Processor - kochi-tech.ac.jp · Abstract A Study of Analog-Input-Output by Data-Driven Processor...
Transcript of Processor - kochi-tech.ac.jp · Abstract A Study of Analog-Input-Output by Data-Driven Processor...
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A Study of Analog-Input-Output by Data-Driven
Processor
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LNMPO1MRQRS4T�UWV3XMicrocontroller Unit(MCU) Y A/D Converter(ADC), D/A
converter(DAC), Z\[^]^_a`cb\dfehgaikjml^n\oPprqsgutwv LhMcOyxzVf{fTaX . |m[}]h~���a�^�����f� Y}�w�aY��\� {s�w�a�PQ^�P����V�Xm�k� , bkd�eagRi�jmlmnkoPprqkgWtN� S�T{ADC,DAC, Zk[\]\_�`c�w�4� ���}���������w aQ �w�h� X .
xs�, b�dre�g�iwjml^nko
prqkg�tRY �h�^�N�¡�k���k���¡V�{fTrXu¢�£ `¤��� Q^¥�¦§{\¨3©ªOaM � SrTm{m�P s«�¬ � � �s�, ® V1U ` ¨�©ªORM �°¯�±r� X�²P³ vh´ X . ®k`¤µ , bsdwehgaikjsl^nmokphqkgut�`c¶· YmeRgai�j^l^n �k¸h¹PQcºw» � Xm�k� , ¼^½P¾�Y}¿ ¦s� ¶ · �uÀaÁ MCU �°ÂkÃh� Xu²w³
vh´ X .Ä gwZzÅ « � �h�§����� (DDP) Y �P ��� , Æy[ �aÇ [P~���� �uT ¡È ÁP`cÉsÊfË U , bdreagRi�jmlmnkoPp�qsgWtÌ`cÍPÎ4�°ÏrÐ �4Ñ , bsdreagRiwjml^nsowprqkgWtÌ`^ÒkÓ�`cÔ · �Õ}Ö4× jmlmn �s��¸P�yÑsX��ÙØfÚ4U¡V4X .¢kÛw� Y ,DDP
Q�Ü\X n^Ý �\Þ I/O � ��¸�¦ , ß\àrá Ç}âÌã¤ä ofgwZ�åPæy� � ªç � ®s`èPé � ��êc� .�këkìkí�Üh©
,â ~ � t�î\eag�ikj^l\n �s�k¸P�yÑ ,
Õ^Ö4× j\l^n �s¸aQ�Üh©ï�ð QcñPò �uó�ô �yÑ\XWõ · ¶��uö U�V�� .
÷sø�ù}øRúmicrocontroller Unit, bPdhe�g�ifjml^n�orprqsg§t ,
Ä ghZ°Å « � ���m����, ßmàfá Ç}â�ã§ä ofgwZ
– i –
Abstract
A Study of Analog-Input-Output by Data-Driven Processor
TSUDO Makoto
A microcontroller unit(MCU) has a processor and several peripheral hardware mod-
ules, such as analog-to-digital converter(ADC), digital-to-analog converter(DAC), timer
device etc. These peripheral hardware modules provide to concurrent processing with a
von Neuman-type processor. Beside that,the device that arbitrate several interrupts is
indispensable for these peripheral hardware modules. And the capability of peripheral
hardware module such as ADC, DAC and timer device is fixed. Therefore,the developers
required to dispatch the appropriate MCU from several ones.
Data-driven processor(DDP) has two advantages that are parallel processing and
effective pipeline processing. DDP can reduce scale of peripheral hardware modules and
substitute a part of peripheral hardware modules function with software in natural.
This paper describes the implementation of analog-input-output toward data-driven
processor. This analog-input-output is evaluated by the implementation of the system
that control a three-phase brushless motor by DDP. This result show the system is
flexible by software implementation.
