### Initialize PubSubClient

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/cellular/cellular-mqtt-pubsubclient.html

Setup the TCP client and PubSubClient instance required for MQTT communication.

```cpp
#include <WioCellular.h>
#include <PubSubClient.h>

static WioCellularArduinoTcpClient<WioCellularModule> TcpClient{ WioCellular, PDP_CONTEXT_ID };
static PubSubClient MqttClient{ TcpClient };
```

--------------------------------

### Perform HTTP GET request

Source: https://seeedjp.github.io/Wiki/Wio_3G_for_Arduino/reference-ja.html

Retrieves data from a specified URL via HTTP GET.

```cpp
int HttpGet(const char* url, char* data, int dataSize)
```

--------------------------------

### Configure Network Settings

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/soracom/soracom-uptime.html

Set the access technology, LTE-M frequency bands, and SORACOM APN before starting the network.

```cpp
WioNetwork.config.searchAccessTechnology = SEARCH_ACCESS_TECHNOLOGY;
WioNetwork.config.ltemBand = LTEM_BAND;
WioNetwork.config.apn = APN;
WioNetwork.begin();

```

--------------------------------

### TurnOnOrReset

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Starts the cellular module. If the module is off, it turns it on; if it is on, it resets it.

```APIDOC
## TurnOnOrReset

### Description
Starts the cellular module. If the module is off, it turns it on; if it is on, it resets it. Ensure PowerSupplyCellular is called before this function.

### Response
- **bool** - Returns true on success, false on failure.
```

--------------------------------

### HttpGet Function

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Performs an HTTP GET request to the specified URL.

```cpp
int HttpGet(const char* url, char* data, int dataSize)
int HttpGet(const char* url, char* data, int dataSize, const WioCellularHttpHeader& header)
```

--------------------------------

### HttpGet

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Performs an HTTP GET request to the specified URL.

```APIDOC
## int HttpGet(const char* url, char* data, int dataSize)
## int HttpGet(const char* url, char* data, int dataSize, const WioCellularHttpHeader& header)

### Description
Performs an HTTP GET request to the specified URL.

### Parameters
- **url** (const char*) - URL to connect to (e.g., "http://test.co.jp").
- **data** (char*) - Variable to store the received data.
- **dataSize** (int) - Size of the data buffer in bytes.
- **header** (WioCellularHttpHeader) - Optional custom HTTP header.

### Returns
- **int** - Returns the number of characters received on success, or a negative value on failure.
```

--------------------------------

### TurnOnOrReset

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Starts the cellular module. If the module is off, it powers it on; if it is already on, it resets it. Ensure PowerSupplyCellular is called first.

```cpp
bool TurnOnOrReset()
```

--------------------------------

### TurnOnOrReset

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Reference-ja.html

Starts or resets the LTE module. Ensure power is supplied via PowerSupplyLTE before calling.

```cpp
bool TurnOnOrReset(long timeout = 12000)
```

--------------------------------

### HttpGet

Source: https://seeedjp.github.io/Wiki/Wio_3G_for_Arduino/reference-ja.html

Performs an HTTP GET request to the specified URL and stores the response in a provided buffer.

```APIDOC
## HttpGet

### Description
Performs an HTTP GET request to the specified URL.

### Signature
int HttpGet(const char* url, char* data, int dataSize)

### Parameters
- **url** (const char*) - The URL to connect to (e.g., "http://test.co.jp").
- **data** (char*) - Buffer to store the received data.
- **dataSize** (int) - Size of the data buffer in bytes.

### Returns
- **int** - Returns the number of characters received on success, or a negative value on failure.
```

--------------------------------

### GetIMSI

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Retrieves the IMSI of the SIM card installed in the Wio.

```cpp
int GetIMSI(char* imsi, int imsiSize)
```

--------------------------------

### SORACOM Unified Endpoint Communication

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/cellular/shell.html

Example sequence to open a TCP socket, send a JSON payload to the SORACOM Unified Endpoint, and close the connection.

```text
  socketopen TCP uni.soracom.io 23080
  socketsendreceive {"item1":12.34}
  socketclose
```

--------------------------------

### GetPhoneNumber

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Retrieves the phone number of the SIM card installed in the Wio.

```cpp
int GetPhoneNumber(char* number, int numberSize)
```

