Microchip Technology MA160014 Data Sheet
2010-2012 Microchip Technology Inc.
DS41412F-page 229
PIC18(L)F2X/4XK22
FIGURE 15-15:
I
2
C SLAVE, 7-BIT ADDRESS, RECEPTION (SEN = 1, AHEN = 0, DHEN = 0)
S
E
N
SEN
A7
A6
A5
A4
A3
A2
A1
D7
D6
D5
D4
D3
D2
D1
D0
D7
D6
D5
D4
D3
D2
D1
D0
SDAx
SC
L
x
12
3
4
5
6
7
8
9
1
2
3
4
56
78
9
12
3
4
5
6
7
8
9
P
SSPx
IF
s
e
t o
n
9
th
S
C
Lx i
s
not
hel
d
CKP
is wr
itt
e
n
to
1
in
s
o
ft
wa
re
,
CKP
is
wr
itt
e
n
to
‘
1
’ in
so
ftwa
re
,
ACK
lo
w b
e
ca
u
s
e
fa
lli
n
g
edg
e
of S
C
Lx
rel
e
asi
n
g S
C
Lx
ACK
is n
o
t s
ent.
B
u
s M
a
ste
r s
end
s
CKP
SSPx
O
V
BF
SSPx
IF
S
S
P
x
O
V
set
bec
ause
SS
PxBUF
is st
ill
fu
ll.
Cle
a
re
d
b
y
so
ft
wa
re
F
irst b
y
te
of
data i
s
a
v
a
ila
b
le
in
SSP
x
B
UF
ACK
=
1
C
lear
ed
by s
o
ft
w
a
re
SSPx
BUF
is
r
e
a
d
Clo
ck is h
e
ld
lo
w u
n
til CKP is se
t to
‘
1
’
re
le
a
s
ing S
C
Lx
S
to
p
co
n
d
itio
n
S
ACK
ACK
Re
ce
iv
e
Ad
d
re
s
s
R
e
c
e
iv
e
Da
ta
Re
c
e
ive
Da
ta
R/W=
0