key words microcontroller unit, peripheral hardware module, data-driven proces-
sor, three-pharse brushless motor
– ii –
û
ü1 ý þyÿ���� 1
1.1 ����� ����� . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
ü2 ý DDP � ø�÷� ������������ 3
2.1 ��� . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2.2«a� Ä grZ Å « ������� . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2.3 �! wZ\[#"}~ Þ ��Æy[ �RÇ [w~ . . . . . . . . . . . . . . . . . . . . . . . 5
2.4 DDP� b\d�okp�qkgut . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.5ì � . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
ü3 ý DDP ��$&%��('*)!+ I/O 8
3.1 ��� . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3.2 ncÝ �}Þ I/O . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3.2.1 , » `kn}Ý �mÞ I/O . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3.2.2 DDPQ�Ü}X n}Ý �\Þ I/O . . . . . . . . . . . . . . . . . . . . . . . 9
3.3 ß\àfá Ç}âÌã¤ä ofgwZ åPæ . . . . . . . . . . . . . . . . . . . . . . . . . . 10
3.3.1 ßmàfá Ç}âÌã¤ä ofgwZ . . . . . . . . . . . . . . . . . . . . . . . . . 10
3.3.2�së&-�.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.3.3�së0/21
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.4ì � . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
ü4 ý 3�4&5�6 19
4.1 ��� . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
4.2�këkì�í
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
4.3�7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
– iii –
� �
4.4ì � . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
ü5 ý 5�8 23
9�:25
;&<�=�>26
– iv –
û
2.1Ä gwZuÅ « �k����� . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2.2 ?z~ Þ}ñ�@ ÆÌ[ �RÇ [P~ . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2.3 PE `BA�C ñPò . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.4 �B wZ�[D"§~ Þ ��Æ�[ �RÇ [k~^` ñ�@ . . . . . . . . . . . . . . . . . . . . 6
2.5�� ��� � ÆÌ[ �RÇ [P~z�P� . . . . . . . . . . . . . . . . . . . . . . . . . 7
3.1 ADC ` «k¬�EGF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
3.2 DDPQ�Ü}X n^Ý �^Þ I/O . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
3.3 ßmàfá Ç^â�ã¤ä owgwZzÎ��GH . . . . . . . . . . . . . . . . . . . . . . . . . 11
3.4 Irgut�J�K �ML&N ÆÌZmgf~ . . . . . . . . . . . . . . . . . . . . . . . . . . 11
3.5 orgwZhi Ç [PO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
3.6 åkæ�Q�R �ML�N . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
3.7�së�-�.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.8 ßmàfá Ç^â�ã¤ä owgwZzå�ærá ���(S H . . . . . . . . . . . . . . . . . . . . 14
3.9 1bit∆Σ ó�T&U �MVs« nr~ ��W2X H . . . . . . . . . . . . . . . . . . . . . . 14
3.10 Irgut�J�K�Y�Z � 1bit∆Σ ó�T&[R`!Y�Z . . . . . . . . . . . . . . . . . . . 16
3.11 Irgut�J�K�Y�Z � 1bit∆Σ ó�T&[R`2\&]&Y�Z . . . . . . . . . . . . . . . . . 17
4.1 Irgut�J�K�Q�R � å�æ&Q�R . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4.2� ~ � ?�~ Þ , ^�K�_\��� ¹&` . . . . . . . . . . . . . . . . . . . . . . . . 21
– v –
1
1.1 c d egf hji kLaM}OÌMPQ�l�mPV�X
Microcontroller Unit(MCU) Y A/D Converter(ADC),D/A Con-
verter(DAC), Z\[^]c_h`cb\dfe�gai\jcl¤nmo�p�q}gutPv L�McO4x�Vr{wThX . |\[§]h~z� �h��N�¡� � SrT�X MCU� Y ���}�����P� `§���aY�n Q^�P�a��Qm������V�X . o^` �s� , bkd
ehg�i�jml^nso�p�qkgWtrË U ` �R�}���¡�aQ^¥ � XW¨�©ªO�M � S�TaX ç � ,¢�£ `§��� ��� �Q
A/D ó&T ,D/A ó&T , Z\[^]§�k�Ì� �Rê�{fTfX . o^` Ü Q ehghisjWl¤n � ADC,DAC,
Z\[^]cv �s¸���V4X^�s� , prokpfqsg�t�`§¶ · Ymehghikj^l}n �k¸�¹�Qrq&s��mX . ADC� Y
t s1�ÙV4�}� ~ � ?u~ Þ�ã g × �u�v · vrÒ�w �\� ´ © , DAC x t s���V4�ru�v · vrÒ�w�\� ´ X . Z�[\]�yzxWeag�iwjml^n ��¸RQmºf»1� V�X . om` ��� , n � ?|{wg âz} ~ Q ¿ ¦�MCU �W s � X°²f³ va´ X .