--------------------------------

### Connectivity Diagnostics Output

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/soracom/soracom-connectivity-diagnostics.html

Initial diagnostic output displayed upon starting the connectivity check.

```text
 ****************************
 * Connectivity diagnostics *
 ****************************
```

--------------------------------

### Get Device Information

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Reference-ja.html

Functions to retrieve hardware revision, IMEI, IMSI, ICCID, and phone number information.

```cpp
int GetRevision(char* revision, int revisionSize)
```

```cpp
int GetIMEI(char* imei, int imeiSize)
```

```cpp
int GetIMSI(char* imsi, int imsiSize)
```

```cpp
int GetICCID(char* iccid, int iccidSize)
```

```cpp
int GetPhoneNumber(char* number, int numberSize)
```

--------------------------------

### Init

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Initializes the Wio board. All power supplies are turned off immediately after initialization.

```cpp
void Init()
```

--------------------------------

### HTTP GET SORACOM Metadata

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/cellular/transparent.html

Retrieves subscriber tags from the SORACOM metadata service using HTTP GET.

```text
  AT+QHTTPURL=45                  // HTTPのURLを設定(45バイト)
  http://metadata.soracom.io/v1/subscriber.tags
  AT+QHTTPGET                     // HTTP GET
  AT+QHTTPREAD                    // レスポンスを取得
```

--------------------------------

### Initialize WioCellularArduinoTcpClient

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/soracom/soracom-uptime-tcpclient.html

Instantiate the client using the WioCellular module and PDP context ID.

```cpp
WioCellularArduinoTcpClient<WioCellularModule> client{ WioCellular, WioNetwork.config.pdpContextId };
```

--------------------------------

### Initialize FeRAM

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/basic/flash.html

Initialize the Flash instance and configure the WP and HOLD pins.

```cpp
digitalWrite(PIN_FERAM_WP, HIGH);
digitalWrite(PIN_FERAM_HOLD, HIGH);
pinMode(PIN_FERAM_WP, OUTPUT);
pinMode(PIN_FERAM_HOLD, OUTPUT);
if (!Flash.begin(&SPIFLASH_DEVICE, 1)) abort();
```

--------------------------------

### GetICCID

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Retrieves the ICCID of the SIM card installed in the Wio.

```cpp
int GetICCID(char* iccid, int iccidSize)
```

--------------------------------

### Init

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Initializes the Wio board. All power supplies are turned off immediately after initialization.

```APIDOC
## Init

### Description
Initializes the Wio board. All power supplies are turned off immediately after initialization.

### Signature
void Init()
```

--------------------------------

### Homebrewのインストール

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Installlibusb-ja.html

ターミナルで実行してHomebrewをインストールします。

```bash
/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
```

--------------------------------

### Init

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Reference-ja.html

Initializes the Wio LTE module.

```APIDOC
## Init

### Description
Initializes the Wio LTE. Immediately after initialization, the LTE module power and Grove connector power are turned off.
```

--------------------------------

### Initialize BG770A Module

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/cellular/transparent.html

Sets factory defaults, enables hardware flow control, and activates sleep mode.

```text
  AT&F1           // 工場出荷時の設定に戻す
  AT+IFC=2,2      // ハードウェアフロー制御を有効化
  AT+QSCLK=2      // スリープモードを有効化
```

--------------------------------

### Configure MQTT client settings

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/cellular/cellular-mqtt-pubsubclient.html

Set the broker host, port, keep-alive interval, and callback function for the MQTT client.

```cpp
MqttClient.setServer(MQTT_BROKER_HOST, MQTT_BROKER_PORT);
MqttClient.setKeepAlive(MQTT_KEEP_ALIVE);
MqttClient.setCallback(MqttClientCallback);
```

--------------------------------

### Define Flash Instance and Variables

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/basic/flash.html

Set up the global variables and instances required to interface with the FeRAM.

```cpp
static const SPIFlash_Device_t SPIFLASH_DEVICE = FERAM_DEVICE_CONFIG;

static SPIClass FlashSpi(FERAM_SPI, PIN_FERAM_SO, PIN_FERAM_SCK, PIN_FERAM_SI);
static Adafruit_FlashTransport_SPI FlashTransport(PIN_FERAM_CS, FlashSpi);
static Adafruit_SPIFlash Flash(&FlashTransport);
static Adafruit_SPIFlashMemory FlashMemory(Flash);

static NonVolatileMemory NvmValue(FlashMemory, 0x0000, 4);
```

