PIC18F66K22T-IPT 데이터 시트보기 (PDF) - Microchip Technology

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PIC18F66K22T-IPT

64/80-Pin, High-Performance, 1-Mbit Enhanced Flash Microcontrollers with 12-Bit A/D and nanoWatt XLP Technology

Microchip Technology 

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) —

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 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

 2011 Microchip Technology Inc.

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