70592C Datasheet, PDF (168/314 Pages) Microchip Technology – High-Performance, 16-bit Microcontrollers

PIC24HJXXXGPX06A/X08A/X10A
FIGURE 17-1:
I²C™ BLOCK DIAGRAM (X = 1 OR 2)
SCLx
SDAx
I2CxRCV
Shift
Clock
I2CxRSR
LSB
Address Match
Match Detect
I2CxADD
Start and Stop
Bit Detect
Start and Stop
Bit Generation
Collision
Detect
Acknowledge
Generation
Clock
Stretching
I2CxTRN
LSB
Shift Clock
Reload
Control
BRG Down Counter
TCY/2
Internal
Data Bus
Read
I2CxMSK
Write
Write
Read
Read
I2CxSTAT
I2CxCON
Write
Read
Write
Read
Write
Read
I2CxBRG
Write
Read
DS70592C-page 168
© 2011 Microchip Technology Inc.