PIC18F2682-I/PT MICROCHIP [Microchip Technology], PIC18F2682-I/PT Datasheet - Page 447

• Manufacturer Part Number: PIC18F2682-I/PT
• Description: 28/40/44-Pin Enhanced Flash Microcontrollers with ECAN Technology, 10-Bit A/D and nanoWatt Technology
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 27-15:
TABLE 27-17: EXAMPLE SPI SLAVE MODE REQUIREMENTS (CKE = 1)
© 2007 Microchip Technology Inc.
70
71
71A
72
72A
73A
74
75
76
77
80
82
83
Note 1:
Param
No.
Note:
(CKP = 0)
(CKP = 1)
SDI
SS
SCK
SCK
SDO
2:
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
SS
SS
SC
SC
SC
SC
SS
SC
SC
SS
SC
SC
Symbol
B
DO
DO
2
Requires the use of parameter 73A.
Only if parameter 71A and 72A are used.
Refer to Figure 27-4 for load conditions.
H2
H2
L2
L2
H2
L2
L2
L2
H
L
H2
L2
B
R
F
DO
SC
SC
DO
SS
DI
DO
DO
SS
DI
L
L,
H
V SDO Data Output Valid after SS ↓
H,
L
V
H,
Z SS↑ to SDO Output High-Impedance
V,
SS ↓ to SCK ↓ or SCK ↑ Input
SCK Input High Time
SCK Input Low Time
Last Clock Edge of Byte 1 to the fIrst Clock Edge of Byte 2 1.5 T
Hold Time of SDI Data Input to SCK Edge
SDO Data Output Rise Time
SDO Data Output Fall Time
SDO Data Output Valid after SCK
Edge
Edge
SS ↑ after SCK Edge
82
EXAMPLE SPI SLAVE MODE TIMING (CKE = 1)
70
MSb In
MSb
74
71
75, 76
Characteristic
72
PIC18F2682/2685/4682/4685
bit 6 - - - - - -1
bit 6 - - - -1
Preliminary
Continuous
Single Byte
Continuous
Single Byte
PIC18FXXXX
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
80
LSb In
LSb
1.25 T
1.25 T
1.5 T
Min
T
100
CY
CY
40
40
10
—
—
—
—
—
—
—
CY
CY
CY
83
+ 40
+ 40
+ 30
+ 30
77
Max Units Conditions
100
100
25
45
25
50
50
50
—
—
—
—
—
—
—
—
DS39761B-page 445
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
(Note 1)
(Note 1)
(Note 2)
V
V
V
DD
DD
DD
= 2.0V
= 2.0V
= 2.0V