xm�, ~�y�`}bkdaoPprqkgWt�Ë U ` ¨�© ORM `c¯P±y� �
e�gaikjmlmn§v ²w³rQ î X .xc�, ¼c½��&� � Yk¼}½&� ` `!��ÏPË U e�gaikj^lcn ,
Õ}Öy× j}l^nw��� ¹kQ ¼c½r� X ç v� î�� î�� ,
Õ^Ö4× jml^n\¼^½ Q&�PT\{ xue�gaisjsl^n�`2���&��� ÕmÖy× jsl}n ��W2�y¦\� ,
Õ}Ö4× j^l\ns¼c½ SwQ����N�ÙV�� ehgaikjml^n\o Ä twv `r��ê�{fTw� _a`^e�gaisjmlmn Q��� � X2�(� v���� �¡V�{fT�X [1]. oc` Ü î ��� ` v&q����§¦§{ b\dfe�gai\jcl}nso�pPqmgt4� Õ\Ö4× jsl^n�_ ¦ ,
S��hQ ´ m��w{ ¶ · � ïPð Q óPôh� X o � v Ø�Ú4U�VNX . ¼}½w¾aYÕ^ÖN× jml^nr� SrTm{k²P³ î\¶ · Q^ñPò �°ówôr� X o � v �4ÑsX\�&� , ���ceagRi�jml^n �¼}½r� X o � v �4Ñ , µ�� Q µ�� �RÜ î ��� Ë U ¼r� �¡V�X .�P ��� � Æ4[ ��Ç [P~��P� �°T Ä gfZ�Å « � �R�^�N��� (DDP) `cÉkÊfË U DDP �
– 1 –
1.1 ����� ��|�&
SfT§V�� Õ^Ö4× jml^n �M Ð�¡w`}ehgaikjml^n � b\dfehghi�jml^n\o�pfqkg°t4� �s¸w�4ÑsX��Ø�Ú�UÙV�X.¢w£ `§�w� ���w aQ b�daoPprqkgWt �s²f³ î^�w�4� � ªç v �4Ñ�Xm��� ,
¨© OhM � SfTaX ²w³ vrî¢�ªbsdwehgaikj\l^nmokphqsg°t�`WÍ�Îy�uÏPÐw� X o � v �yÑmXh��ØÚyU�V4X
.x^�
,Õ^Öy× jmlmn�_ Q�Üh© ï�ð Qcñwò �uóPô �yÑ\Xh��ØrÚyU�VNX .¢ ��� � Y}bsdwehghikj}lcnmo�pwq^g�t�`}ÒwÁ � ´ X n^Ý �^Þ I/O � DDP � SfT^{s�k¸¦
, ßsàrá Çmâ�ã§ä orgfZm`cå�æy�B£ ¦2¤ ÕmÖ4×2¥�¦�§ �M �¨ ¡�©(ªD«#¬ ¥�¦�§(D§ Ý0® ÞI/O ¯±°&² ´³�µ o�¶r¯¸·&¹�º µ . »(¼ , °�²¾½À¿Á¼ §r ®�à I/O ©!Ä�Å�Æ*¯¸·&¹�º µ .Ç�ÈDÉ
,Ç�Ê ¯±Ë �&¤ 5
Ê�̾ÍÎ�Ï ½Ð¿ µ . 2Ê É
DDP§ «&Ñ�ÒÔÓ!Õ�Ö�©r×�Ø´¯BÙ#Ú ,
Û�Ü ÌzÍDDP ¶MÝ�Þ�ß�à � µBá�â�ã�ä�å «±æÔ¯Bç&è�º µ . 3
Ê É�é�ê © §( ®�à I/O ¶DDP ë*ì µ(§( ®�à I/O ©2í�î*¯B×&Ø´ï ,
§� ®�à I/O ¯!ð�Ú µ�§�ñjòôó «�õzö±÷(©(ø�ù¶rï ¤�ú�û�ü#ý õ*þ2ÿ ã «������´¯���� ,
Û ©2×&Ø�¶|°�� �D©!Ø���¯±Ù�� . 4Ê É
,ú�û
üDý õ0þ!ÿ ã «������#©2°����Á¯��*ï , ���Dë���º µ ç&èÁ¯���� µ . �� ë 5
Ê É,é�ê
© MCU ë�ð�Ú Í ¿ µ±á&â ª#«D¬ ¥�¦(§�ã�ä�å «±æÁ©��� �!*¯���� , °�����zì#" DDP ëì µr§( ®(à I/O ë�$&Ú ¤&%�' ´³ ¼��( �!0¯���� , ) � ©+*� Á¯Bç&è�º µ .
– 2 –
2
DDP , -
2.1 . /Ç�Ê É10 «2�+354�6 ñ ®&798;: (DDP) ©�øGù =<0µ Data Driven Multimedia Pro-
cessor(DDMP) © § «�Ñ(ÒÁÓ±ÕGÖ(ë�>�Ú ¤ Ø?��º µ . »�@ ,DDMP ©2í�î #<�µ 4#A 0 «��3�4�B�C2D&E�ë�ù�Ú ¤ Ø���ï�¼ � , FHG��I=Jr÷(Ã�6�KLI ñ ý I�÷(© Î�Ï ¶NM Ç 4�O´¯±Ø��ï , DDP ¶|Ý�Þrß�à�P µ±á�âGã�ä�å «�æÔ¯±ç&è�º µ .
