X9260 INTERSIL [Intersil Corporation], X9260 Datasheet - Page 12

• Manufacturer Part Number: X9260
• Description: Dual Supply/Low Power/256-Tap/SPI bus
• Manufacturer: INTERSIL [Intersil Corporation]

INSTRUCTION FORMAT
Read Wiper Counter Register (WCR)
Write Wiper Counter Register (WCR)
Read Data Register (DR)
Write Data Register (DR)
Global Transfer Data Register (DR) to Wiper Counter Register (WCR)
Falling
Falling
Falling
Falling
Falling
Edge
Edge
Edge
Edge
Edge
CS
CS
CS
CS
CS
Device Type
Device Type
0 1 0 1 0 0 A1 A0 1 0 1 1 RB RA
0 1 0 1 0 0 A1 A0 1 1 0 0 RB RA
Device Type
0
Device Type
0
0
Device Type
Identifier
Identifier
Identifier
Identifier
Identifier
1
1
1
0
0
0
1
1 0 0 A1 A0 1 0 1 0 0 0
1 0 0 A1 A0 1 0 0 1 0 0
0
Addresses
Addresses
Addresses
Addresses
Addresses
Device
Device
12
Device
Device
Device
0 A1 A0 0 0 0 1 RB RA 0 0
Instruction
Instruction
Opcode
Instruction
Instruction
Opcode
Instruction
Opcode
Opcode
Opcode
DR and WCR
Addresses
DR and WCR
Addresses
Addresses
Addresses
Addresses
X9260
WCR
WCR
DR
0
0 P0
0 P0
0
P0
P0
W
W
C
R
C
R
7
D
7
7
(Sent by X9260 on SO)
D
7
(Sent by Host on SI)
Rising
(Sent by Host on SI)
Edge
(Sent by X9271 on SO)
W
W
C
R
D
C
R
6
6
6
CS
D
Wiper Position
6
W
D
W
C
R
5
C
R
5
5
Data Byte
Data Byte
D
5
Data Byte
D
W
4
W
C
R
C
R
4
4
D
4
D
W
3
W
C
R
C
R
3
3
D
3
D
2
W
W
C
R
C
R
2
2
D
2
D
1
W
W
C
R
C
R
1
1
D
1
D
0
W
W
C
R
C
R
0
0
D
0
Rising
Edge
Rising
Rising
Edge
Edge
CS
CS
CS
Rising
Edge
CS
February 28, 2005
FN8170.0