PIC18F2331_10 Datasheet, PDF (353/392 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High-Performance PWM and A/D

PIC18F2331/2431/4331/4431
FIGURE 26-11: EXAMPLE SPI MASTER MODE TIMING (CKE = 0)
SCK
(CKP = 0)
SCK
(CKP = 1)
SDO
SDI
78
79
80
MSb
MSb In
74
73
79
bit 6 - - - - - -1
75, 76
bit 6 - - - -1
78
LSb
LSb In
TABLE 26-11: EXAMPLE SPI MODE REQUIREMENTS (MASTER MODE, CKE = 0)
Param
No.
Symbol
73
TdiV2scH,
TdiV2scL
73A Tb2b
74
TscH2diL,
TscL2diL
75
TdoR
76
TdoF
78
TscR
79
TscF
80
TscH2doV,
TscL2doV
Characteristic
Setup Time of SDI Data Input to SCK Edge
Last Clock Edge of Byte 1 to the 1st Clock Edge
of Byte 2
Hold Time of SDI Data Input to SCK Edge
SDO Data Output Rise Time
SDO Data Output Fall Time
SCK Output Rise Time
SCK Output Fall Time
SDO Data Output Valid after
SCK Edge
PIC18FXX31
PIC18LFXX31
PIC18FXX31
PIC18LFXX31
PIC18FXX31
PIC18LFXX31
Min
20
1.5 TCY + 40
40
—
—
—
—
—
—
—
—
Max Units
— ns
— ns
— ns
25 ns
45 ns
25 ns
25 ns
45 ns
25 ns
50 ns
100 ns
Conditions
 2010 Microchip Technology Inc.
DS39616D-page 353