Tuesday, 21 June 2016

RN-XV WIFI MODULE (WIRE ANTENNA)



The RN-XV module by Roving Networks is a certified Wi-Fi solution especially designed for those who want your project that has been set up for XBee to move it to a standard WiFi network. You can drop this in the same socket of our Xbee shield without any other new hardware.

The RN-XV module is based upon Roving Networks' robust RN-171 Wi-Fi module and incorporates 802.11 b/g radio, 32 bit processor, TCP/IP stack, real-time clock, crypto accelerator, power management unit and analog sensor interface.The module is pre-loaded with Roving firmware to simplify integration and minimize development time of your application. In the simplest configuration, the hardware only requires four connections (PWR, TX, RX and GND) to create a wireless data connection.











FEATURES:

  • Based on common 802.15.4 XBee footprint
  • Ultra low power: 4uA sleep mode, 38mA active
  • Onboard TCP/IP stack includes DHCP, UDP, DNS, ARP, ICMP, HTTP client, FTP client and TCP
  • Firmware configurable transmit power: 0dBm to 12dBm
  • Hardware interfaces:TTL UART
  • Host data rate up to 464Kbps over UART
  • Supports Adhoc and infrastructure networking
  • 8 general purpose digital I/O
  • 3 analog sensor inputs
  • Real-time clock for time-stamping, auto-sleep, and auto-wakeup modes
  • Accepts 3.3VDC regulated power supply
  • Wire antenna
DATASHEET                                                                                                          CLICK TO BUY

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Thursday, 16 June 2016

SPDUINO (ARDUINO-COMPATIBLE BOARD)


The SPDuino is a clone of Arduino Mainboard with ATMEGA328 (Dumilanavo Bootloader). It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz crystal oscillator, a USB connection, a power jack, an ICSP header, and a reset button. It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started.

This board can be powered via the USB connection or with an external power supply. The power source is selected automatically using auto reselect circuit.

FEATURES

  • 100% Arduino (Dumilanavo)-compatible board
  • Direct USB interface, no extra converters are required
  • Comes with Atmega328 for more memory
  • Auto select the power source (from USB cable or battery )
 


SPECIFICATION


  • Microcontroller: ATmega328
  • Operating Voltage: 5V
  • Input Voltage (recommended): 7-12V
  • Input Voltage (limits): 6-17V
  • Digital I/O Pins: 14 (of which 6 provide PWM output)
  • Analog Input Pins: 6
  • DC Current per I/O Pin: 40 mA
  • DC Current for 3.3V Pin: 50 mA
  • Flash Memory: 32 KB (ATmega328) of which 2 KB used by bootloader
  • SRAM: 2 KB (ATmega328)
  • EEPROM: 1 KB (ATmega328)
  • Clock Speed: 16 MHz

ARDUINO TUTORILA                   UPLOAD PROGRAM                           CLICK TO BUY


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Monday, 13 June 2016

Humidity Sensor


Looking out for a sensor to measure humidity with ease?Here is the solution with accurate measurements from honeywell.The HIH-5030 sensor delivers instrumentation-quality RH (Relative Humidity) sensing performance at small package.The sensor can operate down to 2.7 volt,which enables you to make your own battery powered equipments.The best part is,it provides analogue output,which enables you to directly interface to microcontroller via ADC.


FEATURES:

  • Analog output can be directly fed into ADC port of microcontroller.
  • Works down to 2.7 volt.
  • Low current consumption,200uA typical.
  • Small Package.
  • Near linear voltage output vs %RH Stable.
  • Enhanced accuracy and Fast response time.
  • Stable, low drift performance.
  • Chemically resistant.
SPECIFICATIONS:

  • Working voltage : 2.7 ~5.5Vdc.
  • Working Temperature : -40 ~ 85C.
  • Operating humidity : 0-100%RH.
  • Current Draw : 200uA(typical).
DATA SHEET                                                                                                         CLICK TO BUY

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Friday, 10 June 2016

300 RPM Square Gear DC Motor for Arduino / Raspberry-Pi / Robotics

This is Squared gear box assembled High torque heavy duty DC Gear Motor for bigger robots / motion systems. Drive shaft is supported from with metal bushes, it has sturdy design with gear box made to hold stall torque produced.It is suitable for combat robots, all-terrain robots and other high power applications

