參數(shù)資料
型號(hào): X9251
廠商: Intersil Corporation
英文描述: Single Supply/Low Power/256-Tap/SPI Bus
中文描述: 單電源/低Power/256-Tap/SPI巴士
文件頁(yè)數(shù): 11/25頁(yè)
文件大?。?/td> 549K
代理商: X9251
X9251
Characteristics subject to change without notice.
11 of 25
REV 1.3.3 2/10/04
www.xicor.com
Figure 2. Two-Byte Instruction Sequence
Figure 3. Three-Byte Instruction Sequence SPI Interface; Write Case
Figure 4. Three-Byte Instruction Sequence SPI Interface, Read Case
ID3 ID2 ID1 ID0
0
A1
A0
I3
I2
I1
RB RA
P0
SCK
SI
CS
0
1
0
1
Device ID
Internal
Address
Instruction
Opcode
Register
Address
0
I0
P1
DCP/WCR
Address
0
0
0
1
0
1
A1 A0
I3 I2
I1
I0
RB RA
P0
SCK
SI
D7 D6 D5 D4 D3 D2
D1 D0
CS
0
0
ID3 ID2 ID1 ID0
Device ID
Internal
Address
Instruction
Opcode
Register
Address
DCP/WCR
Address
0
0
P1
Data for WCR[7:0] or DR[7:0]
0
1
0
1
A1 A0
I3
I2
I1
I0
RB RA
P0
SCK
SI
D7 D6 D5 D4 D3 D2
D1 D0
CS
0
0
ID3 ID2 ID1 ID0
Device ID
Internal
Address
Instruction
Opcode
Register
Address
DCP/WCR
Address
0
0
P1
WCR[7:0]
or
S0
X
X
X
X
X
X
X
X
Don’t Care
Data Register Bit [7:0]
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