Datasheet

PIC16(L)F1847
DS40001453E-page 240  2011-2013 Microchip Technology Inc.
FIGURE 25-9: SPI MODE WAVEFORM (SLAVE MODE WITH CKE = 0)
FIGURE 25-10: SPI MODE WAVEFORM (SLAVE MODE WITH CKE = 1)
SCKx
(CKP =
1
SCKx
(CKP =
0
Input
Sample
SDIx
bit 7
SDOx bit 7
bit 6
bit 5 bit 4
bit 3
bit 2
bit 1 bit 0
SSPxIF
Interrupt
CKE =
0)
CKE =
0)
Write to
SSPxBUF
SSPxSR to
SSPxBUF
SSx
Flag
Optional
bit 0
detection active
Write Collision
Valid
SCKx
(CKP =
1
SCKx
(CKP =
0
Input
Sample
SDIx
bit 7
bit 0
SDOx bit 7
bit 6
bit 5 bit 4
bit 3 bit 2
bit 1 bit 0
SSPxIF
Interrupt
CKE =
1)
CKE =
1)
Write to
SSPxBUF
SSPxSR to
SSPxBUF
SSx
Flag
Not Optional
Write Collision
detection active
Valid