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| PIC16LF1454 Datasheet, PDF (211/418 Pages) Microchip Technology – 14/20-Pin Flash, 8-Bit USB Microcontrollers with XLP Technology | |||
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FIGURE 22-7:
SPI DAISY-CHAIN CONNECTION
SPI Master
SCK
SDO
SDI
General I/O
PIC16(L)F1454/5/9
SCK
SDI
SDO
SS
SPI Slave
#1
SCK
SDI
SDO
SS
SPI Slave
#2
SCK
SDI
SDO
SS
SPI Slave
#3
FIGURE 22-8:
SS
SCK
(CKP = 0
CKE = 0)
SCK
(CKP = 1
CKE = 0)
Write to
SSPBUF
SSPBUF to
SSPSR
SLAVE SELECT SYNCHRONOUS WAVEFORM
Shift register SSPSR
and bit count are reset
SDO
SDI
Input
Sample
SSPIF
Interrupt
Flag
SSPSR to
SSPBUF
bit 7
bit 6
bit 7
bit 7 bit 6
bit 7
bit 0
bit 0
ï£ 2012 Microchip Technology Inc.
Preliminary
DS41639A-page 211
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