void beginTransaction()
void beginTransaction(SPISettings settings)

void endTransaction()

inline uint8_t transfer(uint8_t data)
inline uint16_t transfer16(uint16_t data)
inline uint32_t transfer32(uint32_t data)

inline bool available()

uint32_t random(uint32_t maxval)
uint32_t random(uint32_t minval, uint32_t maxval)

uint32_t digitalReadBitmap()

Serial << mwx::bigendian(0x1234abcdUL);

// output binary -> 0x12 0x34 0xab 0xcd

template <typename T>
bigendian::bigendian(T v)

// smplbuf_strm_u8<N> : ローカル確保
template <int N> using smplbuf_strm_u8 
  = _smplbuf_stream<uint8_t, mwx::alloc_local<uint8_t, N>>;

// smplbuf_strm_u8_attach : 既存バッファへのアタッチ版
using smplbuf_strm_u8_attach 
  = mwx::_smplbuf_stream<uint8_t, mwx::alloc_attach<uint8_t>>;

// smplbuf_strm_u8_heap : HEAP確保
using smplbuf_strm_u8_heap 
  = mwx::_smplbuf_stream<uint8_t, mwx::alloc_heap<uint8_t>>;

// << 演算子の定義
template <class L_STRM, class ALOC>
mwx::stream<L_STRM>& operator << (
        mwx::stream<L_STRM>& lhs, 
        mwx::_smplbuf_stream<uint8_t, ALOC>& rhs)
{
		lhs << rhs.to_stream();
		return lhs;
}

smplbuf_strm_u8<128> sb1;

sb1 << "hello";
sb1 << uint32_t(0x30313233);
sb1 << format("world%d",99);
sb1.printfmt("Z!");

Serial << sb1;
// hello0123world99Z!

for (int i = 0; i < 127; ++i) {
    Serial << "hello world! (" << i << ")" << twe::endl << twe::flush;
}

uint8_t CRC8_u8Calc(uint8_t *pu8Data, uint8_t size, uint8_t init=0)
uint8_t CRC8_u8CalcU32(uint32_t u32c, uint8_t init=0)
uint8_t CRC8_u8CalcU16(uint16_t u16c, uint8_t init=0)
uint8_t XOR_u8Calc(uint8_t *pu8Data, uint8_t size)
uint8_t LRC_u8Calc(uint8_t* pu8Data, uint8_t size)

void setup() {
  auto&& brd = the_twelite.board.use<PAL_AMB>();
}

int mwx_printf(const char* format, ...)
int mwx_snprintf(char* buffer, size_t count, const char* format, ...)

static inline uint8_t scale_1000_to_127u8(uint16_t x)
static inline uint16_t scale_127u8_to_1000(uint8_t x)
static inline uint8_t scale_1000_to_255u8(uint16_t x)
static inline uint16_t scale_255u8_to_1000(uint8_t x)
static inline uint8_t scale_1000_to_256u8(uint16_t x)
static inline uint16_t scale_256u16_to_1000(uint16_t x)

void setup() {
	/*** SETUP section */
	txreq_stat = MWX_APIRET(false, 0);

	// the twelite main class
	the_twelite
		<< TWENET::appid(APP_ID)    // アプリケーションID
		<< TWENET::channel(CHANNEL) // チャネル
		<< TWENET::rx_when_idle();  // 受信有

	// Register Network
	auto&& nwk = the_twelite.network.use<NWK_SIMPLE>();
	nwk	<< NWK_SIMPLE::logical_id(0xFE); // 子機、特定アドレス指定なし(0xFE)

	/*** BEGIN section */
	Buttons.begin(pack_bits(PIN_BTN), 5, 10); // ボタン処理初期化

	the_twelite.begin(); // start twelite!

