Custom Ultralight Ev1 Wristband - TM key card ds1990 ibutton 1990a-f5 ibutton rw1990 – Chuangxinji
Custom Ultralight Ev1 Wristband - 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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Good quality To start with,and Purchaser Supreme is our guideline to offer the top service to our customers.Presently, we've been seeking our best to be amongst the top exporters inside our industry to fulfill consumers extra need to have for Custom Ultralight Ev1 Wristband - TM key card ds1990 ibutton 1990a-f5 ibutton rw1990 – Chuangxinji , The product will supply to all over the world, such as: Amsterdam, Argentina, Bulgaria, At Present, our merchandise have been exported to more than sixty countries and different regions, such as Southeast Asia, America, Africa, Eastern Europe, Russia, Canada etc. We sincerely hope to establish wide contact with all potential customers both in China and the rest part of the world.
By Daniel Coppin from Finland - 2018.06.18 19:26
Timely delivery, strict implementation of the contract provisions of the goods, encountered special circumstances, but also actively cooperate, a trustworthy company!
By Hedy from Iceland - 2017.06.25 12:48