X9260_06 INTERSIL [Intersil Corporation], X9260_06 Datasheet - Page 9

• Manufacturer Part Number: X9260_06
• Description: Dual Digitally-Controlled Potentiometers
• Manufacturer: INTERSIL [Intersil Corporation]

Figure 2. Two-Byte Instruction Sequence
Figure 3. Three-Byte Instruction Sequence (Write)
Figure 4. Three-Byte Instruction Sequence (Read)
S0
SCL
SI
SCL
SI
CS
CS
ID3 ID2 ID1 ID0
ID3 ID2 ID1 ID0
0
0
SCK
Device ID
CS
SI
Device ID
1
1
0
0
1
1
ID3 ID2 ID1 ID0
0
0
0
0
0
9
Device ID
0
0
0
0
1
Internal
Address
A1 A0
Internal
Address
A1 A0
0
1
0
0
I3
I3 I2
Instruction
0
0
Opcode
Instruction
Opcode
I2
A1 A0
Address
Internal
I1
I1 I0
X9260
I0
Register
Address
I3
Register
Address
RB RA
RB RA
Instruction
Opcode
I2
0
Pot/WCR
0
I1
Pot/WCR
Address
Address
P0
P0
I0
Address
Register
RB RA
D7 D6 D5 D4 D3 D2 D1 D0
D7 D6 D5 D4 D3 D2 D1 D0
X
X
Data Register Bit [7:0]
Pot/WCR
Data Register Bit [7:0]
Address
0
X
Don’t Care
WCR[7:0]
WCR[7:0]
P0
X
or
or
X
X
X
X
August 29, 2006
FN8170.3