	/*** INIT message */
	Serial << "--- Scratch act ---" << mwx::crlf;
}

void begin() {
	Serial << "..begin (run once at boot)" << mwx::crlf;
}

if (Buttons.available()) {
	uint32_t bm, cm;
	Buttons.read(bm, cm);

	if (cm & 0x80000000) {
		// the first capture.
	}

	Serial << int(millis()) << ":BTN" << format("%b") << mwx::crlf;
}

while(Serial.available())  {
  int c = Serial.read();

	Serial << '[' << char(c) << ']';

  switch(c) {
  case 'p': ... // millis() を表示
  case 't': ... // 無線パケットを送信 (vTransmit)
  case 's': ... // スリープする
  }
}

if (the_twelite.receiver.available()) {

		auto&& rx = the_twelite.receiver.read();

		// just dump a packet.
		Serial << format("rx from %08x/%d",
		   rx.get_addr_src_long(), rx.get_addr_src_lid()) << crlf;
}

void wakeup() {
	Serial << int(millis()) << ":wake up!" << mwx::crlf;
}

MWX_APIRET vTransmit() {
	Serial << int(millis()) << ":vTransmit()" << mwx::crlf;

	if (auto&& pkt = the_twelite.network.use<NWK_SIMPLE>().prepare_tx_packet()) {
		// set tx packet behavior
		pkt << tx_addr(0xFF)  // 同報通信＝ブロードキャスト
			<< tx_retry(0x1)    // 再送１回
			<< tx_packet_delay(100,200,20); // 送信時遅延100-200msの間に送信、再送間隔20ms

		// 送信データの指定（アプリケーションごとに決める）
		pack_bytes(pkt.get_payload()
			, make_pair("SCRT", 4) // ４文字識別子
			, uint32_t(millis())   // タイムスタンプ
		);
		
		// 送信要求を行う
		return pkt.transmit(); 
	}

  // .prepare_tx_packet() 時点で失敗している
	return MWX_APIRET(false, 0);
}

void setup() {
  the_twelite.app.use<myAppClass>();
  
  pinMode(PIN_DIGITAL::DIO5, PIN_MODE::INPUT_PULLUP);
  attachIntDio(PIN_DIGITAL::DIO5, PIN_INT_MODE::FALLING);
}

void loop() {
  ;
}

inline uint8_t get_M1()
inline uint8_t get_M2()
inline uint8_t get_M3()
inline uint8_t get_BPS()
inline uint8_t get_DIPSW_BM()

Serial << "hello world!" << mwx::crlf;

	inline uint8_t G_OCTET(const uint8_t*& p) {
		return *(p)++; 
	}
	inline uint16_t G_WORD(const uint8_t*& p) {
		uint32_t r = *p++;
		r = (r << 8) + *p++;
		return r;
	}
	inline uint32_t G_DWORD(const uint8_t*& p) {
		uint32_t r = *p++;
		r = (r << 8) + *p++;
		r = (r << 8) + *p++;
		r = (r << 8) + *p++;
		return r;
	}

void begin() {
	sleepNow(); // the first time is just sleeping.
}

void wakeup() {
	if (!b_senser_started) {
		// delete/make shorter this message if power requirement is harder.	
		Serial	<< mwx::crlf
				<< "--- PAL_AMB:" << FOURCHARS << " wake up ---"
				<< mwx::crlf
				<< "..start sensor capture again."
				<< mwx::crlf;

		startSensorCapture();
		b_senser_started = true;

		napNow(); // short period sleep.
	} else {
		Serial << "..wake up from short nap.." << mwx::crlf;

		auto&& brd = the_twelite.board.use<PAL_AMB>();

		b_senser_started = false;

		// tell sensors waking up.
		brd.sns_LTR308ALS.process_ev(E_EVENT_START_UP);
		brd.sns_SHTC3.process_ev(E_EVENT_START_UP);
	}
}

void napNow() {
	uint32_t u32ct = 100;
	Serial << "..nap " << int(u32ct) << "ms." << mwx::crlf;
	the_twelite.sleep(u32ct, false, false, TWENET::SLEEP_WAKETIMER_SECONDARY);
}

smplbuf_u8_attach& get_payload()

const tsRxDataApp* get_psRxDataApp() 

uint8_t get_length()

uint8_t get_lqi()

uint32_t get_addr_src_long()
uint8_t get_addr_src_lid()

uint32_t get_addr_dst()

bool is_secure_pkt()

format(const char *fmt, ...)

