Microchip Technology Microstick for the 3V PIC24F K-series DM240013-1 DM240013-1 Data Sheet

Product codes

DM240013-1

 2011 Microchip Technology Inc.

DS31037B-page 137

PIC24F16KL402 FAMILY

FIGURE 17-3:

MSSP BLOCK DIAGRAM (I

C™ MODE)

FIGURE 17-4:

MSSP BLOCK DIAGRAM (I

C™ MASTER MODE)

SSPxSR

Match Detect

SSPxADD

SSPxBUF

Internal Data Bus

Address Match

Set/Reset S, P bits

Shift

Clock

MSb

LSb

Note:

Only port I/O names are shown in this diagram. Refer to the text for a full list of multiplexed functions.

SCLx

SDAx

Start and

Stop bit Detect

Address Mask

Read

Write

Start bit, Stop bit,

Internal Data Bus

Set/Reset S, P (SSPxSTAT), WCOL

Shift

Clock

MSb

LSb

SDAx

Acknowledge

Generate

Stop bit Detect

Write Collision Detect

Clock Arbitration

State Counter for

end of XMIT/RCV

SCLx

SCLx In

Bus Collision

SDAx In

RCV Enable

Clock Cntl

Clock Arbitrate/WCOL Detect
(hold off clock source)

SSPxADD<6:0>

Baud

Set SSPxIF, BCLxIF
Reset ACKSTAT, PEN

Rate

Generator

SSPM<3:0>

Start bit Detect

SSPxSR

SSPxBUF

Read

Write