MCP4141 MICROCHIP [Microchip Technology], MCP4141 Datasheet - Page 44
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MCP4141
Manufacturer Part Number
MCP4141
Description
7/8-Bit Single/Dual SPI Digital POT with Non-Volatile Memory
Manufacturer
MICROCHIP [Microchip Technology]
Datasheet
1.MCP4141.pdf
(88 pages)
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MCP414X/416X/424X/426X
FIGURE 6-7:
Technology) - SPI Waveform with PIC MCU (Mode 1,1).
FIGURE 6-8:
Technology) - SPI Waveform with PIC MCU (Mode 0,0).
DS22059B-page 44
SCK
SCK
Write to
SSPBUF
SDI
Input
Sample
CS
Write to
SSPBUF
SDO
SDI
Input
Sample
CS
SDO
V
V
IH
IH
V
V
V
V
IHH
IL
8-Bit Commands (Increment, Decrement, Modify Write Protect or WiperLock
IL
8-Bit Commands (Increment, Decrement, Modify Write Protect or WiperLock
IHH
AD3
bit7
AD3
bit7
bit7
bit7
AD2
AD2
bit6
bit6
AD1
AD1
bit5
bit5
AD0
AD0
bit4
bit4
C1
C1
bit3
bit3
C0
C0
bit2
bit2
X
© 2008 Microchip Technology Inc.
X
CMDERR bit
“1” = “Valid” Command/Address
“0” = “Invalid” Command/Address
bit1
CMDERR bit
“1” = “Valid” Command/Address
“0” = “Invalid” Command/Address
bit1
bit0
X
bit0
X
bit0
bit0