at52br3224a ATMEL Corporation, at52br3224a Datasheet - Page 13

• Manufacturer Part Number: at52br3224a
• Description: At52br3224a 32-megabit Flash + 4-megabit/ 8-megabit Sram Stack Memory
• Manufacturer: ATMEL Corporation

Status Bit Table
Notes:
3338B–STKD–6/03
Configuration Register
Programming
Erasing
Erase Suspended & Read
Erasing Sector
Erase Suspended & Read
Non-erasing Sector
Erase Suspended &
Program Non-erasing Sector
1. I/O5 switches to a “1” when a program or an erase operation has exceeded the maximum time limits or when a program or
2. I/O3 switches to a “1” when the V
sector erase operation is performed on a protected sector.
DATA
I/O7
I/O7
I/O7
00
0
1
PP
level is not high enough to successfully perform program and erase operations.
DATA
I/O7
01
0
0
1
0
TOGGLE
TOGGLE
TOGGLE
00/01
DATA
I/O6
1
Status Bit
AT52BR3224A(T)/3228A(T)
I/O5
00/01
DATA
0
0
0
0
(1)
I/O3
00/01
DATA
0
0
0
0
(2)
TOGGLE
TOGGLE
TOGGLE
00/01
DATA
I/O2
1
RDY/BUSY
00/01
0
0
1
1
0
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