hn58x25512ti Renesas Electronics Corporation., hn58x25512ti Datasheet - Page 11

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hn58x25512ti

Manufacturer Part Number
hn58x25512ti
Description
Serial Peripheral Interface 512k Eeprom 64-kword ?? 8-bit Electrically Erasable And Programmable Read Only Memory
Manufacturer
Renesas Electronics Corporation.
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
hn58x25512tiBE
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
HN58X25512I
Write Disable (WRDI):
One way of resetting the Write Enable Latch (WEL) bit is to send a Write Disable instruction to the device. As shown
in the following figure, to send this instruction to the device, chip select (S) is driven low, and the bits of the instruction
byte are shifted in, on serial data input (D).
The device then enters a wait state. It waits for the device to be deselected, by chip select (S) being driven high. The
Write Enable Latch (WEL) bit, in fact, becomes reset by any of the following events:
Write Disable (WRDI) Sequence
Rev.1.00, Dec.18.2006, page 11 of 20
 Power-up
 WRDI instruction execution
 WRSR instruction completion
 WRITE instruction completion
W
Q
C
D
S
V
V
V
V
V
V
V
V
IH
IL
IH
IL
IH
IL
IH
IL
0
1
2
Instruction
High-Z
3
4
5
6
7

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