PIC12F1822 MICROCHIP [Microchip Technology], PIC12F1822 Datasheet - Page 267

• Manufacturer Part Number: PIC12F1822
• Description: 8/14-Pin Flash Microcontrollers with nanoWatt XLP Technology
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 24-32:
 2010 Microchip Technology Inc.
SDA
SCL
BCL1IF
BUS COLLISION TIMING FOR TRANSMIT AND ACKNOWLEDGE
Data changes
while SCL = 0
PIC12F/LF1822/16F/LF1823
Preliminary
SDA released
by master
SDA line pulled low
by another source
Sample SDA. While SCL is high,
data doesn’t match what is driven
by the master.
Bus collision has occurred.
Set bus collision
interrupt (BCL1IF)
DS41413A-page 267