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T89C51CC01
Rev. D – 17-Dec-01
15.8 Data and Remote
frame
Description of the different steps for:
•Dataframe,
Remote frame, with automatic reply,
Remote frame.
u uu uu
0 1 x 0 0
u uu uu
E
N
C
H
R
T
R
R
P
L
V
T
X
O
K
R
X
O
K
0 1 x 0 0
c uc uu
0 0 x 1 0
u cc uu
0 0 x 0 1
D
A
T
A
F
R
A
M
E
Node A Node B
E
N
C
H
R
T
R
R
P
L
V
T
X
O
K
R
X
O
K
message object in reception
message object stay in reception
message object in transmission
message object stay in
transmission
u uu uu
1 1 x 0 0
c uu uc
0 1 x 1 0
u cc uu
0 0 x 0 1
R
E
M
O
T
E
F
R
A
M
E
D
A
T
A
F
R
A
M
E
u uu uu
1 1 1 0 0
u uu cc
0 1 0 0 0
c uc cu
0 0 0 1 0
E
N
C
H
R
T
R
R
P
L
V
T
X
O
K
R
X
O
K
E
N
C
H
R
T
R
R
P
L
V
T
X
O
K
R
X
O
K
(
i
m
m
e
d
i
a
t
e
)
message object in reception
message object in transmission
message object stay in transmission
message object in transmission
message object in reception
message object stay in
by CAN controller by CAN controller
reception
u uu uu
1 1 x 0 0
u uu uu
E
N
C
H
R
T
R
R
P
L
V
T
X
O
K
R
X
O
K
1 1 0 0 0
c uu uc
0 1 x 1 0
u cc uu
1 0 0 0 1
R
E
M
O
T
E
F
R
A
M
E
E
N
C
H
R
T
R
R
P
L
V
T
X
O
K
R
X
O
K
u uu uu
0 1 x 0 0
c uc uu
0 0 x 1 0
u cc uc
0 0 x 0 1
D
A
T
A
F
R
A
M
E
(
d
e
f
e
r
r
e
d
)
u
: modified by user
i
c
:modifiedbyCAN
i
message object in reception
message object in transmission by user
message object stay in transmission
message object stay in reception
message object in transmission
message object in reception
message object in reception
by CAN controller
by user
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