MCP414X/416X/424X/426X
V
IHH
V
IH
CS
V
IL
SCK
Write to
SSPBUF
CMDERR bit
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
SDO
bit9
bit8 bit7 bit6 bit5
bit4 bit3 bit2 bit1
bit0
AD3 AD2 AD1 AD0
bit15 bit14 bit13 bit12
C1
1
C0
1
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
SDI
Input
Sample
Note 1: The SDI pin will read the state of the SDI pin which will be the SDO signal, unless overdriven
FIGURE 6-5:
16-Bit Read Command for Devices with SDI/SDO multiplexed -
SPI Waveform (Mode 1,1).
V
IHH
V
IH
CS
V
IL
SCK
Write to
SSPBUF
CMDERR bit
D8
D7
D6
D5
D4
D3
D2
D1
D0
X
SDO
bit9
bit8 bit7 bit6 bit5
bit4 bit3 bit2 bit1
bit0
AD3 AD2 AD1 AD0
bit15 bit14 bit13 bit12
C1
1
C0
1
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
SDI
Input
Sample
Note 1: The SDI pin will read the state of the SDI pin which will be the SDO signal, unless overdriven
FIGURE 6-6:
16-Bit Read Command for Devices with SDI/SDO multiplexed -
SPI Waveform (Mode 0,0).
© 2008 Microchip Technology Inc.
DS22059B-page 43
MICROCHIP [ MICROCHIP ]
