AT52BC3221AT View Datasheet(PDF) - Atmel Corporation
Part Name
Description
MFG CO.
'AT52BC3221AT' PDF : 36 Pages View PDF
AT52BC3221A(T)
Status Bit Table
Status Bit
I/O7
I/O7
I/O6
I/O5(1)
I/O3(2)
I/O2
RDY/BUSY
Configuration Register
00
01
00/01
00/01
00/01
00/01
00/01
Programming
I/O7
0
TOGGLE
0
0
1
0
Erasing
0
0
TOGGLE
0
0
TOGGLE
0
Erase Suspended & Read
Erasing Sector
1
1
1
0
0
TOGGLE
1
Erase Suspended & Read
Non-erasing Sector
DATA
DATA
DATA
DATA
DATA
DATA
1
Erase Suspended &
Program Non-erasing Sector
I/O7
0
TOGGLE
0
0
TOGGLE
0
Notes: 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
sector erase operation is performed on a protected sector.
2. I/O3 switches to a “1” when the VPP level is not high enough to successfully perform program and erase operations.
11
3466A–STKD–11/04
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