Datasheet

Table Of Contents
PIC18F2525/2620/4525/4620
DS39626E-page 176 © 2008 Microchip Technology Inc.
FIGURE 17-8: I
2
C™ SLAVE MODE TIMING WITH SEN = 0 (RECEPTION, 7-BIT ADDRESS)
SDA
SCL
SSPIF (PIR1<3>)
BF (SSPSTAT<0>)
SSPOV (SSPCON1<6>)
S
1 234 56789 1 2 345 67 89 1 2345 7 89
P
A7 A6 A5 A4 A3 A2 A1 D7 D6 D5 D4 D3 D2 D1 D0 D7 D6 D5 D4 D3 D1 D0
ACK
Receiving Data
ACK
Receiving Data
R/W
= 0
ACK
Receiving Address
Cleared in software
SSPBUF is read
Bus master
terminates
transfer
SSPOV is set
because SSPBUF is
still full. ACK is not sent.
D2
6
CKP
(CKP does not reset to ‘0’ when SEN = 0)