Datasheet

PIC16F87XA
DS39582C-page 86  2001-2013 Microchip Technology Inc.
FIGURE 9-8: I
2
C SLAVE MODE TIMING WITH SEN = 0 (RECEPTION, 7-BIT ADDRESS)
SDA SCL SSPIF BF (SSPSTAT<0>) SSPOV (SSPCON<6>)
S
1 234 56 7 891 2345 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
(PIR1<3>)
CKP
(CKP does not reset to ‘0’ when SEN = 0)