PIC18F2420 MICROCHIP [Microchip Technology], PIC18F2420 Datasheet - Page 357

• Manufacturer Part Number: PIC18F2420
• Description: 28/40/44-Pin Enhanced Flash Microcontrollers with 10-Bit A/D and nanoWatt Technology
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 26-18:
TABLE 26-20: MASTER SSP I
FIGURE 26-19:
 2004 Microchip Technology Inc.
90
91
92
93
Note 1: Maximum pin capacitance = 10 pF for all I
Param.
No.
SCL
SDA
Note:
T
T
T
T
Symbol
SU
SU
HD
HD
Refer to Figure 26-4 for load conditions.
:
:
:
:
STA
STO
SDA
Out
Note:
STA
STO
SDA
In
SCL
Start Condition
Setup Time
Start Condition
Hold Time
Stop Condition
Setup Time
Stop Condition
Hold Time
Refer to Figure 26-4 for load conditions.
90
MASTER SSP I
MASTER SSP I
Condition
Start
90
103
Characteristic
91
91
2
109
C BUS START/STOP BITS REQUIREMENTS
2
100 kHz mode
400 kHz mode
1 MHz mode
100 kHz mode
400 kHz mode
1 MHz mode
100 kHz mode
400 kHz mode
1 MHz mode
100 kHz mode
400 kHz mode
2
1 MHz mode
C BUS START/STOP BITS TIMING WAVEFORMS
C BUS DATA TIMING
PIC18F2420/2520/4420/4520
100
Preliminary
106
2
(1)
(1)
(1)
C pins.
(1)
2(T
2(T
2(T
2(T
2(T
2(T
2(T
2(T
2(T
2(T
2(T
2(T
101
109
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
Min
)(BRG + 1)
)(BRG + 1)
)(BRG + 1)
)(BRG + 1)
)(BRG + 1)
)(BRG + 1)
)(BRG + 1)
)(BRG + 1)
)(BRG + 1)
)(BRG + 1)
)(BRG + 1)
)(BRG + 1)
107
Max
—
—
—
—
—
—
—
—
—
—
—
—
92
92
Units
Condition
ns
ns
ns
ns
102
Stop
110
Only relevant for
Repeated Start
condition
After this period, the
first clock pulse is
generated
93
DS39631A-page 355
Conditions