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'� � ' � <br />�y.,,�y,, 4 <br />�� ��� <br />� i^.6�'++R1;H!!R'! 7 . � ' . . . <br />� <br />�� �'d��t( � � � . .. � � . <br />B � <br />� 2. { , <br />y'J" �,Y fynaF�t�� { � �- .1 . <br />i K� �'�Trq�r�id � �`� �' � � . <br />; �� r � Y <br />�T� j�xc'� �!5 t ``` <br />'�•",q��`�t �� �r:. y � <br />�4� � }71'� �'iY . . <br />',e.� h'��)�''�"u� : ` 4 f <br />i ThN 1i! ��y Y zl . : <br />44 � <br />s���� ( i' t <br />�'� ;$ '. <br />.y�YY�t r , <br />�'`�r� a � � — � ,�roa <br />�?��� Y�; u k � <br />'� �� � � r- ii <br />�� z", � �` } informatinn �ead in'by an input instruction after a., : <br />` ������U�pu ` status request. , :'� <br />��������i� -.t� e ` . . .. _. .. : . = i <br />e �. F `�'�' �� �' �k� ` ��� � � � � � �� The 160 carries � out one of its assigned' opera- �� > � �, � ' <br />, �t ,�,�, <br />,���`�rt�tp�ent is connected to the T60 com ute in ut or out ut. ��'�� <br />��,.� }� ���r�� tions at a tim�, e.g., . p� P, P <br />�s�� r tai �hewY�n p'�ut-aut put cable, which cun- r` i <br />� 2 output iines, and several � u s b o t h t h e i n p u t a n d ; a u t p u t l i n e s m a y . t e r� i- ; <br />�'� �t.1anes, n a t e i n t h e m a i n switchin g re g ister Z. <br />��5 t� > ; F � <br />. . �`� ��nclu�n� external function ready, '' <br />����s�:`� �'r {� `� The five instructio�ns related ta input-output: ' ';: <br />. ������n��i o�utput xeady - � <br />' ' 1 a �u:}g. !S� U - L. . , <br />�,� s : operations are: 72,' 73, 74, �5, and 76: The 75 : �' <br />� t�it�fines Faice dual pu�cpose. They earry instruction signals the appropriate peripheral a`� <br />�� � � � , ��� a : <br />s�z s��h�fioutpi�t; �nfarmation from. t1Ye � 160 device 'to connect to the input or; output �hnes. Nt �r <br />'� � <br />� ����"�e�'�ce , The�r; also � ;carr.y.:; external : <br />��, , n, The 72, 73; . 74, and 76 instcuctions transfer� ' , K <br />�p :n} � <br />a� t�� n1 a t o t h e ; control unit of the ' �� � a t a: <br />. �. , . . , �.. _ , �4.' <br />ip`� iea� t; T h e t y p e of infarmation .- nce an in ut or out ut se lec t ion has; bee n' ;�` {`�' <br />�.:�n<5 �, t � , � P , 1� ,�. <br />���`��n�s is determyned.``.by an accom- ,� f <br />su4,,, , , � zrxade by the :External Function instiuction in the� r <br />�Yt�h�t' also appears on the output � case of paper tape: and. other. non-black;transfer" ', ";� <br />�t�i� ���tternal function ready lme. : ' ` ` ` '`�, <br />devices, any".num ber o f successive i n guts or out-' `�, <br />x'a nl ;t'r Y � ' '` � } ,, <br />i <br />, j"��, �,i�n�a^ arte`�`also dual=purpose: Nor, puts may be made without anather, external,fiinc-: -' ��� � <br />�` f i��iY fo °1,� b�t� af anput information tion. , Any, tune a change is made frozr� anput :to: �� �,�, <br />3>`����iiti.°���i,r�l�� � � �. �k <br />`��ct,e�:��`17c�e�+lce tt��the 1bQ After a status outpui; ar �c�ice versa, or whenever a change of ,� <br />. 5 h:�"�'+N` �`I� 9 4�P � Y b . <br />.,� ��ytern��:fk fu��ttot�, the u�put liries carry equipment is . made, an; External , FunctiQ� m- z r� ,� <br />�,� ,� �,�� z � � : ,: ; ; � <br />���u,: t��us YnforimatiQn, which is .;read into struction must pxecede: the. input or outpuk opeica- ,,:� F,; <br />�y�`�d�,Y�t,".c.- li ';".fald _` : .:�, . ... ... . �, '� i �� <br />,�w T� x��y� an�.�inp�t �struct�on Status ; infor�na- fion of:,a block-transfer cievxce; suck�� as magne%ic ,, ,t ,; : <br />-� �Li. �f,^ry�-t� �A 1; .1 � . .. Vnt. k ,� ' <br />��xi� �'c � .. . ��. <br />�o ���.��c���f�ii�d { b�► th� f act that it : is the . first tape or punched card eqwpm ,��' <br />a��r�'��(h{t�� .�c � �'� � +, <br />"��t�`a����uir6x � s y: <br />��✓s�����'�s�.�� 7> r� r � �� <br />..7`�� .� �r��' }� �.zy .� � : . t �,� �x�. <br />�,�,�y� ��,.3°��K''v�.':�,u.,`� h�� .,�,,. �t: <br />� �iz+xc-+��'e�`�ynie-y�-�7S.� 3� �.-"j F�r . _ �S �: ; <br />.:'.'q�,}t fl�f'�[�'� ���SU� 1�' 4 � .� tjt <br />X � ,(� <br />t ��.�'�`M`. �� � ,��� }�'�'� % � <br />{ � <br />i � �p t t <br />'+��,�.�i�3�"jt�ql+�l�t�ta�� ( - �.� :'. <br />a � t r <br />� 6�te�i��,.� })Y "�t �dY �' t :� a1': <br />,tAf 1,� ii%F - '+ � . ` <br />�c .,t�����3�„,�F�1fi'�� 1� ' �' r �� � � 5 �,g' rir <br />°' �l,ry+Er'�' ;�2� f �� - - .�. <br />A <br />�,���?ii �, ���g4�r ? r, f ;. 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