PIC18F25K80 MICROCHIP [Microchip Technology], PIC18F25K80 Datasheet - Page 581

• Manufacturer Part Number: PIC18F25K80
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 31-14:
TABLE 31-18: EXAMPLE SPI SLAVE MODE REQUIREMENTS (CKE = 1)
 2011 Microchip Technology Inc.
Param
70
70A
71
71A
72
72A
73A
74
75
76
77
78
79
80
82
83
Note 1:
No.
SSx
SCKx
(CKPx = 0 )
SCKx
(CKPx = 1 )
SDOx
SDIx
2:
Note:
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
SS
SS
SS
SC
SC
SC
SC
SS
SC
SC
SC
SC
SS
SC
SC
Symbol
B
DO
DO
2
Requires the use of Parameter #73A.
Only if Parameter #71A and #72A are used.
L2
L2
L2
L2WB SSx to write to SSPBUF
H2
H2
L2
H2
L2
H
L
H2
L2
R
F
B
R
F
DO
DO
SS
SC
SC
DI
DO
SS
Refer to
DI
DO
L
L,
H
V SDOx Data Output Valid after SSx  Edge
H,
L
V
H,
V,
Z SSx  to SDOx Output High-Impedance
SSx  to SCKx  or SCKx  Input
SCKx Input High Time
(Slave mode)
SCKx Input Low Time
(Slave mode)
Last Clock Edge of Byte 1 to the First Clock Edge of Byte 2 1.5 T
Hold Time of SDIx Data Input to SCKx Edge
SDOx Data Output Rise Time
SDOx Data Output Fall Time
SCKx Output Rise Time (Master mode)
SCKx Output Fall Time (Master mode)
SDOx Data Output Valid after SCKx Edge
SSx  after SCKx Edge
82
Figure 31-3
EXAMPLE SPI SLAVE MODE TIMING (CKE = 1)
70
MSb In
MSb
74
71
for load conditions.
75, 76
Characteristic
72
bit 6 - - - - - - 1
bit 6 - - - - 1
Preliminary
Continuous
Single Byte
Continuous
Single Byte
PIC18F66K80 FAMILY
80
LSb In
LSb
1.25 T
1.25 T
1.5 T
3 T
3 T
Min
CY
CY
40
40
40
—
10
—
—
—
—
—
CY
CY
CY
CY
83
+ 40
+ 40
+ 30
+ 30
77
Max Units Conditions
25
25
50
25
25
50
50
—
—
—
—
—
—
—
—
—
DS39977C-page 581
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
(Note 1)
(Note 1)
(Note 2)