class myAppClass: public mwx::BrdPal, MWX_APPDEFS_CRTP(myAppClasslMot)
{

};

/*****************************************************************/
// MUST DEFINE CLASS NAME HERE
#define __MWX_APP_CLASS_NAME myAppClass
#include "_mwx_cbs_cpphead.hpp"
/*****************************************************************/

MWX_DIO_INT(PIN_DIGITAL::DIO5, uint32_t arg, uint8_t& handled) {
  static uint8_t ct;
  digitalWrite(PIN_DIGITAL::DIO12, (++ct & 1) ? HIGH : LOW);
	handled = false; // if true, no further event.
}

MWX_DIO_EVENT(PIN_DIGITAL::DIO5, uint32_t arg) {
  Serial << '*';	
}

/*****************************************************************/
// common procedure (DO NOT REMOVE)
#include "_mwx_cbs_cpptail.cpp"
// MUST UNDEF CLASS NAME HERE
#undef __MWX_APP_CLASS_NAME
} // mwx
/*****************************************************************/

	inline uint8_t& S_OCTET(uint8_t*& q, uint8_t c) {
		*q++ = c;
		return *q;
	}
	inline uint8_t& S_WORD(uint8_t*& q, uint16_t c) {
		*(q) = ((c) >> 8) & 0xff; (q)++;
		*(q) = ((c) & 0xff); (q)++;
		return *q;
	}
	inline uint8_t& S_DWORD(uint8_t*& q, uint32_t c) {
		*(q) = ((c) >> 24) & 0xff; (q)++;
		*(q) = ((c) >> 16) & 0xff; (q)++;
		*(q) = ((c) >>  8) & 0xff; (q)++;
		*(q) = ((c) & 0xff); (q)++;
		return *q;
	}

void setup(uint16_t buf_tx, uint16_t buf_rx)

void begin(unsigned long speed = 115200, uint8_t config = 0x06)

TWE_tsFILE* get_tsFile();

if (auto&& pkt = the_twelite.network.use<NWK_SIMPLE>().prepare_tx_packet()) {
	pkt << tx_addr(0x00)
		<< tx_retry(0x1)
		<< tx_packet_delay(0,50,10);
		
	pack_bytes(pkt.get_payload()
		, make_pair("APP1", 4)
		, uint8_t(u8DI_BM)
	);
  
  pkt.transmit();
}

if (auto&& pkt = the_twelite.network.use<NWK_SIMPLE>().prepare_tx_packet()) {
  ...
}

pkt << tx_addr(0x00)
	  << tx_retry(0x1)
  	<< tx_packet_delay(0,50,10);

tx_addr(uint32_t addr)

tx_retry(uint8_t u8count, bool force_retry = false)

tx_packet_delay(uint16_t u16DelayMin,
                uint16_t u16DelayMax,
                uint16_t u16RetryDur)

tx_process_immediate()

tx_ack_required()

tx_addr_broadcast()

tx_packet_type_id(uint8_t)

uint8_t c;
if (auto&& trs = SPI.get_rwer()) { // オブジェクトの生成とデバイスの通信判定
   // このスコープ(波かっこ)内が trs の有効期間。
   trs << 0x00; // 0x00 を mwx::stream インタフェースで書き出し
   trs >> c;    // 読み出したデータをcに格納。
} 
// if 節を抜けるところで wrt は破棄され、バスの利用終了

inline uint8_t _spi_single_op(uint8_t cmd, uint8_t arg) {
    uint8_t d0, d1;
    if (auto&& x = SPI.get_rwer()) {
        d0 = x.transfer(cmd); (void)d0;
        d1 = x.transfer(arg);
        // (x << (cmd)) >> d0;
        // (x << (arg)) >> d1;
    }

    return d1;
}

periph_spi::transceiver get_rwer()

uint8_t transfer(uint8_t val)
uint16_t transfer16(uint16_t val)
uint32_t transfer32(uint32_t val)