2.2 Q R S T UWV Q X Y Z [DDMP
É 0 «�� É �!Ã(\�>] ½M¿�K ó 85^�¶2ï`_1a�à�¿ µ . DDMPÉb
2.1 ë1��º*ì�ôë , B�C ( c�d ) ë(e�f2g(h�i ( K ó 82^ ) \�jlkr¼�m&! B�C�\�°�Ù ( n5o ) ½Ð¿ µ ¶±Úp�q�r g1s�tGë�M5u ³ ,
ò ÷(à Î�v KLI ñ ý I�÷&¯rð�Ú&_&°�wGº µ .ò ÷�à Î�v KxI ñ ý I�÷
¯ b 2.2 ë���º .
Instruction
Inputdata
Instruction
OutputArcOutputdata
InputArc
y2.1 z&{H|~}������`���
– 3 –
2.2 4#A 0 «���3�4BC5D1E
M MM
FP
CPSD
MM : Matching MemoryFP : Functional Processing UnitCPS : Cache Program StorageM : Flow Merging ModuleD : Flow Diverting Module
y2.2 ���N�����+�&���&�����
• M(Flow Merging Module)
��� K ó 8#^�¶`�� &��� º µ K ó 85^P¯����Áï ,MM �&��º .
• MM(Matching Memory)
MÌ¾Í �¾½|¿Á¼ K ó 85^��`��� ã¢ò ë�ø�m1� ê ï , K ó 8#^©H���Pß�à�P��±Ù � . �
�Pß�à�P�\�¡2¢�º µ ¶ , n�o&K ó 82^�¶2ï _ FP ë �Gº .
• FP(Functional Processing Unit)
MMÌ¾Í �¾½M¿Á¼Hn�oK ó 8�^|ë��Áï _ , K ó 8#^©#�!Ã�ë1� ½M¿Á¼H£¤�c�d��!°&Ù�º
µ. £¤����\K ó 85^Àë ¥�¾½À¿ ,CPS �Gë�� ½|¿ µ .
• CPS(Cache Program Storage)FPÌ�Í �z½¿Ô¼�K ó 85^P©?��Ã�ë , ��Ħ� ã¢ò Ì�ͨ§
Þ�©�ï�¼HªD©2Ù ³�« h�ix��¬ ³� Þ ,D ë���º .
• D(Diverting Module)
K ó 8#^|©2�rÃ&ë ¥¾½À¿*¼!Ù ³�« hi�ë�®GÚ , K ó 8#^|©`¯�°��¸Ù�� .
– 4 –
2.3 F+G��&I�Jr÷rà 6�KxI ñ ý I�÷
DDMPÉ
,b
2.2 ë&��º ìx�¨g ò ÷�à Î�v �H±9kr¼ ²�³´© PE(Processing Element) �b2.3 ©Dì��ôë9F+G��&I�Jr÷rà 6�K�I ñ ý I�÷�´&µ¶¾½|¿5_&·�� Ï ï`_�Ú µ .
I/O Network
PE
PE PE PEPE
PE PE PE
y2.3 PE ¸º¹+»���¼
2.3 ½¿¾ U À Á Â¿Ã Ä Å À Æ Ç À ÂF+G��&I�Jr÷rÃ`6�K�I ñ ý I�÷ (STP) � ,
b2.4 ë(��º . STP
É KLI ñ ý I�÷HÈ1´&ÉÊ ½¿ µ K ó 8�^��+��±Gº µ Data Latch(DL) ¶ ,C Ë�Ì ÌzÍ|Î�Ï ½Ð¿ µ F`G2��I=J(÷�Ã�6 0xÍ�¨É�Ê���Î Î ,
0�Í ��B�C�ÏHÐ Ì Í ·�� Ï ï _�Ú#Ñ .
STP ©`M Ç A�g�K ó 8�^Щ`°�¿ É ,b
2.4 ì#" ,
1. C Ë�Ì C2É
,C1Ì Í © Send1 Ò5Ó9Ô C3
Ì Í © Ack2 Ò�Ó?��Õ�ë1Ö�×�¼`Ø&ßGëÙ2k�_ ,
FÚ¯#©&ÿ�Ò Í ä © DL ©HÛ Í ^Ü�(Ý�Þ�º#Ñ .
