PIC16F872 Datasheet, PDF (137/160 Pages) Microchip Technology – 28-Pin, 8-Bit CMOS FLASH Microcontroller

FIGURE 14-10: SPI MASTER MODE TIMING (CKE = 0, SMP = 0)
PIC16F872
SS
70
SCK
(CKP = 0)
71
72
78
SCK
(CKP = 1)
SDO
80
MSb
79
BIT6 - - - - - -1
75, 76
SDI
MSb IN
BIT6 - - - -1
74
73
Note: Refer to Figure 14-3 for load conditions.
79
78
LSb
LSb IN
FIGURE 14-11: SPI MASTER MODE TIMING (CKE = 1, SMP = 1)
SS
SCK
(CKP = 0)
SCK
(CKP = 1)
81
71
72
73
80
SDO
SDI
MSb
BIT6 - - - - - -1
75, 76
MSb IN
BIT6 - - - -1
74
Note: Refer to Figure 14-3 for load conditions.
79
78
LSb
LSb IN
© 1999 Microchip Technology Inc.
Preliminary
DS30221A-page 137