operator << (int c)
operator << (uint8_t c)
operator << (uint16_t c) 
operator << (uint32_t c)

operator >> (uint8_t& c)
operator >> (uint16_t& c)
operator >> (uint32_t& c)

null_stream(size_t i = 1)
operator >> (null_stream&& p)

static const uint8_t PIN_BTN = 12; // button (as SET)
static const uint8_t PIN_LED = 5;  // LED
static const uint8_t PIN_WDT = 13; // WDT (shall tick every 60sec)

static const uint8_t PIN_D1 = 1; // DIP SW1
static const uint8_t PIN_D2 = 2; // DIP SW2
static const uint8_t PIN_D3 = 3; // DIP SW3
static const uint8_t PIN_D4 = 4; // DIP SW4

static const uint8_t PIN_SNS_EN = 16;
static const uint8_t PIN_SNS_INT = 17;

const uint8_t* expand_bytes(
        const uint8_t* b, const uint8_t* e, ...)

void delayMicroseconds(uint32_t microsec)

.../MWSTAGE/              --- TWELITE STAGE 配布ディレクトリ
        .../MWSDK         --- MWSDKディレクトリ
              .../TWENET/current/src/mwx <--　このディレクトリを差し替える

void setup(
        bool bWaitInit = false,
        uint8_t kick_ev = E_AHI_DEVICE_TICK_TIMER,
        void (*fp_on_finish)() = nullptr) 

void begin(uint8_t bmPorts, uint8_t capt_tick = 1)

void begin()

void end()

inline bool available()

inline int16_t read(uint8_t s)
inline int16_t read_raw(uint8_t s)

##############################################################################
# Copyright (C) 2019 Mono Wireless Inc. All Rights Reserved.
# Released under MW-SLA-*J,*E (MONO WIRELESS SOFTWARE LICENSE
# AGREEMENT). 
##############################################################################
# USER PROJECT BUILD DEFINITION.
##############################################################################

#####################################################################
### set TWELITE model
TWELITE ?= BLUE
#TWELITE = RED

#####################################################################
### set application version (MUST SET THIS.)
VERSION_MAIN = 0
VERSION_SUB  = 1
VERSION_VAR  = 0

#####################################################################
### set an additional source file
###   the default file name is dirname.

### for C++ files compiled with g++ (must have .cpp suffix)
APPSRC_CXX += myAppBhvParent.cpp
APPSRC_CXX += myAppBhvParent-handlers.cpp
APPSRC_CXX += myAppBhvChild.cpp
APPSRC_CXX += myAppBhvChild-handlers.cpp

### for C files compiled with gcc (must have .c suffix)
#APPSRC += my_c_file.c

### Additional Src/Include Path
# if set, find source files from given dirs.
#
APP_COMMON_SRC_DIR_ADD1 = ../Parent
APP_COMMON_SRC_DIR_ADD2 = ../Child
#APP_COMMON_SRC_DIR_ADD3 = 
#APP_COMMON_SRC_DIR_ADD4 =

#####################################################################
### set misc option for compiler

### C++ flags passed to g++
# e.g. CXXFLAGS += -DMY_DEFS
#CXXFLAGS +=

### C++/C flags passed to g++/gcc
# e.g. CFLAGS += -DMY_DEFS
#CFLAGS +=

### include opts
# e.g. INCFLAGS += -I../my_common_src/
#INCFLAGS +=

### optimize flag (default is -Os, normally no need to change)
#OPTFLAG=-O2

#####################################################################
### must include mwx.mk (the makefile body part.)
MWSDK_PATH?=$(realpath $(MWSDK_ROOT))
include $(MWSDK_PATH)/MkFiles/mwx.mk
#####################################################################

### set application version (MUST SET THIS.)
VERSION_MAIN = 0
VERSION_SUB  = 1
VERSION_VAR  = 0

APPSRC_CXX += myAppBhvParent.cpp
APPSRC_CXX += myAppBhvParent-handlers.cpp
APPSRC_CXX += myAppBhvChild.cpp
APPSRC_CXX += myAppBhvChild-handlers.cpp

