gpo = 1;
+            for (; j < __zeroHigh; j++) {
+                __nop();
+            }
+            __gpo = 0;
+            for (; j < __zeroLow; j++) {
+                __nop();
+            }
+        }
+    }
+    
+    // Exiting timing critical section, so enabling interrutps
+    __enable_irq();
+}
+
+
+void WS2812::useII(BrightnessControl bc)
+{
+    if (bc > OFF) {
+        __use_II = bc;
+    } else {
+        __use_II = OFF;
+    }
+}
+
+void WS2812::setII(unsigned char II)
+{
+    __II = II;
+}
\ No newline at end of file

diff -r 000000000000 -r 22391cd705e2 WS2812/WS2812.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WS2812/WS2812.h	Sat Jun 15 20:52:15 2019 +0000
@@ -0,0 +1,116 @@
+/* Copyright (c) 2012 cstyles, MIT License
+ *
+ * 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.
+ */
+
+#ifndef WS2812_H
+#define WS2812_H
+
+#include "mbed.h"
+
+#define FRAME_SIZE 24
+
+//!Library for the WS2812 RGB LED with integrated controller
+/*!
+The WS2812 is controller that is built into a range of LEDs
+*/
+class WS2812
+{
+public:
+    enum BrightnessControl { OFF, GLOBAL, PER_PIXEL };
+
+    /**
+    *   Constructor
+    *
+    * @param pin Output pin. Connect to "Din" on the first WS2812 in the strip
+    * @param size Number of LEDs in your strip
+    * @param zeroHigh How many NOPs to insert to ensure TOH is properly generated. See library description for more information.
+    * @param zeroLow How many NOPs to insert to ensure TOL is properly generated. See library description for more information.
+    * @param oneHigh How many NOPs to insert to ensure T1H is properly generated. See library description for more information.
+    * @param oneLow How many NOPs to insert to ensure T1L is properly generated. See library description for more information.
+    *
+    */
+    WS2812(PinName pin, int size, int zeroHigh, int zeroLow, int oneHigh, int oneLow);
+
+    /*!
+    Destroys instance.
+    */
+    ~WS2812();
+    
+    /**
+    *   Sets the timing parameters for the bit-banged signal
+    *
+    * @param zeroHigh How many NOPs to insert to ensure TOH is properly generated. See library description for more information.
+    * @param zeroLow How many NOPs to insert to ensure TOL is properly generated. See library description for more information.
+    * @param oneHigh How many NOPs to insert to ensure T1H is properly generated. See library description for more information.
+    * @param oneLow How many NOPs to insert to ensure T1L is properly generated. See library description for more information.
+    *
+    */
+    void setDelays(int zeroHigh, int zeroLow, int oneHigh, int oneLow);
+
+    /**
+    *   Writes the given buffer to the LED strip with the given offsets.
+    *   NOTE: This function is timing critical, therefore interrupts are disabled during the transmission section.
+    *
+    * @param buf Pointer to the PixelArray buffer
+    * @param r_offset The offset where each each pixel pulls its red component. Wraps to beginning if end is reached.
+    * @param g_offset The offset where each each pixel pulls its green component. Wraps to beginning if end is reached.
+    * @param b_offset The offset where each each pixel pulls its blue component. Wraps to beginning if end is reached.
+    *
+    */
+    void write_offsets(int buf[], int r_offset = 0, int g_offset = 0, int b_offset = 0);
+
+
+    /**
+    *   Writes the given buffer to the LED strip
+    *   NOTE: This function is timing critical, therefore interrupts are disabled during the transmission section.
+    *
+    * @param buf Pointer to the PixelArray buffer
+    *
+    */
+    void write(int buf[]);
+    
+    /**
+    *   Sets the brightness mode
+    *
+    * @param bc The brightness control. Defaults to OFF. Possible values include OFF, GLOBAL, and PER_PIXEL
+    *
+    */
+    void useII(BrightnessControl bc);
+    
+    /**
+    *   Sets the global brightness level.
+    *
+    * @param II The brightness level. Possible values include 0 - 255 (0x00 - 0xFF).
