Usable Rfid Wristband Factory - TM key card ds1990 ibutton 1990a-f5 ibutton rw1990 – Chuangxinji
Usable Rfid 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
Product detail pictures:
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Our commission should be to provide our customers and consumers with ideal top quality and aggressive portable digital products for Usable Rfid Wristband Factory - TM key card ds1990 ibutton 1990a-f5 ibutton rw1990 – Chuangxinji , The product will supply to all over the world, such as: Provence, Mali, Luxembourg, Our aim is to help customers realize their goals. We are making great efforts to achieve this win-win situation and sincerely welcome you to join us. In a word, when you choose us, you choose a perfect life. Welcome to visit our factory and welcome your order! For further inquiries, please do not hesitate to contact us.
By Adam from Eindhoven - 2017.10.13 10:47
Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.
By mary rash from Finland - 2018.12.11 11:26