Datasheet

PIC24F04KA201 FAMILY
DS39937B-page 126 Preliminary © 2009 Microchip Technology Inc.
FIGURE 16-1: I
2
C™ BLOCK DIAGRAM
I2C1RCV
Internal
Data Bus
SCL1
SDA1
Shift
Match Detect
I2C1ADD
Start and Stop
Bit Detect
Clock
Address Match
Clock
Stretching
I2C1TRN
LSB
Shift Clock
BRG Down Counter
Reload
Control
TCY/2
Start and Stop
Bit Generation
Acknowledge
Generation
Collision
Detect
I2C1CON
I2C1STAT
Control Logic
Read
LSB
Write
Read
I2C1BRG
I2C1RSR
Write
Read
Write
Read
Write
Read
Write
Read
Write
Read
I2C1MSK