PIC18F66K22-I Datasheet, PDF (516/550 Pages) Microchip Technology – PIC18F87K22 Family Data Sheet

PIC18F87K22 FAMILY
FIGURE 31-16: EXAMPLE SPI SLAVE MODE TIMING (CKE = 0)
SSx
70
SCKx
(CKPx = 0)
71
72
78
SCKx
(CKP = 1)
80
79
SDOx
MSb
bit 6 - - - - - - 1
SDIx
Note:
75, 76
MSb In
74
73
bit 6 - - - - 1
Refer to Figure 31-3 for load conditions.
83
79
78
LSb
77
LSb In
TABLE 31-19: EXAMPLE SPI MODE REQUIREMENTS (SLAVE MODE TIMING, CKE = 0)
Param
No.
Symbol
Characteristic
Min
Max Units Conditions
70
TSSL2SCH, SSx  to SCKx  or SCKx  Input
TSSL2SCL
3 TCY
—
70A TSSL2WB SSx to Write to SSPBUF
3 TCY
—
71
TSCH
71A
SCKx Input High Time
(Slave mode)
Continuous
Single Byte
1.25 TCY + 30 —
40
—
72
TSCL
72A
SCKx Input Low Time
(Slave mode)
Continuous
Single Byte
1.25 TCY + 30 —
40
—
73
TDIV2SCH, Setup Time of SDIx Data Input to SCKx Edge
TDIV2SCL
20
—
73A TB2B
Last Clock Edge of Byte 1 to the First Clock Edge of Byte 2 1.5 TCY + 40 —
74
TSCH2DIL, Hold Time of SDIx Data Input to SCKx Edge
TSCL2DIL
40
—
75
TDOR
SDOx Data Output Rise Time
—
25
76
TDOF
SDOx Data Output Fall Time
—
25
77
TSSH2DOZ SSx  to SDOx Output High-Impedance
10
50
78
TSCR
SCKx Output Rise Time (Master mode)
—
25
79
TSCF
SCKx Output Fall Time (Master mode)
—
25
80
TSCH2DOV, SDOx Data Output Valid after SCKx Edge
TSCL2DOV
—
50
83
TSCH2SSH, SSx  after SCKx Edge
TSCL2SSH
1.5 TCY + 40 —
Note 1: Requires the use of Parameter #73A.
2: Only if Parameter #71A and #72A are used.
ns
ns
ns
ns (Note 1)
ns
ns (Note 1)
ns
ns (Note 2)
ns
ns
ns
ns
ns
ns
ns
ns
DS39960D-page 516
 2011 Microchip Technology Inc.