Microchip Technology AC244045 Data Sheet
© 2009 Microchip Technology Inc.
DS41341E-page 181
PIC16F72X/PIC16LF72X
FIGURE 17-11:
I
2
C™ SLAVE MODE TIMING (RECEPTION, 10-BIT ADDRESS)
SSPI
F
BF
Re
ce
ive
D
a
ta
Byte
R/
W
R
e
c
e
iv
e
Fi
rs
t B
y
te
of
A
d
dr
es
s
C
lear
ed i
n
so
ft
w
a
re
Cle
a
re
d
in
so
ftwa
re
R
e
ce
iv
e S
e
con
d
B
y
te
of
A
d
dr
ess
C
lear
ed by
h
a
rd
w
a
re
w
hen
S
S
P
A
D
D
i
s
upd
ate
d
w
it
h l
o
w
byt
e
o
f ad
dre
s
s
UA
C
lo
ck is
h
e
ld
lo
w u
n
til
up
da
te
o
f
S
S
P
A
D
D
h
a
s
take
n p
lace
UA is s
e
t in
d
ica
ti
n
g
th
at t
he
S
S
P
A
D
D
ne
eds
to
b
e
up
da
ted
UA is s
e
t in
d
ica
ti
n
g
th
at S
S
P
A
D
D
ne
eds
to
be
up
da
ted
C
lear
ed
by h
a
rd
w
a
re
w
h
en
S
S
P
A
D
D
i
s
u
pda
ted
w
it
h
hi
gh
byte
of
add
re
ss
SSP
BUF is
wr
it
te
n
wit
h
c
o
n
te
n
ts
o
f
S
SPSR
D
u
mm
y r
ead
of
S
S
P
B
U
F
to cle
a
r B
F
f
la
g
CKP
Re
ce
ive
Da
ta
Byte
B
u
s m
a
ste
r
se
nd
s S
to
p
co
n
d
itio
n
ACK
Cle
a
re
d
in
so
ftwa
re
C
le
ar
ed i
n
softw
ar
e
SS
PO
V
SSPO
V is
s
e
t
b
e
c
a
u
s
e
S
SPBUF
is
st
ill fu
ll.
ACK
is n
o
t
sen
t.
Clo
ck is h
e
ld
lo
w u
n
til
u
pda
te
of S
S
P
A
D
D
has
ta
k
e
n
pl
ac
e
SDA
SCL
S
12
3
4
5
6
78
9
12
3
45
6
7
89
1
2
3
45
78
9
P
11
1
1
0
A9
A8
A7
A6
A5
A4
A3
A
2
A1
A0
D7
D6
D5
D4
D3
D1
D0
ACK
ACK
D2
6
ACK
1
23
4
57
8
9
D7
D6
D5
D4
D3
D1
D0
D2
6
ACK
0