--------------------------------

### Connect and subscribe to MQTT topics

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/cellular/cellular-mqtt-pubsubclient.html

Establish a connection to the broker and subscribe to a specific topic.

```cpp
MqttClient.connect(ClientId.c_str());
MqttClient.subscribe(SubscribeTopic.c_str());
```

--------------------------------

### Connect to Host

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/soracom/soracom-uptime-tcpclient.html

Establish a TCP connection to the specified host and port.

```cpp
client.connect(HOST, PORT);
```

--------------------------------

### PowerSupplyCellular

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Turns the power supply for the cellular module on or off. After turning on, the module must be started using TurnOnOrReset.

```APIDOC
## PowerSupplyCellular

### Description
Turns the power supply for the cellular module on or off. After turning on, the module must be started using TurnOnOrReset. Wait at least 0.5 seconds after calling this function before operating the cellular module.

### Parameters
- **on** (bool) - Required - Power supply state (true for on, false for off).
```

--------------------------------

### libusbのインストール

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Installlibusb-ja.html

Homebrewを使用してlibusbをインストールします。実行にはXcodeが必要です。

```bash
brew install libusb
```

--------------------------------

### Initialize Cellular Module

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/soracom/soracom-uptime.html

Initialize the cellular module interface and power it on.

```cpp
WioCellular.begin();
if (WioCellular.powerOn(POWER_ON_TIMEOUT) != WioCellularResult::Ok) abort();

```

--------------------------------

### Include WioCellular Library

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/grove/grove-button.html

Include the WioCellular header to enable the WioCellular instance.

```cpp
#include <WioCellular.h>
```

--------------------------------

### Initialize WioCellular and Grove Power

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/grove/grove-button.html

Initialize the cellular module interface and enable power to the Grove connector.

```cpp
WioCellular.begin();
digitalWrite(PIN_VGROVE_ENABLE, VGROVE_ENABLE_ON);
```

--------------------------------

### System and Power Management

Source: https://seeedjp.github.io/Wiki/Wio_3G_for_Arduino/reference-ja.html

Methods for initializing the Wio 3G board and controlling power supply to various components.

```APIDOC
## GetLastError
### Description
Returns the error code of the last executed function. Returns E_OK if no error occurred.

## Init
### Description
Initializes the Wio 3G. All power is turned off immediately after initialization.

## PowerSupplyCellular
### Description
Turns the power supply to the 3G module on or off.

## PowerSupplyLed
### Description
Turns the power supply to the full-color LED on or off.

## PowerSupplyGrove
### Description
Turns the power supply to the Grove connectors (D20/A4/A6/I2C/UART) on or off.
```

--------------------------------

### Get GNSS Location

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Reference-ja.html

Retrieves current location data using GNSS/GPS. Returns true on success and false on failure.

```cpp
bool GetGNSSLocation(double* longitude, double* latitude, double* altitude = NULL, struct tm* tim = NULL)
```

--------------------------------

### Troubleshoot Azure Sphere device claim error

Source: https://seeedjp.github.io/Wiki/MT3620

Example of an error message encountered during the device claiming process, indicating a required OS update.

```text
C:\Users\Seeed05\Documents>azsphere device claim
error: The Azure Sphere OS on the attached device requires an update to be used with this version of the SDK.
Diagnostic info: [1.2.0, 3]
error: Failed to retrieve device ID from attached device: 'The Azure Sphere OS on the attached device requires an update to be used with this version of the SDK.
Diagnostic info: [1.2.0, 3]'.
error: Command failed in 00:00:00.9187758.
```

--------------------------------

### Handle MQTT connection loop

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/cellular/cellular-mqtt-pubsubclient.html

Main loop logic to ensure the MQTT client remains connected and processes network events.

```cpp
void loop(void) {
  if (!MqttClient.connected()) {
    if (!MqttClient.connect(ClientId.c_str())) {
      // 接続エラー
    } else {
      // 接続成功
    }
  } else {
    // 接続中
    WioCellular.doWork(10);
    MqttClient.loop();
    if (!MqttClient.connected()) break;
  }
}
```