Working of Square Gear Box:

The working of the gears is very interesting to know. It can be explained by the principle of conservation of angular momentum. The gear having smaller radius will cover more RPM than the one with larger radius. However, the larger gear will give more torque to the smaller gear than vice versa. The comparison of angular velocity between input gear (the one that transfers energy) to output gear gives the gear ratio. When multiple gears are connected together, conservation of energy is also followed. The direction in which the other gear rotates is always the opposite of the gear adjacent to it. In any DC motor, RPM and torque are inversely proportional. Hence the gear having more torque will provide a lesser RPM and converse.

SPECIFICATION:

  • RPM: 300 rpm @12V
  • Voltage: 4V to 12V
  • Stall Torque: 18.33kg-cm @ 12V
  • Gear: Metal (spur)
  • Shaft size: 8mm dia
  • Shaft length: 25 to 30mm



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Thursday, 9 June 2016

Make 'YOUR OWN' Arm Robot


A arm robot is a type of mechanical arm, usually programmable, with similar functions to a human arm; the arm may be the sum total of the mechanism or may be part of a more complex robot. The links of such a manipulator are connected by joints allowing either rotational motion (such as in an articulated robot) or translational (linear) displacement The links of the manipulator can be considered to form a kinematic chain. The terminus of the kinematic chain of the manipulator is called the end effector and it is analogous to the human hand.


Arm robot, which industries have started hunting for. Make your own now, with the available ARM kit!!

STEP BY STEP PROCEEDURE TO MAKE THIS ARM ROBOT


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Wireless Weapon Switch for Combat Robot!!!- WHIPLASH SERIES 30A


A wireless weapon switch for your combat robot!!! Not enough if you have your 2.4GHz to control the drive of the robot?  Want to control your weapon (such as blades cutters, hammers, etc) also with the same remote? The whiplash series, with ground breaking 30Amps current handling capability, can interface your weapons with the same 2.4GHz Remote control module giving you a hassle free control over your robot for very long distances(>200metres!).

The Phoenix series and the whiplash series serves as a complete combat robot wireless system for the drive and the weapon systems. 


                                                   

FEATURES:
  • India first weapon switch that interfaces with 2.4Ghz aircraft wireless sytems
  • Auto calibration for setting the neutral in your remote.
  • 30Amps current handling capacity (50 amps peak for 10secs)
  • 3cell and 6cell Lipo batteries
  • Suitable for heavy combat robots
  • Switch-on and switch-off function for your weapons.

SPECIFICATION:

  • Operating voltage: 10-24V
  • Current: 30Amps (50 amps peak for 10secs)
  • No. of channels: 1
  • Suitable batteries: 3 cell and 6 cell LiPo Batteries
  • Compatible motors: Any DC geared Motor that draws upto 30A (Don't worry most of the powerful motors never draw even 20A)!!!!
  • Interface: Direct plugin with 2.4GHz aircraft wireless system receivers

CAUTION:

Make sure your transmitter is on while the Whiplash board is on!!! Do not switch off your transmitter while the Whiplash is on!!! 


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Wednesday, 8 June 2016

Johnson Geared Side-Shaft Motor (150 Rpm) - "A" Grade


The Johnson Geared motor is famous for its compact size and massive torque. A torque as much as x3 as compared to center shaft or side shaft geared motor, with an affordable price tag. The motor comes with a metal gearbox and off centered shaft, also shaft has a metal bushing for wear resistance. Apart from robotic application they are also used in industrial applications, vending system.


It is different from the regular Johnson for its very high reliability (mainly of its gears) and the shaft length of 29mm (comes with a hole on the shaft)




SPECIFICATION:

  • RPM: 150 rpm @12V
  • Voltage: 4V to 12V
  • Stall Torque: 28kgcm @ 12V
  • Gear: Metal (spur)
  • Shaft size: 6mm dia
  • Shaft length: 29mm (comes with a hole on the shaft for mounting wheels) 
  • Motor weight: 180gms

Note:

Use only 3X5mm bolts with fiber washer.Using bolts bigger than 3X5mm will damage the gearbox.

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