PIC18F4539 Datasheet, PDF (284/322 Pages) Microchip Technology – Enhanced FLASH Microcontrollers with Single Phase Induction Motor Control Kernel

PIC18FXX39
FIGURE 23-18: MASTER SSP I²C BUS START/STOP BITS TIMING WAVEFORMS
SCL
SDA
91
90
93
92
START
Condition
Note: Refer to Figure 23-4 for load conditions.
STOP
Condition
TABLE 23-17: MASTER SSP I²C BUS START/STOP BITS REQUIREMENTS
Param.
No.
Symbol
Characteristic
Min
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.
Max Units
Conditions
—
ns Only relevant for
—
Repeated START
—
condition
—
ns After this period, the
—
first clock pulse is
—
generated
—
ns
—
—
—
ns
—
—
FIGURE 23-19:
SCL
SDA
In
SDA
Out
MASTER SSP I²C BUS DATA TIMING
103
100
101
90
91
106
107
109
109
Note: Refer to Figure 23-4 for load conditions.
102
92
110
DS30485A-page 282
Preliminary
 2002 Microchip Technology Inc.