In stock only 
1-WIRE (1)
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DS1990A-F5 TM iButton Dallas Tag Key Fob
Description
Description
Fully Compatiable with DS1990A-F5 TM
304 Stainless steel button
IBUTTON, Unique Serial Number, 64KB
IC Function:Serial Number iButton
Controller for 1-Wire Net
Suppl…
SKU: 242585
Product Code: DS1990A-F5
Availability: In Stock 
From:
£2.99
DS1307 Tiny RTC - Real time clock breakout board
Description
The Tiny RTC real time clock breakout board provides a Maxim DS1307 Real Time Clock - including a battery holder and a battery - and an Atmel 24C32 EEPROM.
It can optionally also have a …
SKU: 230592
Product Code: TINY-RTC
Availability: In Stock
£5.99
RFID-RC522 RFID reader and writer kit Comes with Key Fob and Card
This great RFID kit contains a combination reader/writer module powered by the popular MFRC522 chip, an RFID card and a RFID keyfob.
We can optionally also supply straight or right angle headers for …
SKU: 238210
Product Code: RFID-RC522
Availability: In Stock
£8.39
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