參數(shù)資料
型號: X28C513JIZ-15
廠商: INTERSIL CORP
元件分類: DRAM
英文描述: 5V, Byte Alterable EEPROM
中文描述: 64K X 8 EEPROM 5V, 150 ns, PQCC32
封裝: ROHS COMPLIANT, PLASTIC, MS-016AE, LCC-32
文件頁數(shù): 6/21頁
文件大小: 473K
代理商: X28C513JIZ-15
6
FN8106.2
June 7, 2006
DATA Polling I/O
7
DATA Polling can effectively halve the time for writing to the
X28C512, X28C513. The timing diagram in Figure 2A
illustrates the sequence of events on the bus. The software
flow diagram in Figure 2B illustrates one method of
implementing the routine.
CE
OE
WE
I/O
7
X28C512, X28C513
Ready
Last
Write
HIGH Z
V
OL
V
IH
A
0
-A
15
A
n
A
n
A
n
A
n
A
n
A
n
V
OH
A
n
FIGURE 2A. DATA POLLING BUS SEQUENCE
Write Data
Save Last Data
and Address
Read Last
Address
IO
7
Compare
Ready
No
Yes
Writes
Complete
No
Yes
FIGURE 2B. DATA POLLING SOFTWARE FLOW
X28C512, X28C513
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