參數(shù)資料
型號: HN58X24512FPI
廠商: Hitachi,Ltd.
英文描述: Two-wire serial interface 512k EEPROM (64-kword ⅴ 8-bit)
中文描述: 兩線串行接口為512k的EEPROM(64 KWord的ⅴ8位)
文件頁數(shù): 16/20頁
文件大小: 55K
代理商: HN58X24512FPI
HN58X24512I
16
Random Read:
This is a read operation with defined read address. A random read requires a dummy write to set read
address. The EEPROM receives a start condition, device address word (R/W=0) and memory address 2
×
8-bit sequentially. The EEPROM outputs acknowledgment “0” after receiving memory address then enters
a current address read with receiving a start condition. The EEPROM outputs the read data of the address
which was defined in the dummy write operation. After receiving acknowledgment “1”(no
acknowledgment) and a following stop condition, the EEPROM stops the random read operation and
returns to a standby state.
Random Read Operation
@@
*
2
Notes: 1. 2nd device address code (#) should be same as 1st (@).
2. Don't care bit.
Device
address
Device
address
1st Memory
address (n)
2nd Memory
address (n)
Read data (n)
1 0 1 0 0
# #
1 0 1 0 0
R
W
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
D
D
D
D
D
D
D
D
Stop
Start
Start
ACK
ACK
No ACK
ACK
R/W
ACK
R/W
Dummy write
Currect address read
*
2
相關(guān)PDF資料
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HN58X24512I Two-wire serial interface 512k EEPROM (64-kword ⅴ 8-bit)
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