2
.
Tra
nsm
is
s
ion c
ontrol
pr
oce
dure
m
atr
ix
1)
Dow
n
-load
ing
matrix f
or t
he h
ost
S
T
A
T
E
Init
ial
A
fter s
ending ID E
N
Q
A
ft
er
s
endi
ng
te
x
t
E
V
E
NT
0
1
2
ENQ
—
—
—
AC
K
—
S
ends
t
e
x
t and
goes
to 2.
S
ends
tex
t
and goes
t
o
2.
S
ends
E
O
T
and then goes
t
o
0.
(Norm
a
l end)
NA
K
—
—
Res
ends
the tex
t
and then goes
t
o
2.
If
t
he hos
t has
res
ent
the t
e
x
t t
wo t
imes
, i
t
s
ends
E
O
T
a
n
d
goes
to
0.
(E
RRO
R
E
ND)
EO
T
—
—
T
he hos
t goes
to
0.
(E
RRO
R
E
ND)
TE
X
T
—
—
—
TI
ME
-U
P
—
Res
ends
I
D
E
N
Q
and then goes
t
o
1.
If
t
he hos
t has
res
ent
ID E
N
Q
two t
im
e
s
,i
t s
ends
E
O
T
a
n
d
goes
t
o
0.
(E
RROR E
ND)
Res
ends
the tex
t
and then goes
t
o
2.
If
t
he hos
t has
res
ent
the t
e
x
t t
wo t
imes
,i
t
s
ends
E
O
T
a
n
d
goes
to
0.
(E
RRO
R
E
ND)
KEY E
N
T
R
Y
S
ends
I
D
E
N
Q
and
goes
t
o
1
.
—
—
T
im
e-up:
O
ne s
e
c
ond
a
ft
er s
endi
ng of
I
D
E
N
Q
.
F
our s
e
c
onds
aft
er s
endi
ng of
t
e
x
t.
Содержание ER-A570
Страница 62: ...13 PWB layout 1 Parts side 4 19 ...
Страница 63: ...2 Solder side 4 20 ...
Страница 73: ...7 PWB layout 4 30 ...