APP_COMMON_SRC_DIR_ADD1 = ../Parent
APP_COMMON_SRC_DIR_ADD2 = ../Child

void setup() {
	/*** SETUP section */
	// the twelite main class
	the_twelite
		<< TWENET::appid(APP_ID)    // set application ID (identify network group)
		<< TWENET::channel(CHANNEL) // set channel (pysical channel)
		<< TWENET::rx_when_idle();  // open receive circuit (if not set, it can't listen packts from others)

	// Register Network
	auto&& nwk = the_twelite.network.use<NWK_SIMPLE>();
	
	uid = random(1, 5); // set uid by random() (1..4)
	nwk	<< NWK_SIMPLE::logical_id(uid); // set Logical ID. (0xFE means a child device with no ID)

	/*** BEGIN section */
	SerialParser.begin(PARSER::ASCII, 128); // Initialize the serial parser
	the_twelite.begin(); // start twelite!

	/*** INIT message */
	Serial << "--- WirelessUart (id=" << int(uid) << ") ---" << mwx::crlf;
}

SerialParser.begin(PARSER::ASCII, 128); 

while(Serial.available())  {
	if (SerialParser.parse(Serial.read())) {
		Serial << ".." << SerialParser;
		const uint8_t* b = SerialParser.get_buf().begin();
		uint8_t addr = *b; ++b; // the first byte is destination address.
		transmit(addr, b, SerialParser.get_buf().end());
	}
}

if (the_twelite.receiver.available()) {
	auto&& rx = the_twelite.receiver.read();
	
	// check the packet header.
	const uint8_t* p = rx.get_payload().begin();
	if (rx.get_length() > 4 && !strncmp((const char*)p, (const char*)FOURCHARS, 4)) {
		Serial << format("..rx from %08x/%d", rx.get_addr_src_long(), rx.get_addr_src_lid()) << mwx::crlf;

		smplbuf_u8<128> buf;
		mwx::pack_bytes(buf			
				, uint8_t(rx.get_addr_src_lid())            // src addr (LID)
				, make_pair(p+4, rx.get_payload().end()) );	// data body

		serparser_attach pout;
		pout.begin(PARSER::ASCII, buf.begin(), buf.size(), buf.size());
		Serial << pout;
	}
}

:FE00112233X

:FE001122339C

:03AABBCC00112233X

:03AABBCC0011223366

pinMode(PIN_BTN, INPUT_PULLUP);
pinMode(PIN_LED, OUTPUT_INIT_HIGH);
pinMode(PIN_WDT, OUTPUT_INIT_HIGH);

pinMode(PIN_D1, INPUT_PULLUP);
pinMode(PIN_D2, INPUT_PULLUP);
pinMode(PIN_D3, INPUT_PULLUP);
pinMode(PIN_D4, INPUT_PULLUP);

void set_led(uint8_t mode, uint16_t tick)

void led_one_shot(uint16_t tick)

inline uint8_t get_D1()
inline uint8_t get_D2()
inline uint8_t get_D3()
inline uint8_t get_D4()
inline uint8_t get_DIPSW_BM()

auto&& rx = the_twelite.receiver.read();

char fourchars[5]{}; 
auto&& np = 
	expand_bytes(rx.get_payload().begin(), rx.get_payload().end()
		, make_pair((uint8_t*)fourchars, 4)
    );

// read rest of payload
uint8_t u8DI_BM_remote = 0xff;
uint16_t au16AI_remote[5];
expand_bytes(np, rx.get_payload().end()
	, u8DI_BM_remote
	, au16AI_remote[0]
	, au16AI_remote[1]
	, au16AI_remote[2]
	, au16AI_remote[3]
	, au16AI_remote[4]
);

auto&& rx = the_twelite.receiver.read();
char fourchars[5]{}; 
uint8_t u8DI_BM_remote = 0xff;
uint16_t au16AI_remote[5];

uint8_t *p = rx.get_payload().begin();
fourchars[0] = p[0];
fourchars[1] = p[1];
fourchars[2] = p[2];
fourchars[3] = p[3];
fourchars[4] = 0;
p += 4;

u8DI_BM_remote = (p[0] << 8) + p[1]; p+=2;
au16AI_remote[0] = (p[0] << 8) + p[1]; p+=2;
...

