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PIC18F66K22-I Datasheet, PDF (520/550 Pages) Microchip Technology – PIC18F87K22 Family Data Sheet | |||
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PIC18F87K22 FAMILY
FIGURE 31-20: MSSP I2C⢠BUS START/STOP BITS TIMING WAVEFORMS
SCLx
SDAx
91
90
93
92
Start
Condition
Note: Refer to Figure 31-3 for load conditions.
Stop
Condition
TABLE 31-23: MSSP I2C⢠BUS START/STOP BITS REQUIREMENTS
Param.
No.
Symbol
Characteristic
Min
Max
90
TSU:STA Start Condition
100 kHz mode 2(TOSC)(BRG + 1) â
Setup Time
400 kHz mode 2(TOSC)(BRG + 1) â
1 MHz mode(1) 2(TOSC)(BRG + 1)
â
91
THD:STA Start Condition
100 kHz mode 2(TOSC)(BRG + 1) â
Hold Time
400 kHz mode 2(TOSC)(BRG + 1) â
1 MHz mode(1) 2(TOSC)(BRG + 1)
â
92
TSU:STO Stop Condition
100 kHz mode 2(TOSC)(BRG + 1) â
Setup Time
400 kHz mode 2(TOSC)(BRG + 1) â
1 MHz mode(1) 2(TOSC)(BRG + 1)
â
93
THD:STO Stop Condition
100 kHz mode 2(TOSC)(BRG + 1) â
Hold Time
400 kHz mode 2(TOSC)(BRG + 1) â
1 MHz mode(1) 2(TOSC)(BRG + 1)
â
Note 1: Maximum pin capacitance = 10 pF for all I2C⢠pins.
Units
Conditions
ns Only relevant for
Repeated Start
condition
ns After this period, the
first clock pulse is
generated
ns
ns
FIGURE 31-21: MSSP I2C⢠BUS DATA TIMING
SCLx
SDAx
In
SDAx
Out
103
90
91
109
100
101
106
107
109
Note: Refer to Figure 31-3 for load conditions.
102
92
110
DS39960D-page 520
ï£ 2011 Microchip Technology Inc.
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