Basic Specifications - Brother ep44 Instruction Manual

36
Basic specifications
Baud
rate
75, 110, 300, 600,
(transmission
R speed)
1.
S ynchronous
Asynchronous
system
r
]
Communication
Full
~
'
control
process
Bit 7 bit
length
'
N
....
O
.
....
P'""V
E
....
Z
l
....
10 bits/character
(
SPACE
MARK")
Data
"Vle
Start of character is the first shift
-
MARK
mode.
'
ST
M
bl
l —
b3
SP
CR
N line
W
(cgmer CR
return)
7 bit
Code
T/W
8 bit
Shake hand
Enables selection of
protocol ER
L
level
Signal
Data line Other control
(SD RD)logic
SPACE (0)
MARK(1)
l.
1200
duplex, procedure
no
8 bit
+ parity,
parity
or no
NONE is
parity (parity
..
ODD
parity
..
EVEN
parity
..
ZERO parity (parity is
..
(0)
bi§bzéb3:bA§b5
ST
SPACE. If without Line
to
bit
start
.............
..
b-, data bit (LSB
..... ..
bit
parity (MSB during
............. ..
stop bit
............. ..
+ LF carrier
return according
.... ..
automatic carrier
............. ..
code
7-bit data code
........... ..
with 7-bit codes used in
Applicable
personal
computers.
code
Typewriter
........... ..
(see 38-43)
page
8-bit data code
........... ..
(8-bit expansion code)
(DC1),
Xow
line.
signal
. .
Receiving
line
logic
ON 3 V and
+
—3Vand
OFF
(Baud)
normally 1)
normally 0)
(Start Bit) from
it is MARK
data,
is b1.)
8 bit
data)
LF code
to
CR
return according to
38—43)
(see
page
(see 43)
page
(DC3) signals,
X orr
o r
end
voltage
greater
less