auto&& rx = the_twelite.receiver.read();
char fourchars[5]{}; 
uint8_t u8DI_BM_remote = 0xff;
uint16_t au16AI_remote[5];

uint8_t *p = rx.get_payload().begin();
fourchars[0] = G_OCTET(p);
fourchars[1] = G_OCTET(p);
fourchars[2] = G_OCTET(p);
fourchars[3] = G_OCTET(p);
fourchars[4] = 0;

u8DI_BM_remote = G_WORD(p);
au16AI_remote[0] = G_WORD(p);
...

init_coldboot()
  ↓ (TWENET内部処理:初期化1)
setup()
  ↓（TWENET内部処理:初期化2)
begin() --- 初回のみ
  ↓
loop() <--+
  ↓       |イベント処理、ビヘイビア処理
CPU DOZE -+

the_twelite.sleep()
  ↓ sleeping...
 
 
init_warmboot()
  ↓ (TWENET内部処理:初期化3)
wakeup()
  ↓（TWENET内部処理:初期化4)
loop() <--+
  ↓       |イベント処理、ビヘイビア処理
CPU DOZE -+

template <typename T, int N> smplbuf_local
template <typename T> smplbuf_attach
template <typename T> smplbuf_heap

// 配列領域は、クラスメンバー変数の固定配列
smplbuf_local<uint8_t, 128> b1;

// 配列領域は、すでにある領域を参照
uint8_t buf[128];
smplbuf_attach<uint8_t> b2(;

// 配列領域は、ヒープに確保
smplbuf_heap<uint8_t> b3;

// 初期化（グローバル定義の場合はsetup()で行う）
void setup() {
    b1.init_local();
    b2.attach(buf, 0, 128);
    b3.init_heap(128);
} 

// 処理関数内
void some_func() {
    smplbuf_local<uint8_t, 128> bl;
    // bl.init_local(); // smplbuf_localがローカル定義の場合は省略可能
    
    bl.push_back('a');
}

template <int N>
smplbuf_u8
// smplbuf<uint8_t, alloc_local<uint8_t, N>>

smplbuf_u8_attach
// smplbuf<uint8_t, alloc_attach<uint8_t>>

smplbuf_u8_heap
// smplbuf<uint8_t, alloc_heap<uint8_t>>

void begin() { // begin()は起動時１回だけ動作する
  smplbuf_u8<32> b1;
  b1.reserve(5); // 5バイト分利用領域に初期化(b1[0..5]にアクセスできる)
  
  b1[0] = 1;
  b1[1] = 4;
  b1[2] = 9;
  b1[3] = 16;
  b1[4] = 25;
  
  for(uint8_t x : b1) { // 暗黙に .begin() .end() を用いたループ
    Serial << int(x) << ",";
  }
}

smplbuf_local<T,N>()
smplbuf_local<T,N>::init_local()

smplbuf_attach<T>(T* buf, uint16_t size, uint16_t N)
smplbuf_attach<T>::attach(T* buf, uint16_t size, uint16_t N)

smplbuf_heap<T>()
smplbuf_heap<T>::init_heap(uint16_t N)

// 例
// 内部に固定配列
smplbuf_local<uint8_t, 128> b1;
b1.init_local();

// すでにある配列を利用する
uint8_t buf[128];
smplbuf_attach<uint8_t> b2;
b2.attach(buf, 0, 128);

