Datasheet

 2010 Microchip Technology Inc. DS39616D-page 357
PIC18F2331/2431/4331/4431
FIGURE 26-15: I
2
C™ BUS START/STOP BITS TIMING
TABLE 26-15: I
2
C™ BUS START/STOP BITS REQUIREMENTS (SLAVE MODE)
FIGURE 26-16: I
2
C™ BUS DATA TIMING
Param.
No.
Symbol Characteristic Min Max Units Conditions
90 T
SU:STA Start Condition 100 kHz mode 4700 — ns Only relevant for repeated
Start condition
Setup Time 400 kHz mode 600 —
91 T
HD:STA Start Condition 100 kHz mode 4000 — ns After this period, the first
clock pulse is generated
Hold Time 400 kHz mode 600 —
92 TSU:STO Stop Condition 100 kHz mode 4000 — ns
Setup Time 400 kHz mode 600 —
93 T
HD:STO Stop Condition 100 kHz mode 4700 — ns
Hold Time 400 kHz mode 600 —
91
92
93
SCL
SDA
Start
Condition
Stop
Condition
90
90
91 92
100
101
103
106
107
109
109
110
102
SCL
SDA
In
SDA
Out