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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"Control the standard by the details, show the toughness by quality". Our firm has strived to establish a highly efficient and stable workers workforce and explored an effective high-quality management system 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: Mexico, Lithuania, Israel, You can do one-stop shopping here. And customized orders are acceptable. Real business is to get win-win situation, if possible, we would like to provide more support for customers. Welcome all nice buyers communicate details of products and ideas with us!!
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By Hazel from Uganda - 2017.02.28 14:19