--------------------------------

### Arduinoヘッダーの追加

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/kb/kb5.html

コンパイルを通すために、スケッチの先頭にArduino.hをインクルードします。

```cpp
#include <Arduino.h>

```

--------------------------------

### PowerSupplyLed

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Toggles power to the full-color LED.

```cpp
void PowerSupplyLed(bool on)
```

--------------------------------

### Initial Cellular Status Output

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/cellular/cellular-status.html

Displays the initial device information such as IMEI, firmware revision, and SIM status upon module startup.

```text
IMEI:                 865502060041927
Revision:             BG770AGLAAR02A05_JP_01.200.01.200
SIM Inserted:         1(Yes)
SIM Init:             3(CPIN Ready & SMS Done)
SIM State:            READY
IMSI:                 440103167698583
ICCID:                8981100005810680869F
Phone Number:         07043466052
Search ACT:           2(eMTC and NB-IoT)
Search ACT Sequence:  0203(eMTC -> NB-IoT)
Search Band - eMTC:   0x2000000000f0e189f
Search Band - NB-IoT: 0x200000000090f189f
```

--------------------------------

### WaitForCSRegistration

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Waits for CS network registration to complete.

```cpp
bool WaitForCSRegistration(long timeout = 120000)
```

--------------------------------

### Modem Initialization Output

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/soracom/soracom-connectivity-diagnostics.html

Status output during the modem initialization phase.

```text
 --- Initializing modem, please wait for a while...[OK]
 Target modem: BG770AGLAAR02A05_JP_01.200.01.200
```

--------------------------------

### Check Available Data

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/soracom/soracom-uptime-tcpclient.html

Verify if there is data available to be read from the client.

```cpp
availableSize = client.available();
```

--------------------------------

### Include Required Libraries

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/basic/flash.html

Include the necessary libraries for FeRAM operations. Ensure Adafruit_SPIFlash.h is included before WioNonVolatileMemory.h.

```cpp
#include <Adafruit_SPIFlash.h>
#include <WioNonVolatileMemory.h>
```

--------------------------------

### WaitForPSRegistration

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Waits for PS network registration to complete.

```cpp
bool WaitForPSRegistration(long timeout = 120000)
```

--------------------------------

### Retrieve Device and SIM Information

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/cellular/transparent.html

Commands to fetch firmware version, IMEI, PIN status, IMSI, ICCID, and phone number.

```text
  AT+QGMR         // ファームウェアのレビジョンを取得
  AT+GSN          // IMEIを取得
  AT+CPIN?        // PIN状態を取得
  AT+CIMI         // IMSIを取得
  AT+QCCID        // ICCIDを取得
  AT+CNUM         // 電話番号を取得
```

--------------------------------

### WaitForPSRegistration

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Reference-ja.html

Waits for the device to register with the PS network.

```APIDOC
## WaitForPSRegistration

### Signature
bool WaitForPSRegistration(long timeout = 120000)

### Parameters
- **timeout** (long) - Timeout duration in milliseconds.

### Returns
- **bool** - Returns true if registration is successful, false otherwise.
```

--------------------------------

### Include Adafruit SleepyDog Library

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/basic/watchdog.html

Include the necessary header file to access the Watchdog instance.

```cpp
#include <Adafruit_SleepyDog.h>
```

--------------------------------

### Wait for Network Availability

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/soracom/soracom-uptime.html

Wait until the network connection is established before proceeding.

```cpp
if (!WioNetwork.waitUntilCommunicationAvailable(NETWORK_TIMEOUT)) abort();

```

--------------------------------

### SystemReset

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Resets the CPU.

```APIDOC
## static void SystemReset()

### Description
Resets the CPU.
```

--------------------------------

### WaitForCSRegistration

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Reference-ja.html

Waits for the device to register with the CS network.

```APIDOC
## WaitForCSRegistration

### Signature
bool WaitForCSRegistration(long timeout = 120000)

### Parameters
- **timeout** (long) - Timeout duration in milliseconds.

### Returns
- **bool** - Returns true if registration is successful, false otherwise.
```

--------------------------------

### Publish MQTT message

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/cellular/cellular-mqtt-pubsubclient.html

Send a message to a specific topic using the MQTT client.

```cpp
MqttClient.publish(PublishTopic.c_str(), str.c_str());
```

