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| 型号： | EN29F002B |
| 英文描述： | 5V, Half Duplex, 5Mbps, RS-485/RS-422 Transceiver; Temperature Range: -40°C to 85°C; Package: 8-PDIP |
| 中文描述： | 2兆位（262144 × 8）闪光 |
| 文件页数： | 4/32页 |
| 文件大小： | 267K |
| 代理商： | EN29F002B |
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12
EN29F002 / EN29F002N
Rev. C, Issue Date: 2001/07/05
Table 6. Status Register Bits
DQ
Name
Logic Level
Definition
‘1’
Erase Complete or
erase sector in Erase suspend
‘0’
Erase On-Going
7
DATA
POLLING
DQ7
Program Complete or
data of non-erase sector
during Erase Suspend
DQ7
Program On-Going
‘-1-0-1-0-1-0-1-’
Erase or Program On-going
DQ6
Read during Erase Suspend
6
TOGGLE
BIT
‘-1-1-1-1-1-1-1-‘
Erase Complete
5
ERROR BIT
‘1’
Program or Erase Error
‘0’
Program or Erase On-going
3
ERASE
TIME BIT
‘1’
Erase operation start
‘0’
Erase timeout period on-going
‘-1-0-1-0-1-0-1-’
Chip Erase, Erase or Erase
suspend on currently
addressed
sector. (When DQ5=1, Erase
Error due to currently
addressed sector. Program
during Erase Suspend on-
going at current address
2
TOGGLE
BIT
DQ2
Erase Suspend read on
non Erase Suspend Sector
Notes:
DQ7
DATA Polling: indicates the P/E C status check during Program or Erase, and on completion before checking bits
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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相关代理商/技术参数 |
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|---|---|
| EN29F002B-45J | 制造商:未知厂家 制造商全称:未知厂家 功能描述:2 Megabit (256K x 8-bit) Flash Memory |
| EN29F002B-45JI | 制造商:未知厂家 制造商全称:未知厂家 功能描述:2 Megabit (256K x 8-bit) Flash Memory |
| EN29F002B-45P | 制造商:未知厂家 制造商全称:未知厂家 功能描述:2 Megabit (256K x 8-bit) Flash Memory |
| EN29F002B-45PI | 制造商:未知厂家 制造商全称:未知厂家 功能描述:2 Megabit (256K x 8-bit) Flash Memory |
| EN29F002B-45T | 制造商:未知厂家 制造商全称:未知厂家 功能描述:2 Megabit (256K x 8-bit) Flash Memory |
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