PIC16F72 Datasheet, PDF (49/136 Pages) Microchip Technology – 28-Pin, 8-Bit CMOS FLASH MCU with A/D Converter

PIC16F72
FIGURE 9-2:
SCK (CKP = 0,
CKE = 0)
SCK (CKP = 0,
CKE = 1)
SCK (CKP = 1,
CKE = 0)
SCK (CKP = 1,
CKE = 1)
SPI MODE TIMING, MASTER MODE
SDO
SDI (SMP = 0)
SDI (SMP = 1)
SSPIF
bit7
bit6
bit5
bit4
bit3
bit2
bit1
bit0
bit7
bit7
bit0
bit0
FIGURE 9-3:
SS (optional)
SPI MODE TIMING (SLAVE MODE WITH CKE = 0)
SCK (CKP = 0)
SCK (CKP = 1)
SDO
bit7
bit6
bit5
bit4
bit3
bit2
bit1
bit0
SDI (SMP = 0)
bit7
bit0
SSPIF
FIGURE 9-4:
SS
SPI MODE TIMING (SLAVE MODE WITH CKE = 1)
SCK (CKP = 0)
SCK (CKP = 1)
SDO
SDI (SMP = 0)
SSPIF
bit7
bit6
bit5
bit4
bit3
bit2
bit1
bit0
bit7
bit0
 2002 Microchip Technology Inc.
DS39597B-page 47