RDIoT Demo

Bluetooth Audio Receiver Board [B210]

https://www.youtube.com/watch?v=k3NmiGb3d9E

* Specs

Audio input mode:Bluetooth receiver

USB decode and play

TF card decoding playback

Support Playback Format: MP3，WMA，WAV，FLAC

Power Supply: DC 5V (original phone charger can power small USB plug)

Board Size：50 x 40mm

Preamp output can be directly promote the headset and also can be followed

by the use of the power amp

* Contents

- Connect 

- Sample

Bluetooth 4.0 MP3 Decoding Board Module [B147]

https://www.youtube.com/watch?v=jnU8WLHgCcw

* Specs

4.0 Bluetooth MP3 Decoding Board Module LED 12V DIY USB/SD/MMC APE FLAC WAV Decoder Record MP3 Player AUX FM Folders Switch DAE KIT 

This product support recording function.

In the state of AUX long press mode key to enter the recording, the premise is to have U disk or SD card

Can also be in the U disk or SD card state long press play button to choose play the recording.

Function characteristics:

* supported formats: APE FLAC WAV to WMA MP3

* version 4.0 bluetooth chip

* special android APK apple apps for player control operation

* bluetooth push to save in hand pattern in the music scan transfer via bluetooth to players

* mobile phone can read U disk inserted in decoding board/music files in SD card Displayed in the mobile phone Operating as a local file

* radio function, can directly control the automatic searching, manually selected frequency fine tuning

* audio input function, can realize AUX input signal transfer function

* 7 section of the EQ can change automatically presented seven sound effect, to choose from.

DAE will work sound function Can choose virtual bass The high increase.

* Contents

- download app link

Bluetooth Anti Lost Smart Tracker iTag [S213]

https://www.youtube.com/watch?v=DxHPToncQzs

* Specs

Free app to pair smart phone to iTag

Alerts when iTag and iPhone are ut of range

Self-portrait. Works as remote shutter, with burst shot

Bluetooth 4.0/Bluetooth Smart

Replaceable battery : Model CR2032 Lithum Coin Battery

Last Seen provides you within pin-drop on map to help you recover your item

Trigger on/off the voice recording on mobile phone

iBeacon Bluetooth 4.0 BLE Module [S227]

https://www.youtube.com/watch?v=U4J3pmBFsVE

* Specs

iBeacon  Module Bluetooth 4.0 BLE Support Near-field Positioning Sensor Wireless Acquisition

Description:

Tested with iOS 7.0

Based on TI's CC2541. Range is 30M

Size: 24.8mm x 24.8mm,  thickness 7.5mm

You can customize your own iBeacon configuration including UUID etc

Support firmware upgrade 

Support payment interface 

Support broadcast read the battery level, temperature, humidity acquisition, without connecting module

Documents: https://cloud.mail.ru/public/f22154604af3%2FiBeacon_en-FZ1095.zip

BT Version: Bluetooth Specification V4.0 BLE

Send and receive no bytes limit.

Working frequency: 2.4GHz ISM band

Modulation method: GFSK(Gaussian Frequency Shift Keying)

RF Power: -23dbm, -6dbm, 0dbm, 6dbm, can modify through AT

Command AT+POWE.

Speed: Asynchronous: 6K Bytes

Synchronous: 6K Bytes

Security: Authentication and encryption

Service: Central & Peripheral UUID FFE0,FFE1

Power: +3.3VDC 50mA

Long range: Open space have 100 Meters with iphone4s

Power: In sleep mode 400uA~1.5mA, Active mode 8.5mA.

Working temperature:–5 ~ +65 Centigrade

Size: HM- 10 26.9mm x 13mm x 2.2 mm; HM-11 18*13.5*2.2mm

CC2540 BLE Protocol Analyzer (CC2540) [S173]

https://www.youtube.com/watch?v=ISOLc8B7u_A

* Specs

Function characteristics:

Size: 4.5 * 1.7 cm

Small volume, light weight, leads to download port and common IO port, standard 1.27mm pin interface

Frequency band, the working frequency is 2.4GHz

Wireless transmission rate up to 1Mbps

Power: receiving the current <20mA, the emission current <25mA

The use of PCB antenna, extended the receiving distance.

With the SmartRF Packet Sniffer can achieve Bluetooth low energy BLE protocol analyzer function, with the CC2540_USBdongle_HostTestRelease_All.hex firmware can use BTool as a PC host computer

The official design, compatible with all the official application. The whole network only ultra narrow frame design.

Bluetooth 4.0 MP3 Decoding Board Module [B147]

https://www.youtube.com/watch?v=jnU8WLHgCcw

* Specs

This product support recording function.

In the state of AUX long press mode key to enter the recording, the premise is to have U disk or SD card

Can also be in the U disk or SD card state long press play button to choose play the recording.

Function characteristics:

* supported formats: APE FLAC WAV to WMA MP3

* version 4.0 bluetooth chip

* special android APK apple apps for player control operation

* bluetooth push to save in hand pattern in the music scan transfer via bluetooth to players

* mobile phone can read U disk inserted in decoding board/music files in SD card Displayed in the mobile phone Operating as a local file

* radio function, can directly control the automatic searching, manually selected frequency fine tuning

* audio input function, can realize AUX input signal transfer function

* 7 section of the EQ can change automatically presented seven sound effect, to choose from.

