Custom Nfc Wristband Factory - TM key card ds1990 ibutton 1990a-f5 ibutton rw1990 – Chuangxinji
Custom Nfc Wristband Factory - TM key card ds1990 ibutton 1990a-f5 ibutton rw1990 – Chuangxinji Detail:
TM key card ds1990 ibutton 1990a-f5 ibutton rw1990
Product Parameter
Item | TM key card ds1990 ibutton 1990a-f5 ibutton rw1990 |
Material | ABS , Stainless Steel |
Size | ibutton size: 17mm*6mm |
Color | Red, green, blue, yellow, black, etc |
Working Temperature | -40 ~ +85 degree |
Read-Write Method | Contact |
Memory | 64 bits |
ID number | Engraved |
Chip | RW1990A, RW1990B, DS1990A, TM1990-F5 |
Application | Intelligent Community, Postal Service, Railway St, etc. |
What is TM key card ds1990 ibutton ?
—- An iButton is a computer chip which is enclosed in a 16mm thick durable weather resistant
stainless steel can. Because of their small size and extreme durability, iButtons can travel virtually anywhere.
How does an TM key card ds1990 ibutton communicate?
The iButton is a slave device and requires a master to initiate communication to it. A master can be a PC or a micro processor. With the master constantly polling the iButtons, communication to iButtons can be started by a simple touch to a 1-Wire interface called a Blue Dot Receptor. Every iButton has a unique 64-bit serial number, which gives it a unique 1-Wire network address.
What are TM key card ds1990 ibuttons being used for?
iButtons are frequently attached to key fobs, rings, watches, or other personal items for applications such as access control to buildings and computers. Additionally, iButtons are commonly mounted to storage crates, trucks, and other equipment for asset management. Furthermore, iButtons are mounted to refrigeration units, outdoor environments, and even to animals for various data logging tasks
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We're commitment to offer you the competitive price ,remarkable products excellent, also as fast delivery for Custom Nfc Wristband Factory - TM key card ds1990 ibutton 1990a-f5 ibutton rw1990 – Chuangxinji , The product will supply to all over the world, such as: Belgium, Dominica, Algeria, With good quality, reasonable price and sincere service, we enjoy a good reputation. Products are exported to South America, Australia, Southeast Asia and so on. Warmly welcome customers at home and abroad to cooperate with us for the brilliant future.
By Eve from Liberia - 2018.09.29 13:24
This is a very professional and honest Chinese supplier, from now on we fell in love with the Chinese manufacturing.
By Audrey from Ghana - 2018.09.12 17:18