Microchip Technology IC PIC MCU PIC18F65J15-I/PT TQFP-64 MCP PIC18F65J15-I/PT Data Sheet
Product codes
PIC18F65J15-I/PT
© 2009 Microchip Technology Inc.
DS39663F-page 231
PIC18F87J10 FAMILY
FIGURE 19-24:
I
2
C™ MASTER MODE WAVEFORM (RECEPTION, 7-BIT ADDRESSING)
P
9
8
7
6
5
D0
D1
D2
D3
D4
D5
D6
D7
S
A7
A6
A5
A4
A3
A2
A1
SDA
SCL
1
234
5
6
78
9
1
234
5
6
7
8
9
12
3
4
B
u
s m
a
ster
ter
m
inat
es
tra
n
sfer
ACK
Re
ce
ivin
g
D
at
a
fr
om
Sla
ve
Re
ce
iv
in
g
Da
ta
fr
o
m
Sla
ve
D0
D1
D2
D3
D4
D5
D6
D7
ACK
R/W
=
1
T
ra
n
sm
it A
d
dr
ess to
S
lave
SSPI
F
BF
AC
K
is
not
sent
W
rite
to S
S
P
C
ON2<
0>
(
S
E
N
=
1
),
W
rit
e t
o
SS
PBUF
o
cc
u
rs
h
er
e
,
ACK f
ro
m
S
la
ve
Maste
r conf
ig
ured
as a r
e
cei
ver
by pr
ogra
mmi
ng
S
S
P
C
ON
2<
3>
(R
C
E
N
=
1
)
PE
N b
it =
1
wr
itte
n
h
e
re
Da
ta
sh
ift
e
d
in
o
n fa
llin
g
e
d
g
e
o
f CL
K
C
lear
ed i
n
s
o
ftw
a
re
st
ar
t X
M
IT
SEN =
0
SSPO
V
SD
A =
0
, S
C
L =
1
wh
ile
CPU
AC
K
Cle
a
re
d
in
so
ftwa
re
Cle
a
re
d
in
so
ftwa
re
S
e
t S
S
P
IF
in
te
rr
up
t
at end
of r
e
cei
ve
Se
t P b
it
(S
SPS
TA
T
<
4
>
)
a
nd
SS
PI
F
A
C
K
fr
om M
a
ster
,
S
e
t S
S
P
IF
at e
n
d
Se
t S
SPI
F
in
te
rr
up
t
at
end
of A
cknow
le
dg
e
se
quen
ce
Se
t SS
PI
F in
te
rr
u
p
t
at en
d of A
ckno
w
le
dge
seque
nce
of r
e
ceive
S
e
t A
C
K
E
N
, sta
rt A
cknow
le
dge seq
uence,
SDA =
A
C
KDT
=
1
R
C
E
N
clear
e
d
autom
ati
cal
ly
RCEN =
1
, st
ar
t
ne
xt r
eceive
W
rit
e
to
SS
PCO
N
2
<
4
>
to st
ar
t A
cknowledg
e sequ
ence,
SDA
= ACKD
T (
SSP
CO
N2
<
5>
) =
0
RC
E
N
clea
re
d
autom
a
tically
ACKEN
be
gi
n S
tar
t condi
tio
n
C
lear
ed i
n
so
ftw
are
SD
A
=
AC
K
D
T
=
0
La
st bit is sh
ifte
d into S
S
P
S
R
an
d
co
ntent
s ar
e un
lo
aded
in
to S
S
P
B
U
F
Cle
ar
e
d
in
so
ftwa
re
S
SPO
V is
s
e
t b
ec
a
u
se
S
SPB
UF
is still fu
ll
re
sp
o
n
d
s t
o
SS
PI
F