PIC16F/LF1946/47
FIGURE 23-9:
SPI MODE WAVEFORM (SLAVE MODE WITH CKE = 0)
SSx
Optional
SCKx
(CKP = 0
CKE = 0)
SCKx
(CKP = 1
CKE = 0)
Write to
SSPxBUF
Valid
bit 6
bit 2
bit 5
bit 4
bit 3
bit 1
bit 0
SDOx
bit 7
SDIx
bit 0
bit 7
Input
Sample
SSPxIF
Interrupt
Flag
SSPxSR to
SSPxBUF
Write Collision
detection active
FIGURE 23-10:
SPI MODE WAVEFORM (SLAVE MODE WITH CKE = 1)
SSx
Not Optional
SCKx
(CKP = 0
CKE = 1)
SCKx
(CKP = 1
CKE = 1)
Write to
SSPxBUF
Valid
bit 6
bit 3
bit 2
bit 5
bit 4
bit 1
bit 0
SDOx
bit 7
bit 7
SDIx
bit 0
Input
Sample
SSPxIF
Interrupt
Flag
SSPxSR to
SSPxBUF
Write Collision
detection active
DS41414A-page 244
Preliminary
2010 Microchip Technology Inc.
MICROCHIP [ MICROCHIP ]