--------------------------------

### Blink USER LED on Wio BG770A

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/basic/blink.html

Uses digitalWrite to control the built-in LED state and delay to manage the timing intervals.

```cpp
digitalWrite(LED_BUILTIN, HIGH);
delay(200);
digitalWrite(LED_BUILTIN, LOW);
delay(800);
```

--------------------------------

### Verify MQTT message reception

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/cellular/cellular-mqtt-pubsubclient.html

Command to publish a message to the Wio BG770A from a PC for testing.

```bash
mosquitto_pub -h test.mosquitto.org -p 1883 -t "WioCellular/<IMSI>/downstream" -m "<MESSAGE>"
```

--------------------------------

### SocketOpen

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Opens a socket connection to the specified host and port. Up to 12 connections can be open simultaneously.

```cpp
int SocketOpen(const char* host, int port, SocketType type)
```

--------------------------------

### SystemReset Function

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Resets the CPU.

```cpp
static void SystemReset()
```

--------------------------------

### Activate

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Enables data communication using the specified APN, username, and password.

```cpp
bool Activate(const char* accessPointName, const char* userName, const char* password, long waitForRegistTimeout = 120000)
```

--------------------------------

### SocketOpen

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Opens a socket connection to the specified host and port.

```APIDOC
## SocketOpen

### Description
Opens a socket connection to the specified host and port. Up to 12 connections can be open simultaneously.

### Parameters
- **host** (const char*) - Required - Hostname to connect to
- **port** (int) - Required - Port number
- **type** (SocketType) - Required - Socket type (WIO_TCP or WIO_UDP)

### Response
- **int** - Returns connection ID on success, negative value on failure.
```

--------------------------------

### Network Connection Information

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/soracom/soracom-connectivity-diagnostics.html

AT commands to verify IP address, signal quality, and operator information.

```text
 --- Getting network info...
 > AT+QIACT?
 +QIACT: 1,1,1,"10.225.154.84"
 > AT+QCSQ
 +QCSQ: "eMTC",-84,-91,165,-6
 > AT+COPS?
 +COPS: 0,0,"NTT DOCOMO",7
 > AT+CGPADDR=1
 +CGPADDR: 1,"10.225.154.84"
```

--------------------------------

### Configure Buzzer Pin

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/grove/grove-buzzer.html

Set the buzzer pin to output mode and initialize its state.

```cpp
digitalWrite(BUZZER_PIN, LOW);
pinMode(BUZZER_PIN, OUTPUT);

```

--------------------------------

### Enable Watchdog Timer

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/basic/watchdog.html

Set the watchdog timeout duration in milliseconds using the enable method.

```cpp
Watchdog.enable(10000);
```

--------------------------------

### Configure Cellular Bands for KDDI

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/cellular.html

Sets the specific frequency bands required for operation on the KDDI network.

```AT Command
  AT+QCFG="band",0,0xa020005,0x8020005
```

--------------------------------

### Activate

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Reference-ja.html

Enables data communication using the specified APN, username, and password.

```APIDOC
## Activate

### Signature
bool Activate(const char* accessPointName, const char* userName, const char* password, long waitForRegistTimeout = 120000)

### Parameters
- **accessPointName** (const char*) - APN string.
- **userName** (const char*) - Username for authentication.
- **password** (const char*) - Password for authentication.
- **waitForRegistTimeout** (long) - Timeout duration in milliseconds.

### Returns
- **bool** - Returns true on success, false on failure.
```

--------------------------------

### キャリア別ネットワーク設定例

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/kb/kb4.html

NTTドコモおよびKDDIのLTE-M環境に合わせた設定例です。

```cpp
  #define SEARCH_ACCESS_TECHNOLOGY (WioCellularNetwork::SearchAccessTechnology::LTEM)
  #define LTEM_BAND                (WioCellularNetwork::NTTDOCOMO_LTEM_BAND)
```

```cpp
  #define SEARCH_ACCESS_TECHNOLOGY (WioCellularNetwork::SearchAccessTechnology::LTEM)
  #define LTEM_BAND                (WioCellularNetwork::KDDI_LTEM_BAND)
```

