PIC18C242 MICROCHIP [Microchip Technology], PIC18C242 Datasheet - Page 263

• Manufacturer Part Number: PIC18C242
• Description: High-Performance Microcontrollers with 10-Bit A/D
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 21-15: EXAMPLE SPI SLAVE MODE TIMING (CKE = 1)
TABLE 21-14: EXAMPLE SPI SLAVE MODE REQUIREMENTS (CKE = 1)
70
71
71A
72
72A
73A
74
75
76
77
78
79
80
82
83
Note 1: Requires the use of Parameter # 73A.
Parm.
No.
7/99 Microchip Technology Inc.
SCK
(CKP = 0)
(CKP = 1)
SDO
SDI
SDI
SS
SCK
2: Only if Parameter #s 71A and 72A are used.
Note: Refer to Figure 21-4 for load conditions.
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
70
after SCK edge
MSb IN
MSb
74
71
75, 76
Characteristic
72
BIT6 - - - - - -1
BIT6 - - - -1
Preliminary
Continuous
Single Byte
Continuous
Single Byte
PIC18CXXX
PIC18LCXXX
PIC18CXXX
PIC18LCXXX
PIC18CXXX
PIC18LCXXX
PIC18CXXX
PIC18LCXXX
80
LSb
LSb IN
1.25T
1.25T
1.5T
1.5T
Min
T
100
CY
CY
40
40
10
—
—
—
—
—
—
—
—
—
CY
CY
83
CY
+ 40
+ 40
+ 30
+ 30
PIC18CXX2
77
Max Units Conditions
100
100
—
25
45
25
50
25
45
25
50
50
—
—
—
—
—
—
—
DS39026B-page 263
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