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X9440 Datasheet(PDF) 8 Page - Intersil Corporation

Part # X9440
Description  Mixed Signal with SPI Interface
PDF  21 Pages
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Manufacturer  INTERSIL [Intersil Corporation]
Direct Link  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

X9440 Datasheet(HTML) 8 Page - Intersil Corporation

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8
FN8200.0
March 28, 2005
Figure 9. Memory Map
Figure 10. Instruction Set
Read Wiper Counter Register (WCR) or Analog Control Register (ACR)
Read the contents of the Wiper Counter Register or Analog Control Register pointed to by P1 - P0.
P1 P0: 00 - WCR0, 01 - WCR1
P1 P0: 10 - ACR0, 11 - ACR1
Write Wiper Counter Register (WCR) or Analog Control Register (ACR)
Write new value to the Wiper Counter Register or Analog Control Register pointed to by P1 - P0.
P1 P0: 00 - WCR0, 01 - WCR1
P1 P0: 10 - ACR0, 11 - ACR1
Read Data Register (DR)
Read the contents of the Register pointed to by P1 - P0 and R1 - R0.
R1 R0: 00 - R0, 10 - R1
01 - R2, 11 - R3
Write Data Register (DR)
Write new value to the Register pointed to by P1 - P0 and R1 - R0.
WCRO
WCR1
ACR0
ACR1
R0
R0
R0
R0
R1
R1
R1
R1
R2
R2
R2
R2
R3
R3
R3
R3
CS
Falling
Edge
device type
identifier
device
addresses
instruction
opcode
WCR/ACR
addresses
register data
(sent by slave on SDA)
CS
Rising
Edge
01
010
0
A
1
A
0
1001
00
P
1
P
0
00
D
5
D
4
D
3
D
2
D
1
D
0
CS
Falling
Edge
device type
identifier
device
addresses
instruction
opcode
WCR/ACR
addresses
register data
(sent by master on SDA)
CS
Rising
Edge
01
010
0
A
1
A
0
1010
00
P
1
P
0
00
D
5
D
4
D
3
D
2
D
1
D
0
CS
Falling
Edge
device type
identifier
device
addresses
instruction
opcode
WCR/ACR/DR
addresses
register data
(sent by master on SDA)
CS
Rising
Edge
010 100
A
1
A
0
1 011
R
1
R
0
P
1
P
0
00
D
5
D
4
D
3
D
2
D
1
D
0
CS
Falling
Edge
device type
identifier
device
addresses
instruction
opcode
WCR/ACR/DR
addresses
register data
(sent by master on SDA)
CS
Falling
Edge
HIGH-VOLTAGE
WRITE CYCLE
010100
A
1
A
0
110 0
R
1
R
0
P
1
P
0
00
D
5
D
4
D
3
D
2
D
1
D
0
X9440



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