+    *
+    */
+    void setII(unsigned char II);
+    
+
+
+private:
+
+    int __size;
+    int __zeroHigh, __zeroLow, __oneHigh, __oneLow;
+    unsigned char __II;
+    BrightnessControl __use_II;
+    bool *__transmitBuf;
+    void __loadBuf(int buf[],int r_offset=0, int g_offset=0, int b_offset=0);
+    PinName __outPin;
+    DigitalOut __gpo;
+};
+
+#endif
\ No newline at end of file

diff -r 000000000000 -r 22391cd705e2 main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat Jun 15 20:52:15 2019 +0000
@@ -0,0 +1,404 @@
+#include "mbed.h"
+#include "ReceiverIR.h"
+#include "TB6612FNG.h"
+#include "Ultrasonic.h"
+
+#include "Adafruit_SSD1306.h"
+#include "Adafruit_GFX.h"
+#include "glcdfont.h"
+#define SSD1306_DISPLAYON 0xAF
+#include "WS2812.h"
+#include "PixelArray.h"
+ 
+#define WS2812_BUF 150
+#define NUM_COLORS 6
+#define NUM_LEDS_PER_COLOR 10
+#define button2 18
+
+//               PWMA, AIN1, AIN2, PWMBm, BIN1, BIN2, STBY
+TB6612FNG motorDriver(D6, A0, A1, D5, A3, A2, A5);
+ReceiverIR ir_rx(D4);
+Serial pc(USBTX, USBRX);
+SPI spi(D11,D12,D13);
+DigitalOut spi_cs(D10,1);
+Ultrasonic ultra(D3, D2);
+PixelArray px(WS2812_BUF);
+WS2812 ws(D7, WS2812_BUF, 7, 15, 10, 15);
+
+I2C i2c(D14, D15);
+Adafruit_SSD1306_I2c oled(i2c, D9, 0x78, 64, 128);
+
+Timer timer;
+Timer btimer;
+int cal[5]; //센서 입력 모아놓은 배열
+int maxv = 0; //칼리브레이션 최대값
+int minv = 999; //칼리브레이션 최소값
+float fPwmPeriod; //모터 주기
+float fPwmPulsewidth; //모터 속도
+RemoteIR::Format format;
+uint8_t buf[32]; //리모컨 입력받는 버퍼
+int num; //리모컨 입력 숫자
+int bitcount, decoded; //리모컨 입력 필요변수
+
+float aspeed=0.19;
+float speed=0.19; //모터 속도
+float lspd=0.17; //최소 속도
+float mspd=0.25; //최대 속도
+float tspeed; //임시 속도 변
+
+void setspeed(float a){
+    speed=a;
+    motorDriver.setPwmApulsewidth(speed);
+    motorDriver.setPwmBpulsewidth(speed);
+}
+
+int going=0; //주행 중인지 아닌지 판별
+
+int maxcal(int a[], int k){
+    int q;
+    int maxone = 2;
+    int range = 150;
+    if(a[2]- a[0]>range) maxone = 0;
+    else if(a[2]- a[1]>range) maxone = 1;
+    else if(a[2]- a[3]>range) maxone = 3;
+    else if(a[2]- a[4]>range) maxone = 4;
+    int maxa2 = 250;
+    int mina2 = 100;
+    //if(timer.read() > 15 && maxa2 > a[0] && maxa2 > a[1] && mina2 < a[0] && mina2 < a[1]){
+//        if(maxa2 > a[3] && mina2 < a[3] && maxa2 >a[4] && mina2 < a[4]){
+//            maxone = 6;
+//        }
+//        maxone = 5;
+//    }
+    
+    return maxone;
+}
+    
+void moveStop(void){
+    motorDriver.motorB_stop();
+    motorDriver.motorA_stop();
+}
+
+void moveBackward(void){
+    setspeed(speed);
+    motorDriver.motorA_ccw();
+    motorDriver.motorB_ccw();
+    //wait(0.3);
+    //moveStop();
+}
+
+void moveForward(void){
+    setspeed(speed);
+    motorDriver.motorA_cw();
+    motorDriver.motorB_cw();
+    //wait(0.3);
+    //moveStop();
+}
+
+void moveLeft(void){
+    setspeed(speed);
+    motorDriver.motorA_ccw();
+    motorDriver.motorB_cw();
+    wait(0.08);
+    moveStop();
+}
+
+void moveRight(void){
+    setspeed(speed);
+    motorDriver.motorA_cw();
+    motorDriver.motorB_ccw();
+    wait(0.08);
+    moveStop();
+}
+void finishlight(void)
+{
+    ws.useII(WS2812::PER_PIXEL); // use per-pixel intensity scaling
+    
+    int colorbuf[NUM_COLORS] = {0x2f0000,0x2f2f00,0x002f00,0x002f2f,0x00002f,0x2f002f};
+ 
+    for (int i = 0; i < WS2812_BUF; i++) {
+        px.Set(i, colorbuf[(i / NUM_LEDS_PER_COLOR) % NUM_COLORS]);
+    }
+ 
+    for (int j=0; j<WS2812_BUF; j++) {
+        px.SetI(j%WS2812_BUF, 0xf+(0xf*(j%NUM_LEDS_PER_COLOR)));
+    }
+
+    while (1) {
+        for (int z=WS2812_BUF; z >= 0 ; z--) {
+            ws.write_offsets(px.getBuf(),z,z,z);
+            wait(0.075);
+        }
+    }
+}
+int value;
+int ch = 0;
+int status;
+void drive(void){
+    spi_cs = 0;
+    ultra.trig();
+    ultra.setMode(true);
+    value = spi.write(ch<<12);
+    pc.printf("calibration..\r\n");
+    timer.start();
+    
+    //주행시작
+    motorDriver.setPwmApulsewidth(speed);
+    motorDriver.setPwmBpulsewidth(speed);