--------------------------------

### Configure PDP Context

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/cellular/transparent.html

Sets the APN and PDP context settings for cellular data connectivity.

```text
  AT+CGDCONT?                                         // PDPコンテキストを取得
      AT+CFUN=0                                       // 機能レベルを最小化
      AT+CGDCONT=1,"IP","soracom.io","0.0.0.0",0,0,0  // PDPコンテキストを設定
      AT+CFUN=1                                       // 機能レベルを最大化
```

--------------------------------

### ネットワーク探索設定の基本定義

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/kb/kb4.html

サンプルスケッチで使用されるネットワーク探索技術と周波数バンドの基本定義です。

```cpp
#define SEARCH_ACCESS_TECHNOLOGY (WioCellularNetwork::SearchAccessTechnology::LTEM)
#define LTEM_BAND                (WioCellularNetwork::ALL_LTEM_BAND)
```

```cpp
WioNetwork.config.searchAccessTechnology = SEARCH_ACCESS_TECHNOLOGY;
WioNetwork.config.ltemBand               = LTEM_BAND;
```

--------------------------------

### GetIMEI

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Retrieves the IMEI of the Wio device.

```cpp
int GetIMEI(char* imei, int imeiSize)
```

--------------------------------

### PowerSupply Control Functions

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Reference-ja.html

Functions to toggle power supply for various hardware components on the Wio LTE board.

```cpp
void PowerSupplyLTE(bool on)
```

```cpp
void PowerSupplyCellular(bool on)
```

```cpp
void PowerSupplyGNSS(bool on)
```

```cpp
void PowerSupplyLed(bool on)
```

```cpp
void PowerSupplyGrove(bool on)
```

```cpp
void PowerSupplySD(bool on)
```

--------------------------------

### 広範囲探索のための設定例

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/kb/kb4.html

LTE-MとNB-IoTの両方を探索し、接続範囲を最大化するための設定例です。

```cpp
  #define SEARCH_ACCESS_TECHNOLOGY (WioCellularNetwork::SearchAccessTechnology::LTEM_NBIOT)
  #define LTEM_BAND                (WioCellularNetwork::ALL_LTEM_BAND)
```

```cpp
  #define SEARCH_ACCESS_TECHNOLOGY (WioCellularNetwork::SearchAccessTechnology::NBIOT_LTEM)
  #define LTEM_BAND                (WioCellularNetwork::ALL_LTEM_BAND)
```

--------------------------------

### SORACOM Network Configuration

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/soracom/soracom-connectivity-diagnostics.html

AT commands to configure APN and network scan settings for SORACOM.

```text
 --- Executing AT commands to connect SORACOM network...
 > AT+CGDCONT=1,"IP","soracom.io","0.0.0.0",0,0,0
 Ok
 > AT+QCFG="iotopmode",0,1
 Ok
 > AT+QCFG="nwscanseq",00,1
 Ok
```

--------------------------------

### Receive Data

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/soracom/soracom-uptime-tcpclient.html

Read incoming data into a buffer.

```cpp
const int recvSize = client.read(recvData, sizeof(recvData));
```

--------------------------------

### HttpPost Function

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Performs an HTTP POST request to the specified URL.

```cpp
bool HttpPost(const char* url, const char* data, int* responseCode)
bool HttpPost(const char* url, const char* data, int* responseCode, const WioCellularHttpHeader& header)
```

--------------------------------

### LedSetRGB

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Sets the color of the onboard full-color LED.

```APIDOC
## LedSetRGB

### Description
Sets the color of the onboard full-color LED. Set all parameters to 0 to turn off the LED.

### Parameters
- **red** (byte) - Required - Red intensity (0-255)
- **green** (byte) - Required - Green intensity (0-255)
- **blue** (byte) - Required - Blue intensity (0-255)
```

--------------------------------

### ソフトウェア起動シーケンスのフローチャート

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/user-manual.html

Wio BG770Aの起動プロセスにおけるMBR、ブートローダー、アプリケーションの遷移を示します。

```mermaid
flowchart LR
    Start((Start))
    Bootloader[ブートローダー]
    Application[アプリケーション]

    Start --> MBR
    MBR --> Bootloader
    Bootloader -->|APP mode| Application
    Bootloader -->|DFU mode| Bootloader
```

--------------------------------

### Verify MQTT message transmission

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/cellular/cellular-mqtt-pubsubclient.html

