PIC18F23K20-E/MLQTP MICROCHIP [Microchip Technology], PIC18F23K20-E/MLQTP Datasheet - Page 224

• Manufacturer Part Number: PIC18F23K20-E/MLQTP
• Description: 28/40/44-Pin Flash Microcontrollers with 10-Bit A/D and nanoWatt Technology
• Manufacturer: MICROCHIP [Microchip Technology]

PIC18F2XK20/4XK20
FIGURE 17-27:
FIGURE 17-28:
DS41303B-page 222
SDA
SCL
SEN
BCLIF
S
SSPIF
S
BCLIF
SSPIF
SDA
SCL
SEN
BUS COLLISION DURING START CONDITION (SCL = 0)
BRG RESET DUE TO SDA ARBITRATION DURING START CONDITION
‘0’
‘0’
SDA pulled low by other master.
Reset BRG and assert SDA.
SCL = 0 before BRG time-out,
bus collision occurs. Set BCLIF.
Set SEN, enable Start
sequence if SDA = 1, SCL = 1
Less than T
BRG
SDA = 0, SCL = 1
Advance Information
SDA = 0, SCL = 1
SDA = 0, SCL = 1,
set SSPIF
T
Set SEN, enable START
sequence if SDA = 1, SCL = 1
BRG
S
Set S
T
BRG
T
BRG
Set SSPIF
SCL = 0 before SDA = 0,
bus collision occurs. Set BCLIF.
SCL pulled low after BRG
time-out
Interrupt cleared
by software
Interrupts cleared
by software
© 2007 Microchip Technology Inc.
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