Technical data

8 Agilent N8211A/N8212A Performance Upconverter Synthetic Instrument Module, 250 kHz to 20/40 GHz
1 Security Features
Firmware
Memory
(Flash)
12 MB
No Yes main firmware image factory installed or
firmware upgrade
CPU board (same chip as
main flash memory, but
managed separately)
During normal operation, this
memory cannot be
overwritten except for LAN
configuration. It is only
overwritten during the
firmware installation or
upgrade process.
Because this 32 MB memory
chip contains 20 MB of user
data and 12 MB of firmware
memory (described here),
a selective chip erase is
performed. User data areas
are selectively and
completely sanitized when
you perform the Erase and
Sanitize function.
SCPI Command:
:SYSTem:SECurity:SANitize
Yes Yes LAN configuration front panel entry or
remotely
Battery
Backed
Memory
(SRAM)
512 kB
Yes Yes user-editable data
(table editors)
last instrument state,
last instrument state
backup, and persistent
instrument state and
instrument status
firmware operations CPU board
The battery can be removed
to sanitize the memory, but
must be reinstalled for the
instrument to operate.
(Refer to “Battery
Removal/Replacement" on
page 23.)
Boot ROM
Memory
(Flash)
128 kB
No Yes CPU bootup program
and firmware
loader/updater
factory programmed CPU board
During normal operation, this
memory cannot be
overwritten or erased. This
read-only data is
programmed at the factory.
Table 1: Base Instrument Memory (continued)
Memory
Type and
Size
Writable
During
Normal
Operation?
Data
Retained
When
Powered
Off?
Purpose/Contents Data Input Method Location in Instrument and
Remarks