EN29LV800 EON [Eon Silicon Solution Inc.], EN29LV800 Datasheet - Page 17

• Manufacturer Part Number: EN29LV800
• Description: 8 Megabit (1024K x 8-bit / 512K x 16-bit) Flash Memory Boot Sector Flash Memory, CMOS 3.0 Volt-only
• Manufacturer: EON [Eon Silicon Solution Inc.]

Table 6. Status Register Bits
Notes:
DQ7
DQ5 for Program or Erase Success.
DQ6 Toggle Bit: remains at constant level when P/E operations are complete or erase suspend is acknowledged.
Successive reads output complementary data on DQ6 while programming or Erase operation are on-going.
DQ5 Error Bit: set to “1” if failure in programming or erase
DQ3 Sector Erase Command Timeout Bit: Operation has started. Only possible command is Erase suspend (ES).
DQ2 Toggle Bit: indicates the Erase status and allows identification of the erased Sector.
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DATA
DQ
7
6
5
3
2
Polling: indicates the P/E C status check during Program or Erase, and on completion before checking bits
ERROR BIT
POLLING
TOGGLE
TIME BIT
TOGGLE
ERASE
DATA
Name
BIT
BIT
‘-1-0-1-0-1-0-1-’
‘-1-1-1-1-1-1-1-‘
‘-1-0-1-0-1-0-1-’
Rev 0.4 Release Date: 2002/01/29
Logic Level
DQ7
DQ7
DQ6
DQ2
‘1’
‘0’
‘1’
‘0’
‘1’
‘0’
17
Erase timeout period on-going
Sector. (When DQ5=1, Erase
Read during Erase Suspend
addressed Sector. Program
Erase or Program On-going
Program or Erase On-going
Chip Erase, Erase or Erase
non Erase Suspend Sector
during Erase Suspend on-
data of non-erase Sector
going at current address
Erase Suspend read on
Program or Erase Error
during Erase Suspend
erase Sector in Erase
Program Complete or
Error due to currently
Erase operation start
suspend on currently
Program On-Going
Erase Complete or
Erase On-Going
Erase Complete
addressed
Definition
suspend
EN29LV800
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