PIC18F67J11-IPT Datasheet, PDF (419/448 Pages) Microchip Technology – 64/80-Pin High-Performance, 1-Mbit Flash Microcontrollers with nanoWatt Technology

PIC18F87J11 FAMILY
FIGURE 27-19: MSSP I²C™ BUS START/STOP BITS TIMING WAVEFORMS
SCLx
SDAx
91
90
Start
Condition
Note: Refer to Figure 27-3 for load conditions.
93
92
Stop
Condition
TABLE 27-25: 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) —
Setup Time
400 kHz mode 2(TOSC)(BRG + 1) —
1 MHz mode⁽¹⁾ 2(TOSC)(BRG + 1)
—
91
THD:STA Start Condition
100 kHz mode 2(TOSC)(BRG + 1) —
Hold Time
400 kHz mode 2(TOSC)(BRG + 1) —
1 MHz mode⁽¹⁾ 2(TOSC)(BRG + 1)
—
92
TSU:STO Stop Condition
100 kHz mode 2(TOSC)(BRG + 1) —
Setup Time
400 kHz mode 2(TOSC)(BRG + 1) —
1 MHz mode⁽¹⁾ 2(TOSC)(BRG + 1)
—
93
THD:STO Stop Condition
100 kHz mode 2(TOSC)(BRG + 1) —
Hold Time
400 kHz mode 2(TOSC)(BRG + 1) —
1 MHz mode⁽¹⁾ 2(TOSC)(BRG + 1)
—
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 27-20: MSSP I²C™ BUS DATA TIMING
SCLx
SDAx
In
SDAx
Out
103
90
91
109
100
101
106
107
109
Note: Refer to Figure 27-3 for load conditions.
102
92
110
© 2009 Microchip Technology Inc.
DS39778D-page 419