140
Chapter 7 – Control Block Diagram
D
riv
e
S
eq
ue
nc
e
S
ec
tio
n
F
X
R
X
F
X
R
U
N
K
P
D
_F
W
D
K
P
D
_
R
E
V
K
P
D
_
S
T
O
P
S
T
O
P
O
P
T
_F
W
D
O
P
T
_
R
E
V
O
P
T
_
S
T
O
P
F
U
N
_0
1
R
U
N
/S
T
O
P
so
u
rc
e
s
e
le
ct
K
e
yp
ad
T
e
rm
in
a
l 1
T
e
rm
in
al
2
O
p
tio
n
A
u
to
-T
u
n
in
g
R
U
N
R
U
N
R
U
N
S
T
O
P
S
T
O
P
S
T
O
P
I/
O
_
01
~
0
7
F
W
D
/R
E
V
ro
ta
tio
n
d
is
ab
le
N
on
e
D
is
a
bl
ed
=
R
e
fe
re
nc
e
d
ire
ct
io
n
F
W
D
P
ro
h
ib
it
R
E
V
P
ro
h
ib
it
S
T
O
P
S
pe
ed
*
P
ro
te
ct
io
n
ci
rc
u
it
a
ct
iv
e
R
U
N
S
T
O
P
F
R
E
E
R
U
N
S
p
ee
d
R
ef
F
U
N
_
0
3
S
to
p
m
e
th
o
d
R
ef
e
re
n
ce
=
R
o
ta
tio
n
d
ir
e
ct
io
n
0
D
e
ce
l
F
re
eR
u
n
G
a
te
cl
o
se
d
O
pe
ra
tin
g
di
re
ct
io
n
sw
itc
h