PIC18F2220 MICROCHIP [Microchip Technology], PIC18F2220 Datasheet - Page 335

• Manufacturer Part Number: PIC18F2220
• Description: 28/40/44-Pin High-Performance, Enhanced Flash Microcontrollers with 10-Bit A/D and nanoWatt Technology
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 26-14:
TABLE 26-15: EXAMPLE SPI MODE REQUIREMENTS (MASTER MODE, CKE = 1)
 2003 Microchip Technology Inc.
71
71A
72
72A
73
73A
74
75
76
78
79
80
81
Note 1:
Param.
No.
Note:
(CKP = 0)
(CKP = 1)
SDI
SCK
SDO
SS
SCK
2:
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
SC
SC
SC
SC
SC
SC
SC
SC
DI
DI
B
DO
DO
DO
DO
Requires the use of Parameter # 73A.
Only if Parameter # 71A and # 72A are used.
Symbol
Refer to Figure 26-5 for load conditions.
2
V2
V2
H
L
H2
L2
R
F
H2
L2
B
R
F
V2
V2
SC
SC
DI
DO
DI
DO
SC
SC
L
L,
H,
L
V
V,
H,
L
EXAMPLE SPI MASTER MODE TIMING (CKE = 1)
SCK Input High Time
(Slave mode)
SCK Input Low Time
(Slave mode)
Setup Time of SDI Data Input to SCK Edge
Last Clock Edge of Byte 1 to the 1st Clock Edge
of Byte 2
Hold Time of SDI Data Input to SCK Edge
SDO Data Output Rise Time PIC18FXX20
SDO Data Output Fall Time
SCK Output Rise Time
(Master mode)
SCK Output Fall Time (Master mode)
SDO Data Output Valid after
SCK Edge
SDO Data Output Setup to SCK Edge
81
73
MSb In
MSb
74
71
Characteristic
75, 76
80
72
PIC18F2220/2320/4220/4320
bit 6 - - - - - -1
bit 6 - - - -1
Continuous
Single Byte
Continuous
Single Byte
PIC18LFXX20
PIC18FXX20
PIC18LFXX20
PIC18FXX20
PIC18LFXX20
LSb In
LSb
1.25 T
1.25 T
1.5 T
Min
100
100
T
40
40
CY
—
—
—
—
—
79
78
CY
CY
CY
+ 40
+ 30
+ 30
Max Units
100
25
45
25
25
45
25
50
—
—
—
—
—
—
—
—
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
DS39599C-page 333
(Note 1)
(Note 1)
(Note 2)
Conditions