DFRobot Gravity RS485 IO Expansion Shield for Arduino

Shield for Arduino, which extends the pins of the I/O. It can connect each pin with a pair of VCC and GND. Separate connectors allow you to easily connect the modules of the SD card, APC220 radio modules, Bluetooth, servos, and RS485 and a dedicated slot for the XBee module provides a simple installation of the wireless communication system. Thanks to the switch, the user can change the operating mode on the XBee, RS485, or Download so you can upload the Arduino program without removing the modules from the boards. Additionally, the V6 version has support for interface URM04 and the pin R3 of the Arduino.

Specification:

• The user has the option of switching the mode of operation for XBee, RS485 or Download
• For each digital and analog pin: GND and VCC
• Socket for XBee module provides an easy installation of a wireless communication system
• Switch TTL / RS485
• The separate connector of the I2C and SPI interface so you can easily connect, for example, a reader for the memory card
• RESET button allows you to restart the Arduino at any time
• The manufacturer has installed LEDs in combination with Arduino
• Screw connector PWR allows for attachment of power of any cable
• It works with: Arduino Uno, Leonardo, Mega, and Due
  

Useful links:
Website of the manufacturer

Claim orders from Stores

You can claim your purchased items within 1 - 4 work days after making an order (if product is in local warehouse).

Please wait for an email notification regarding Your order status update.

Vilnius Store address: Vytenio g. 20, LT-03229 Vilnius, Lietuva

Kaunas Store address: Pramonės pr. 4D, LT-51329, Kaunas, Lietuva

Local delivery

Purchased items are delivered locally through Venipak service. Depending on availability of items, orders are processed within 1-3 work days. Orders made until 1AM are shipped the same day.

Local delivery  (1-2 w.d.) price for items of any size is through through courier service is 4.50€ (incl. VAT). 

Local delivery price to Venipak parcel terminals (1-3w.d.) is 2.50€ incl. VAT.

Local delivery price to Omniva parcel terminals (1-3w.d.) is 3.50€ incl. VAT.

Payment on delivery +2.00€ (incl. VAT).

You can pay for the goods at the time of delivery to the courier in cash or by credit card. Payment to Omniva parcel terminals is only possible by bank card.

International delivery pricing through courier service

International shipping prices depend on geographic location:

Latvia - 5.50€ (incl. VAT)

Estonia - 6.50€ (incl. VAT)

other - negiotiated individually.

International delivery pricing to Omniva parcel terminals

Latvia - 6.00€ (incl. VAT)

Estonia - 8.50€ (incl. VAT)

Payments:

We accept payments via PayPal for orders over 20€.

Paid orders of more than 100€ are shipped for free to Baltic countries.

Product availability status meaning:

Vilnius Store In Stock - the product is at the store, Vytenio str. 20 in Vilnius and can be picked up / purchased the same day;

Kaunas Store In Stock - the product is at the store, Pramonės pr. 4D in Kaunas and can be picked up / purchased the same day;

Central Warehouse In Stock - In stock, product will be shipped in a short time 1-2 work days, there is no possibility to pickup on the spot;

1-2 work days - product will be shipped in a short time - 1-2 business days;

1-2 work days – we don’t have selected product in stock. Shipping time is only 1-2 work days;

3-5 work days – we don’t have selected product in stock. Shipping time is between 3-5 work days;

3-7 work days – we don’t have selected product in stock. Shipping time is between 3-7 work days;

Out of Stock – selected product is sold out at the moment, but you can apply for automatic alert by email when product will be in stock.