Microchip Technology DM183021 Data Sheet
PIC18F2331/2431/4331/4431
DS39616D-page 210
2010 Microchip Technology Inc.
FIGURE 19-2:
SPI MODE TIMING, MASTER MODE
FIGURE 19-3:
SPI MODE TIMING (SLAVE MODE WITH CKE = 0)
SCK (CKP = 0,
SDI (SMP = 0)
SSPIF
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
SDI (SMP = 1)
SCK (CKP = 0,
SCK (CKP = 1,
SCK (CKP = 1,
SDO
bit 7
bit 7
bit 0
bit 0
CKE = 0)
CKE = 1)
CKE = 0)
CKE = 1)
SCK (CKP = 0)
SDI (SMP = 0)
SSPIF
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
SCK (CKP = 1)
SDO
bit 7
bit 0
SS (optional)