+    moveForward();
+    while(1){
+        oled.clearDisplay();
+        oled.setTextCursor(0,0);
+        oled.printf("speed: %f\r\n",speed);
+        oled.printf("0: %d, 1: %d\r\n2: %d, 3: %d\r\n4: %d st: %d\r\n",cal[0],cal[1],cal[2],cal[3],cal[4],status);
+        oled.printf("time: %.3f\r\n",timer.read_ms()/1000);
+        oled.display();
+        
+        status = maxcal(cal,5);
+        pc.printf("status:%d\r\n");
+        switch(status){
+            //●○○○○, 오른쪽으로 가야함
+            case 4 :
+                setspeed(aspeed); 
+                motorDriver.motorA_cw();
+                motorDriver.motorB_ccw();
+                wait(0.08);
+                moveStop();
+                wait(0.08);
+                break;
+                            
+            //○●○○○, 오른쪽으로 가야함
+            case 3 :
+                setspeed(aspeed); 
+                motorDriver.motorA_cw();
+                motorDriver.motorB_ccw();
+                wait(0.08);
+                moveStop();
+                wait(0.08);
+                break;
+            
+            //○○●○○, 정주행
+            // 중앙 값이 가장 낮지만 검은 줄이 아니면 (<350) 뒤로 0.5초간 가본다. 그 뒤에 다시 직진.
+            case 2 :               
+                speed=aspeed;
+                if(speed<mspd){speed+=0.02;}
+                motorDriver.setPwmApulsewidth(speed);
+                motorDriver.setPwmBpulsewidth(speed);
+                if(cal[2]<350 || btimer.read_ms()>500){moveForward();btimer.reset();btimer.start();}
+                else{
+                    if(btimer.read_ms()<500){
+                        moveBackward();
+                        btimer.reset();
+                        btimer.start();
+                    }
+                    
+                }
+                
+                break;
+            
+            //○○○●○, 왼쪽으로 가야함
+            case 1 :
+                setspeed(aspeed); 
+                motorDriver.motorA_ccw();
+                motorDriver.motorB_cw();
+                wait(0.08);
+                moveStop();
+                wait(0.08);
+                break;
+            
+            //○○○○●, 왼쪽으로 가야함
+            case 0 : 
+                setspeed(aspeed); 
+                motorDriver.motorA_ccw();
+                motorDriver.motorB_cw();
+                wait(0.08);
+                moveStop();
+                wait(0.08);
+                break;
+                
+//          case 5 :
+//                speed=1.5;
+//                motorDriver.setPwmApulsewidth(speed);
+//                motorDriver.setPwmBpulsewidth(speed);
+//                moveLeft();
+//                moveForward();
+//                break;
+            
+            case 6 :
+                moveStop();
+                finishlight();
+            
+            default :
+                motorDriver.setPwmApulsewidth(speed);
+                motorDriver.setPwmBpulsewidth(speed);
+        } 
+        
+        //센서 입력 받기
+        for(ch=0;ch<6;ch++){
+            spi_cs = 0;
+            spi.format(16, 0);
+            spi.frequency(2000000);
+            wait_us(2);
+            value = spi.write(ch<<12); 
+            value >>= 6;
+            spi_cs = 1;
+            wait_us(21);
+            switch(ch)
+            {
+                case 1 : cal[0] = value;break;
+                case 2 : cal[1] = value;break;
+                case 3 : cal[2] = value;break;
+                case 4 : cal[3] = value;break;
+                case 5 : cal[4] = value;break;
+            }
+        }
+        
+        //각종 프린트
+        //if(timer.read()>1){
+            for(ch=0;ch<5;ch++){
+                pc.printf("cal[%d]: %d, ",ch, cal[ch]);
+                if(cal[ch] < minv) minv = cal[ch];
+                if(cal[ch] > maxv) maxv = cal[ch];
+            }
+            pc.printf("\r\n");
+            pc.printf("maxv: %d, minv: %d,\r\n",maxv, minv);
+            pc.printf("maxcal : %d\r\n",status);
+            pc.printf("\r\n");
+        //}
+        
+        //장애물 만나면 스탑!!
