HN58X2508TIE RENESAS [Renesas Technology Corp], HN58X2508TIE Datasheet - Page 23

• Manufacturer Part Number: HN58X2508TIE
• Description: Electrically Erasable and Programmable Read Only Memory
• Manufacturer: RENESAS [Renesas Technology Corp]

HN58X2508I/HN58X2516I
Protection Modes
W signal
1
0
1
0
Note:
Rev.2.00, Aug.19.2004, page 23 of 27
1. As defined by the values in the Block Protected (BP1, BP0) bits of the Status Register, as shown in
the former table.
SRWD bit
0
0
1
1
Mode
Software
protected
(SPM)
Hardware
protected
(HPM)
Write protection of
the status register
Status register is
writable (if the WREN)
instruction has set the
WEL bit). The values
in the BP1 and BP0
bits can be changed.
Status register is
hardware write
protected. The values
in the BP1 and BP0
bits cannot be
changed.
Memory protect
Protected area*
Write protected
Write protected
1
Unprotected area*
Ready to accept
Write instructions
Ready to accept
Write instructions
1