IAI America IA-T-XA (ANSI standard CE mark agreement) - Manual (Page 20)

Since the program, parameter, and symbol are read from flash memory at restart time, the data in
memory becomes the original data before editing unless the data is written in flash memory.
The controller always operates according to the data in memory (within the dotted box) excluding
parameters.
Content 1: Parameters excluding content 2 below and encoder parameters
Content 2: Driver card and IO slot card (power-supply system card) parameters
Content 3: Flags, variables, strings
8-2. When system memory backup battery is not used
Para-Othe No. 20 = 0 (System memory backup battery not installed)
Edit data with PC or
Teaching Box
Data maintained during
power-on and erased by
reset
Data maintained even after
power-off
Program
parameter
(content 1)
Symbol
Position
Flash writing
Flash
memory
Memory Transfer
Reset reading
Transfer
Slave card
parameter
(content 2)
Memory Transfer
Reset reading
Transfer
* Encoder
parameter
* Encoder
Transfer Memory
Reset reading
SEL global data
(content 3)
Error list
Memory Transfer
Since the program, parameter, symbol, and position are read from flash memory at restart time,
the data in memory becomes the original data before editing unless the data is written in flash
memory.
The controller always operates according to the data in memory (within the dotted box) excluding
parameters.
Note: The SEL global data cannot be maintained when the backup battery is not installed.
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