+        if(ultra.getDistance()<8)
+        {
+            pc.printf("WARNING!\r\n");
+            tspeed = speed;
+            speed=0.2;
+            motorDriver.setPwmApulsewidth(speed);
+            motorDriver.setPwmBpulsewidth(speed);
+            moveBackward();
+            wait(0.2);
+            moveStop();
+            speed=tspeed;
+            motorDriver.setPwmApulsewidth(speed);
+            motorDriver.setPwmBpulsewidth(speed);
+        }
+        
+        //리모컨 입력받기
+        if (ir_rx.getState() == ReceiverIR::Received) {
+            bitcount = ir_rx.getData(&format, buf, sizeof(buf) * 8);
+            if (bitcount>0) {
+                decoded=buf[3];
+                num = buf[2];
+                //pc.printf("\r\nDecoded: %X %X %X %X ", buf[0],buf[1],num,buf[3]);
+                pc.printf("\r\nnum: %X  %d", num, num);
+                switch(num){
+                    case 24:
+                        moveForward();
+                        break;
+                    case 90:
+                        moveRight();
+                        break;
+                    case 82:
+                        moveBackward();
+                        break;
+                    case 8:
+                        moveLeft();
+                        break;
+                    case 21: //속도상승
+                        speed+=0.05;
+                        motorDriver.setPwmApulsewidth(speed);
+                        motorDriver.setPwmBpulsewidth(speed);
+                        break;
+                    case 7: //속도저하
+                        speed-=0.05;
+                        motorDriver.setPwmApulsewidth(speed);
+                        motorDriver.setPwmBpulsewidth(speed);
+                        break;
+                    case 28:
+                        pc.printf("stop");
+                        moveStop();
+                        going=0;
+                        break;
+                    case 68:
+                        pc.printf("stop drive\n\r");
+                        going=0;
+                        break;
+                }
+            }
+        } 
+    }
+}
+
+/* 
+1 = 12
+2 = 24
+3 = 94
+4 = 8
+5 = 28
+6 = 90
+7 = 66
+8 = 82
+9 = 74
+0 = 22
++100 = 25
++200 = 13
+next = 64
+prev = 68
+vol+ = 21
+vol- = 7
+*/
+int main()
+{
+    pc.printf("HEllO\r\n\r\n");
+    pc.printf("maxv: %d, minv: %d,\r\n",maxv, minv);
+   
+    while(1) {
+        if (ir_rx.getState() == ReceiverIR::Received) {
+            bitcount = ir_rx.getData(&format, buf, sizeof(buf) * 8);
+            if (bitcount>0) {
+                decoded=buf[3];
+                num = buf[2];
+                //pc.printf("\r\nDecoded: %X %X %X %X ", buf[0],buf[1],num,buf[3]);
+                pc.printf("\r\nnum: %X  %d", num, num);
+                switch(num){
+                    case 24:
+                        moveForward();
+                        break;
+                    case 90:
+                        moveRight();
+                        break;
+                    case 82:
+                        moveBackward();
+                        break;
+                    case 8:
+                        moveLeft();
+                        break;
+                    case 21: //속도상승
+                        speed+=0.1;
+                        motorDriver.setPwmApulsewidth(speed);
+                        motorDriver.setPwmBpulsewidth(speed);
+                        break;
+                    case 7: //속도저하
+                        speed-=0.1;
+                        motorDriver.setPwmApulsewidth(speed);
+                        motorDriver.setPwmBpulsewidth(speed);
+                        break;
+                    case 28:
+                        pc.printf("stop");
+                        moveStop();
+                        going=0;
+                        break;
+                    case 64:
+                        pc.printf("drive\n\r");
+                        going=1;
+                        timer.reset();
+                        drive();
+                        break;
+                    case 68:
+                        pc.printf("stop drive\n\r");
+                        going=0;
+                        break;
+                }
+            }
+        } 
+    }
+}

diff -r 000000000000 -r 22391cd705e2 mbed.bld
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Sat Jun 15 20:52:15 2019 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400
\ No newline at end of file