'2019/02'에 해당되는 글 2건

  1. 2019.02.25 Bluetooth Audio Receiver Board [B210]
  2. 2019.02.23 Infrared distance sensor (GP2Y0A21YK0F) [S036]

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




Posted by RD IoT RDIoT

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Infrared distance sensor (GP2Y0A21YK0F) [S036]



https://www.youtube.com/watch?v=GhNwmtpVTY4


*GitHubhttps://github.com/rdiot/rdiot-s036.git


* Specs

operating voltage: 4.5 V to 5.5 V

average current consumption: 30 mA (typical)

distance measuring range: 10 cm to 80 cm (4" to 32")

output type: analog voltage

output voltage differential over distance range: 1.9 V (typical)

response time: 38 ± 10 ms

package size: 29.5×13.0×13.5 mm (1.16×0.5×0.53")

weight: 3.5 g (0.12 oz)


* Contents

- DataSheet : http://www.sparkfun.com/datasheets/Components/GP2Y0A21YK.pdf


- Connect 

Yellow ----- A0

Black ----- GND

Red ----- 5V


- Key Code

int pin = A0;


int I = analogRead(pin);

int value = (6762 /(I-9)) -(4);


lcd.print("distance=" + (String)value + "CM  ");

'2) Sensor > Distance' 카테고리의 다른 글

Infrared distance sensor (GP2Y0A21YK0F) [S036]  (0) 2019.02.23
Ultrasonic Ranging Module (HC-SR04) [S011]  (0) 2016.09.08
Posted by RD IoT RDIoT

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