PIC18F258 MICROCHIP [Microchip Technology], PIC18F258 Datasheet - Page 348

• Manufacturer Part Number: PIC18F258
• Description: High Performance, 28/40-Pin Enhanced FLASH Microcontrollers with CAN
• Manufacturer: MICROCHIP [Microchip Technology]

PIC18FXX8
FIGURE 27-15:
TABLE 27-16: EXAMPLE SPI SLAVE MODE REQUIREMENTS (CKE = 1)
DS41159B-page 346
Param
70
71
71A
72
72A
73A
74
75
76
77
78
79
80
82
83
Note 1: Requires the use of parameter # 73A.
Note: Refer to Figure 27-4 for load conditions.
No.
(CKP = 0)
(CKP = 1)
SDI
SCK
SDO
SS
SCK
2: Only if parameter #’s 71A and 72A are used.
TssL2scH,
TssL2scL
TscH
TscL
T
TscH2diL,
TscL2diL
TdoR
TdoF
TssH2doZ
TscR
TscF
TscH2doV,
TscL2doV
TssL2doV
TscH2ssH,
TscL2ssH
B
Symbol
2
B
SS to SCK or SCK input
SCK input high time
(Slave mode)
SCK input low time
(Slave mode)
Last clock edge of Byte1 to the 1st clock edge of Byte2
Hold time of SDI data input to SCK edge
SDO data output rise time
SDO data output fall time
SS to SDO output hi-impedance
SCK output rise time
(Master mode)
SCK output fall time (Master mode)
SDO data output valid after SCK
edge
SDO data output valid after SS
edge
SS
82
EXAMPLE SPI SLAVE MODE TIMING (CKE = 1)
70
after SCK edge
MSb In
MSb
74
71
75, 76
Characteristic
72
Bit6 - - - - - -1
Bit6 - - - -1
Preliminary
Continuous
Single Byte
Continuous
Single Byte
PIC18FXX8
PIC18LFXX8
PIC18FXX8
PIC18LFXX8
PIC18FXX8
PIC18LFXX8
PIC18FXX8
PIC18LFXX8
80
LSb
LSb In
1.25 T
1.25 T
1.5 T
1.5 T
Min
100
T
CY
CY
40
40
10
—
—
—
—
—
—
—
—
—
—
CY
CY
CY
83
+ 40
+ 40
+ 30
+ 30
2002 Microchip Technology Inc.
77
Max Units Conditions
100
100
25
45
25
50
25
45
25
50
50
—
—
—
—
—
—
—
—
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
(Note 1)
(Note 1)
(Note 2)