Command to subscribe to messages sent from the Wio BG770A to a PC for testing.

```bash
mosquitto_sub -h test.mosquitto.org -p 1883 -t "WioCellular/<IMSI>/upstream"
```

--------------------------------

### GetTime

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Retrieves the current date and time from the cellular module.

```cpp
bool GetTime(struct tm* tim)
```

--------------------------------

### Convert Raw Value to Voltage

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/grove/grove-rotary-angle-sensor.html

Calculate the actual analog input voltage based on the 14-bit raw value, gain, and reference voltage.

```cpp
const auto rotaryAngleVoltage = (float)rotaryAngleRaw / 16383 * 0.6f / (1.0f / 6);
```

--------------------------------

### Perform HTTP POST request

Source: https://seeedjp.github.io/Wiki/Wio_3G_for_Arduino/reference-ja.html

Sends data to a specified URL via HTTP POST and retrieves the response status code.

```cpp
bool HttpPost(const char* url, const char* data, int* responseCode)
```

--------------------------------

### Sleep and Wakeup

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Reference-ja.html

Manages the power-saving mode of the LTE module.

```cpp
void Sleep()
```

```cpp
bool Wakeup()
```

--------------------------------

### GetLocation

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Reference-ja.html

Retrieves the latitude and longitude of the connected base station.

```cpp
bool GetLocation(double* longitude, double* latitude)
```

--------------------------------

### Modem and SIM Information Retrieval

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/soracom/soracom-connectivity-diagnostics.html

AT commands used to retrieve modem serial number, IMSI, and SIM status.

```text
 --- Getting modem info...
 > AT+GSN
 865502060000279
 > AT+CIMI
 440103167698583
 > AT+QSIMSTAT?
 +QSIMSTAT: 0,1
```

--------------------------------

### Control Buzzer Output

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/grove/grove-buzzer.html

Toggle the buzzer state using digitalWrite to create a beep pattern.

```cpp
digitalWrite(BUZZER_PIN, HIGH);
delay(BUZZER_ON_TIME);

digitalWrite(BUZZER_PIN, LOW);
delay(BUZZER_OFF_TIME);

```

--------------------------------

### SocketReceive

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Reference-ja.html

Receives data from an established socket connection.

```APIDOC
## SocketReceive

### Signature
int SocketReceive(int connectId, byte* data, int dataSize)
int SocketReceive(int connectId, char* data, int dataSize)
int SocketReceive(int connectId, byte* data, int dataSize, long timeout)
int SocketReceive(int connectId, char* data, int dataSize, long timeout)

### Parameters
- **connectId** (int) - Connection ID.
- **data** (byte*/char*) - Buffer to store received data.
- **dataSize** (int) - Size of the buffer.
- **timeout** (long) - Optional timeout in milliseconds.

### Returns
- **int** - Returns number of bytes received, 0 if no data, or negative value on failure.
```

--------------------------------

### LTE Module Lifecycle

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Reference-ja.html

Functions to manage the state of the LTE module.

```APIDOC
## LTE Lifecycle Functions

### Description
- TurnOnOrReset(long timeout): Starts or resets the LTE module.
- TurnOff(long timeout): Stops the LTE module.
- Sleep(): Puts the LTE module into power-saving mode.
- Wakeup(): Wakes the LTE module from power-saving mode.
```

--------------------------------

### SyncTime

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Reference-ja.html

Synchronizes the LTE module time with the specified NTP server.

```cpp
bool SyncTime(const char* host)
```

--------------------------------

### Configure Button Pin

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/grove/grove-button.html

Set the Grove - Button pin to input mode.

```cpp
pinMode(BUTTON_PIN, INPUT);
```

--------------------------------

### Send Data via TCP or UDP

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/soracom/soracom-uptime.html

Use TCP or UDP clients to send data to the SORACOM Unified Endpoint.

```cpp
WioCellularTcpClient2<WioCellularModule> client{ WioCellular };
client.open(WioNetwork.config.pdpContextId, HOST, PORT);
client.waitforConnect();
client.send(str.data(), str.size());
client.receive(recvData, sizeof(recvData), &recvSize, RECEIVE_TIMEOUT);

