參數(shù)資料
型號(hào): M93S56-WDW3P
廠商: 意法半導(dǎo)體
英文描述: Triple 3-Input Positive-AND Gates 14-PDIP -40 to 85
中文描述: 4Kbit,2Kbit和1Kbit 16位寬MICROWIRE串行EEPROM的訪問與街區(qū)保護(hù)
文件頁數(shù): 6/34頁
文件大?。?/td> 525K
代理商: M93S56-WDW3P
M93S66, M93S56, M93S46
6/34
Table 2. Instruction Set for the M93S46
Note: 1. X = Don’t Care bit.
Instruction
Description
W
PRE
Start
bit
Op-
Code
Address
1
Data
Required
Clock
Cycles
Additional
Comments
READ
Read Data
from Memory
X
0
1
10
A5-A0
Q15-Q0
WRITE
Write Data to
Memory
1
0
1
01
A5-A0
D15-D0
25
Write is executed if
the address is not
inside the Protected
area
PAWRITE
Page Write to
Memory
1
0
1
11
A5-A0
N x
D15-D0
9 + N x 16
Write is executed if
all the N addresses
are not inside the
Protected area
WRAL
Write All
Memory
with same
Data
1
0
1
00
01 XXXX
D15-D0
25
Write all data if the
Protection Register
is cleared
WEN
Write Enable
1
0
1
00
11 XXXX
9
WDS
Write Disable
X
0
1
00
00 XXXX
9
PRREAD
Protection
Register Read
X
1
1
10
XXXXXX
Q5-Q0
+ Flag
Data Output =
Protection Register
content + Protection
Flag bit
PRWRITE
Protection
Register Write
1
1
1
01
A5-A0
9
Data above specified
address A5-A0 are
protected
PRCLEAR
Protection
Register Clear
1
1
1
11
111111
9
Protect Flag is also
cleared (cleared
Flag = 1)
PREN
Protection
Register
Enable
1
1
1
00
11XXXX
9
PRDS
Protection
Register
Disable
1
1
1
00
000000
9
OTP bit is set
permanently
相關(guān)PDF資料
PDF描述
M93S56-WDW3G Triple 3-Input Positive-AND Gates 14-PDIP -40 to 85
M93S56-WDS6TP 4Kbit, 2Kbit and 1Kbit 16-bit wide MICROWIRE Serial Access EEPROM with Block Protection
M93S56-WDS6TG Triple 3-Input Positive-AND Gates 14-SOIC -40 to 85
M93S56-WDS6T Triple 3-Input Positive-AND Gates 14-SOIC -40 to 85
M93S56-WDS6P 4Kbit, 2Kbit and 1Kbit 16-bit wide MICROWIRE Serial Access EEPROM with Block Protection
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