// ヒープに確保する
smplbuf_heap<uint8_t> b3;
b3.init_heap(128); 

void in_some_func() {
    smplbuf_local<uint8_t, 5> b1;
    b1.init_local();
    
    b1 = { 0, 1, 2, 3, 4 };
    
    smplbuf_local<uint8_t, 5> b2{0, 1, 2, 3, 4};
}

inline bool append(T&& c)
inline bool append(const T& c)
inline void push_back(T&& c)
inline void push_back(const T& c)
inline void pop_back()

inline bool empty()
inline bool is_end()
inline uint16_t size()
inline uint16_t capacity()

inline bool reserve(uint16_t len)
inline void reserve_head(uint16_t len)
inline void redim(uint16_t len)

inline T& operator [] (int i) 
inline T operator [] (int i) const

template <class L_STRM, class AL>
	mwx::stream<L_STRM>& operator << (
			mwx::stream<L_STRM>& lhs, mwx::_smplbuf<uint8_t, AL>& rhs) 
			
//例
smplbuf_u8<128> buf;
buf.push_back('a');
buf.push_back('b');
buf.push_back('c');

Serial << buf;
// 出力: abc

inline std::pair<T*, T*> to_stream()

//例
smplbuf_u8<128> buf;
buf.push_back('a');
buf.push_back('b');
buf.push_back('c');

Serial << buf.to_stream();
// 出力:0123

uint8_t* pack_bytes(uint8_t* b, uint8_t* e, ...)

smplbuf_u8& pack_bytes(smplbuf_u8& c, ...)

auto&& rx = the_twelite.receiver.read();

smplbuf<uint8_t, 128> buf;
mwx::pack_bytes(buf
	, uint8_t(rx.get_addr_src_lid())	// src addr (LID)
	, uint8_t(0xCC)							      // cmd id (0xCC, fixed)
	, uint8_t(rx.get_psRxDataApp()->u8Seq)	// seqence number
	, uint32_t(rx.get_addr_src_long())		// src addr (long)
	, uint32_t(rx.get_addr_dst())			// dst addr
	, uint8_t(rx.get_lqi())					  // LQI
	, uint16_t(rx.get_length())				// payload length
	, rx.get_payload() 						    // payload
);

auto&& rx = the_twelite.receiver.read();

uint8_t data[128];
data[0] = rx.get_addr_src_lid();
data[1] = 0xCC;
data[2] = rx.get_psRxDataApp()->u8Seq;
data[4] = rx.get_addr_src_long() & 0x000000FF;
data[5] = (rx.get_addr_src_long() & 0x0000FF00) >> 8;
data[6] = (rx.get_addr_src_long() & 0x00FF0000) >> 16;
data[7] = (rx.get_addr_src_long() & 0xFF000000) >> 24;
...

auto&& rx = the_twelite.receiver.read();

uint8_t data[128], *q = data;
S_OCTET(q, rx.get_addr_src_lid());
S_OCTET(q, 0xCC);
S_OCTET(q, rx.get_psRxDataApp()->u8Seq);
S_DWORD(q, rx.get_addr_src_long());
S_DWORD(q, rx.get_addr_dst());
S_OCTET(q, rx.get_lqi());
S_WORD(q, rx.get_length());
for (auto x : rx.get_payload()) {
  S_OCTET(q, x);
}

if (auto&& wrt = Wire.get_writer(...)) { // オブジェクトの生成とデバイスの通信判定
   // このスコープ(波かっこ)内が wrt の有効期間。
   wrt << 0x00; // 0x00 を mwx::stream インタフェースで書き出し
} 
// if 節を抜けるところで wrt は破棄され、バスの利用終了

class MWX_APIRET {
	uint32_t _code;
public:
	MWX_APIRET() : _code(0) {}
	MWX_APIRET(bool b) {
	  _code = b ? 0x80000000 : 0;
  }
	MWX_APIRET(bool b, uint32_t val) {
		_code = (b ? 0x80000000 : 0) + (val & 0x7fffffff);
	}
	inline bool is_success() const { return ((_code & 0x80000000) != 0); }
	inline bool is_fail() const { return ((_code & 0x80000000) == 0); }
	inline uint32_t get_value() const { return _code & 0x7fffffff; }
	inline operator uint32_t() const { return get_value(); }
	inline operator bool() const { return is_success(); }
};