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^^Vhat is a dot matrix printer ?
As you know well, many kinds of printers are marketed in the
world. Those printers are sorted to several categories such as
"Impact or npn-irapact printing method","Line or Serial printing
method"
and so on.
o.
I ^ou9V>li/
^•V'"the
EPSOW
Y ^ \00
is sorted to as follows.
1. Iir.pact printer
2. Dot Matrix printer
3. Serial printer with one line buffer
^
A
Re<:eive only printer
( This printer raignt ce sorted to anotner category.)
Xne impact printer means tnat it impacts ribbon witn carbon
and forms characters what ycu want.
The serial printer means tnat it can not print d^ta at tne saT.e
time like line printer. Tne print speed will go slow.
.
But if a printer nas buffer j-emory, it can store data for a wnile
in the buffer memory and then- prin*U at the al.TiOSt same ti.T.e.
The receive only printer means tnat it can not send data to a
computer or anotner euipn:en\. i.e. It does not hftve a keyboard.
£:>v.t.ed- "^c»^e ivitev^ice c;.w
sj
The dot matrix printing method allows a printer to form any character
what you want easily. It has a print head
that contains 9 needles
vertically and can create distinctive characters like doing with
typewriter.
In that sense it is one of key feotuKCS that the printer
has. EPSON'S
M X — 1oo
can control each needle programmablely.
It expands an ability of the printer.'
See how the print head works and forms a character next.
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