```

```cpp
WioCellularUdpClient2<WioCellularModule> client{ WioCellular };
client.open(WioNetwork.config.pdpContextId, HOST, PORT);
client.waitforConnect();
client.send(str.data(), str.size());
client.receive(recvData, sizeof(recvData), &recvSize, RECEIVE_TIMEOUT);

```

--------------------------------

### TurnOff

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Reference-ja.html

Stops the LTE module.

```cpp
bool TurnOff(long timeout = 60000)
```

--------------------------------

### HttpPost

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Performs an HTTP POST request to the specified URL.

```APIDOC
## bool HttpPost(const char* url, const char* data, int* responseCode)
## bool HttpPost(const char* url, const char* data, int* responseCode, const WioCellularHttpHeader& header)

### Description
Performs an HTTP POST request to the specified URL.

### Parameters
- **url** (const char*) - URL to connect to.
- **data** (const char*) - Data to send.
- **responseCode** (int*) - Variable to store the received HTTP response status code.
- **header** (WioCellularHttpHeader) - Optional custom HTTP header.

### Returns
- **bool** - Returns true on success, false on failure.
```

--------------------------------

### Device Information

Source: https://seeedjp.github.io/Wiki/Wio_LTE_for_Arduino/Reference-ja.html

Functions to retrieve device and SIM information.

```APIDOC
## Device Information Functions

### Description
- GetRevision: Gets the Wio LTE revision.
- GetIMEI: Gets the device IMEI.
- GetIMSI: Gets the SIM IMSI.
- GetICCID: Gets the SIM ICCID.
- GetPhoneNumber: Gets the SIM phone number.
```

--------------------------------

### LedSetRGB

Source: https://seeedjp.github.io/Wiki/Wio_cell_lib_for_Arduino/reference-ja.html

Sets the color of the full-color LED. Specify 0 for all parameters to turn the LED off.

```cpp
void LedSetRGB(byte red, byte green, byte blue)
```

--------------------------------

### HttpPost

Source: https://seeedjp.github.io/Wiki/Wio_3G_for_Arduino/reference-ja.html

Performs an HTTP POST request to the specified URL with provided data.

```APIDOC
## HttpPost

### Description
Performs an HTTP POST request to the specified URL.

### Signature
bool HttpPost(const char* url, const char* data, int* responseCode)

### Parameters
- **url** (const char*) - The URL to connect to.
- **data** (const char*) - The data to send.
- **responseCode** (int*) - Pointer to a variable to store the HTTP response status code.

### Returns
- **bool** - Returns true on success, false on failure.
```

--------------------------------

### Check Network Registration Status

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/cellular/transparent.html

Verifies EPS registration, current operator, and packet domain service status.

```text
  AT+CEREG?       // EPSネットワーク登録状態を取得
  AT+COPS?        // 接続しているネットワークオペレーターを取得
  AT+CGATT?       // パケットドメインサービスの状態を取得
```

--------------------------------

### Network and Socket Communication

Source: https://seeedjp.github.io/Wiki/Wio_3G_for_Arduino/reference-ja.html

Methods for activating data connections and performing TCP/UDP socket operations.

```APIDOC
## Activate
### Description
Enables data communication using the specified APN, username, and password.

## Deactivate
### Description
Disables data communication.

## SocketOpen
### Description
Opens a socket connection to the specified host and port.

## SocketSend
### Description
Sends data to the specified connection ID. Maximum data size per send is 1460 bytes.

## SocketReceive
### Description
Receives data from the specified connection ID.

## SocketClose
### Description
Closes the specified socket connection.
```

--------------------------------

### SORACOM Platform Ping Test

Source: https://seeedjp.github.io/Wiki/Wio_BG770A/examples/soracom/soracom-connectivity-diagnostics.html

AT command to ping the SORACOM platform and the resulting connectivity statistics.

```text
 --- Conntectivity test: Ping to pong.soracom.io...
 > AT+QPING=1,"pong.soracom.io",3,3
 Ok
 Dest="100.127.100.127", Bytes=32, Time=56, TTL=64
 Dest="100.127.100.127", Bytes=32, Time=67, TTL=64
 Dest="100.127.100.127", Bytes=32, Time=93, TTL=64
 Sent=3, Received=3, Lost=0, Min=56, Max=93, Avg=72

 --- Execution completed, please write your own sketch and enjoy it.
```