2010-2012 Microchip Technology Inc. DS41412F-page 213
PIC18(L)F2X/4XK22
FIGURE 15-3: MSSPx BLOCK DIAGRAM (I
2
C™ SLAVE MODE)
Read Write
SSPxSR Reg
Match Detect
SSPxADD Reg
Start and
Stop bit Detect
SSPxBUF Reg
Internal
Data Bus
Addr Match
Set, Reset
S, P bits
(SSPxSTAT Reg)
SCLx
SDAx
Shift
Clock
MSb
LSb
SSPxMSK Reg
