Radio Shack TRS-80 Model 100

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receive ...y !TIOI'l! char.tetm (if l buffer is filled). The ",cei~ing device then
.. nds an XON signal when il ;. ready 10 reniw more charaC\ers.
In lhi, way. the receivins de.ice can make the tnn,mitting device wait ....
""""""'Y, (0 gi.,. it. chant ... \0 Calc'll...,. Y"", can wable ..... disable this r.alUR
(die XONIXQt-r IWl<1>hning) by >P"c;f~ing E, or D re.pe<1ably.
A. an eumplt, the specificOlion
31N1D
wuuld .. , d>c RS-232C >erial purl foc 300 hauJ, 1 J..lll bit> w,-"d "'08"'. ''''
parity, 1 .~ bit ~ doable XONIXQH'.
Experiment #1 Transfering a BASIC Program
Suppose yO" have ",rineo a lIASIC program in me Model 100 which YO\l pi .... \0 use
liter in your office ')'SIcm.
i1Ic follo .... ing proa:don: will iIllow y"" 10 t",,,,fer. DASIC .,,'gram l<> aoother
.ampuler.
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Conne<1lhe 1""" computtlS via on RS·232C cahle (26-441"l3) and a Noll Moo.m
A<lapl.r. See figure below.
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SCI communication parameter in )'<lo, offj"" sylUrn lhat tbe Model 100 can
,,"'lell (,der l<I yow .y"e",', "W'le'" manoal 01 ,d ... ",,< guide).
Load the progr.m (in ASCli fOrmal) yoo widl 10 lnn,f", into the "",",ing
"'"mol)' of the Moo-l 100.
Set the seriol communioation par>melCrs '" match tIlo&o of tho office $YSlom by
on,cnng,
SAVE "CQM;AWPBS"
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whore R _ Mud .... to; W _ word I"'gth; P .. parity: B _ ,top bil; S _ Ii""
,'aln •.
:"01 .. If a serial prinl" (ra,ho, lh •• anoIhc, comput.,) is co"""ctod 10 lM..nol port.
)'O'U can u.sc the $1m<: comrn.and ,n obtain I lislins d ,he proS""" in !he prin,er,
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