PIC18F44J50-I Datasheet, PDF (526/562 Pages) Microchip Technology – 28/44-Pin, Low-Power, High-Performance USB Microcontrollers

PIC18F46J50 FAMILY
FIGURE 30-19: MSSPx I²C™ BUS START/STOP BITS TIMING WAVEFORMS
SCLx
SDAx
91
90
93
92
Start
Condition
Note: Refer to Figure 30-4 for load conditions.
Stop
Condition
TABLE 30-27: MSSPx 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) —
91
THD:STA Start Condition 100 kHz mode 2(TOSC)(BRG + 1)
—
Hold Time
400 kHz mode 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) —
93
THD:STO Stop Condition 100 kHz mode 2(TOSC)(BRG + 1) —
Hold Time
400 kHz mode 2(TOSC)(BRG + 1) —
Units
Conditions
ns Only relevant for
Repeated Start condition
ns After this period, the first
clock pulse is generated
ns
ns
FIGURE 30-20: MSSPx I²C™ BUS DATA TIMING
SCLx
SDAx
In
SDAx
Out
103
90
91
109
100
101
106
107
109
Note: Refer to Figure 30-4 for load conditions.
102
92
110
DS39931D-page 526
 2011 Microchip Technology Inc.