DAE will work sound function Can choose virtual bass The high increase. 

Bluetooth Module HC-05 (HC-05) [S128]

https://www.youtube.com/watch?v=8nEfJhN78Ww

* Specs

30ft Wireless Bluetooth RF Transceiver Module serial RS232 TTL HC-05 for arduino

HC-05 module is an easy to use Bluetooth SPP (Serial Port Protocol) module, designed for transparent wireless serial connection setup.

Typical -80dBm sensitivity

Up to +4dBm RF transmit power

Low Power 1.8V Operation ,1.8 to 3.6V I/O

PIO control

UART interface with programmable baud rate

With integrated antenna

With edge connector

* Contents

PC - FT232RL - HC-05 

Communicate beteween PC and HC-05

HC Serial Bluetooth Module (HC-06) [S018]

HC Serial Bluetooth Module (HC-06) Phone to Slave [S018] 

https://www.youtube.com/watch?v=RuOHfPNCc4I

HC Serial Bluetooth Module (HC-06) Mster to Slave [S018]

https://www.youtube.com/watch?v=y8-W5BIm6xU

*GitHub : https://github.com/rdiot/rdiot-s018.git

* Specs

Serial port bluetooth, Drop-in replacement for wired serial connections, transparent usage. You can use it simply for a serial port replacement to establish connection between MCU and GPS, PC to your embedded project and etc.

And now, we provide HC-05 and HC-06. HC-05 could be setting to Master or Slave by user. HC-06 has be designed Master or Slave when the factory, user couldn't change the role.

Feature :

Bluetooth protocal:  Bluetooth Specification v2.0+EDR

Frequency:  2.4GHz ISM band

Modulation:  GFSK(Gaussian Frequency Shift Keying)

Emission power:  ≤4dBm, Class 2

Sensitivity:  ≤-84dBm at 0.1% BER

Speed: Asynchronous:  2.1Mbps(Max) / 160 kbps, Synchronous: 1Mbps/1Mbps

Security:  Authentication and encryption

Profiles:  Bluetooth serial port

Power supply: +3.3VDC 50mA

Working temperature: -20 ~ +75 Centigrade

Dimension: 26.9mm x 13mm x 2.2 mm

Default : Slave, 9600 baud rate, N, 8, 1. Pincode 1234

* Contents

- Connect

WAKEUP

VCC(3.6~6V) ----- 5V

GND ----- GND

TXD ----- RX

RXD ----- TX

STATE 

- Master Setup

AT

AT+ROLE=M

Arduino Reboot

AT+PIN1234

AT+BAUD4

- Slave Setup

AT

AT+ROLE=S

Arduino Reboot

AT+PIN1234

AT+BAUD4

AT+NAMEbtSlave

- Key Code

@Setup Master or Slave 

#include <SoftwareSerial.h>

SoftwareSerial BTSerial(2, 3);

void setup()  

{

  Serial.begin(9600);

  BTSerial.begin(9600);

}

void loop()

{

  if (BTSerial.available())

    Serial.write(BTSerial.read());

  if (Serial.available())

    BTSerial.write(Serial.read());

}  

@ Slave Test Source (Phone Master -> Slave)

#include "U8glib.h"

#include <SoftwareSerial.h>

U8GLIB_SSD1306_128X64 u8g(U8G_I2C_OPT_NONE);

SoftwareSerial BTSerial(2, 3);

char data=NULL;

String str="";

int ledPin = 9;

void setup() {

 pinMode(ledPin,OUTPUT);

  Serial.begin(9600);

  BTSerial.begin(9600);

}

void loop(void) {

  if (BTSerial.available()) 

  {

   //Serial.write(BTSerial.read()); 

    data = (char)BTSerial.read();

    if(data == '1') {

      digitalWrite(ledPin,HIGH);

      str = "ON";

    } else if(data == '0') {

      digitalWrite(ledPin,LOW);

      str = "OFF";

    }

   }

  // picture loop

  u8g.firstPage();  

  do {

    draw();

  } while( u8g.nextPage() );

  // rebuild the picture after some delay

  delay(100);

}

void draw(void) {

  u8g.setFont(u8g_font_9x15B);

  u8g.setPrintPos(0, 12); 

  u8g.println("HC-06");

  u8g.setFont(u8g_font_helvB14);

  u8g.setPrintPos(0,40);

  u8g.print("data="+(String)data);

  u8g.setFont(u8g_font_helvB14);

  u8g.setPrintPos(0,60);

  u8g.print("cmd="+(String)str);

}

@ Master HC-06 <-> Slave HC-06 Test Source

#include <SoftwareSerial.h>

SoftwareSerial BT_Serial(2,3); //RX, TX

void setup()

{

  Serial.begin(9600);

  BT_Serial.begin(9600); // connect bluetooth

}

void loop()

{

  if(BT_Serial.available())

    Serial.write(BT_Serial.read()); // bluetooth read

  if(Serial.available())

    BT_Serial.write(Serial.read()); // bluetooth write  

}