User Manual

Chapter 6 System Overview
- 80 - Hi-G-Tek Ltd. Micro electro nic s & A sset Tra cking Techno logy
When this cyclic buffer is overrun, the Scroll flag in the Long Status is set.
The Se t Event is always the first Event record in the Events Memory.
Se t Event
First
segment :
45 Events
Second
segment : 10
Events
Some Events are caused by an external intervention (like Opened and
Closed), while others are caused by internal procedures.
The most common Events are the Se t, Tampered, Opened an d Closed
Events. See chapter 8 for a complete list and descriptions of each Event
type.
6.6.2 User Data
User Data is the memory segment where free data can be written and read.
For example, the electronic manifest can be stored in this memory.
The User Data can be read and written using the Re a d Da ta and Write
Data RF commands accordingly. T he User Data can also be read by the
Verify an d t h e Read Multi Access Data RF commands. The size of the
User Data memory segment is 2KB.