2. DL2 © Û Í ^ß\#Ý ÞÁï�¼=Ô+à1m�ë ,DL1 ©`K ó 8�^ É DL2 ��©`É�Ê�\�¡�¢�º?Ñ .
3. C2É
,C1 ë Ack1 Ò5Ó?� ,C3 ë Send2 Ò�Ó?��ÊlÑ .
Ô¸Úp�ßáâ�´�Ù#g�à�¿�Ñ . ùD»L" , ã�ä0© K�I ñ ý I�÷�ÿ�Ò Í ä \ « Ù0ÿ�Ò Í ä Ì Í © send
Ó�Ô ack Ò5ÓG© å5D�\�æ�ç�½M¿´¼xÔ&è2ë , K ó 8#^�� � ¶*ÿ�Ò Í ä © DL ��É�ÊDº�Ñ .Ü ©
– 5 –
2.4 DDP Ô á�â�ã�äDå Í æ
DataLatch
HardwarePrimitive
DataLatch
DataLatch
HardwarePrimitive
ElementC C
Element ElementC
Ack0 Ack1 Ack2 Ack3
Send0 Send1 Send2 Send3
DL1 DL2 DL3
Data
C1 C2 C3
y2.4 éÚêH|Ü�1ëN�N��ì+�&���&������¸��Ü�
ì��;g�íÁ÷2î!õ2ïI�Ó�D&E#©�K ó 82^~É�Ê����L��Ô(Ñ Ü Ô¸ëÁì�" , K ó 85^~ð�ñDëÁì�kÜ_Kó 82^ß\��ò�º�Ñ?Ô � ¶�K ó 82^Ú\�KLI ñ ý I�÷Üó ü æl��ô?õ?Ñ�¼�õ , ö#ÿ�Ò Í ä ´pF�÷�Aë&ø�m�A�g 0=Í �Ü°ù#©`ú�û=��ü�ýGº#Ñ Ü ÔN\�´Lè&Ñ .
2.4 DDP þ ÿ � � � � T �Ç�Ê ´��5���0ì�� ë ,DDP ë É�� B�C�Ô�KLI ñ ý I�÷ÜB�C�Ô±Ú¦� í�î�\ < Ñ .
b2.5 ë
���´ìx�Më1£�¤Dë(e�f#g� (a,b,c,d,e,f,g) \��5_�jlk�� Ø�ß , ��I�#÷�65´ É�� ª���Ù����Ñ�£�¤l� ,DDP ´�� �� ë1£�¤5´lèÑ .(1 ���B©HB�C ���5_�àm�ë���Ù��!��Ñ .) "�� ,DDP
´#��$%����ö'&!©2�&I�Jr÷�((´)��Ù��*�9Ñ��&õ�K�I ñ ý I�÷ÜBC�\�F,+�ë1´Lè�Ñ .
Ü ©Dì��Úg�í�î�-�. ,á�âGã�ä�å Í æ2´&e�f Ô)�/�lÑ�B�CL� ñ 0 7 8�:´ �1 ë��Ù�´lè ,2�3 ©HB�C�Ô546�7.!©HBCL�+KlI98 ý I�:ÜB�C�´lèÑ2Ô�;=<>.?�9Ñ . @A"9" ,DDP Ô/B�C5DE PxÑ9F%G�H�I#J Í9K ´=� , ® 3 í Í î1L&ïM(´B�CON _#P#�HÎ�Q#©�R��L��S�T9^�L1ï�M(´
��U5´lè , 8 0 7 8;:�V)W=�=Ñ5XZY C�©����l�9[]\�e�f'^Hg�P#��õ , í Í î�L1ï_M5� ` Ya :68 K V�%U�´lè , STl^5L&ï�M�Vb`(Ñdc1e�fg^/hi.,�lÑ .
– 6 –
2.5 j%k
a b c d e f g h
i j k l
z
x y
+ + ++
¡ö
1
2
3
Pipeline
Concurrently
1 i = a + b
3 k = e + f2 j = c+d
4 l = g + h
6 y = k − l5 x = i − j
7 z = x * y
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3
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3.3 õ�ö?÷�&('<ø�ù*),+,- ú�û
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3.3 õ�ö?÷�&('<ø�ù*),+,- ú�û
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3.4 ���
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4.3þ�!
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Ú�OÒÑ�P ö3Í É���Ê $í4Y Ñ Ö�ö Æ +A,�-0(.Z/21�Í É$� Ñ 3=5 ú�Ý$û ÃÞ$ÛÒÜ è . ûeâ á G=H=[=\ ä á]+^,$-(.Z/D1�Í É:��3=5�×A_A` 9 B�@�Ñ G^asÛÒÜ è V�Þ
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b=c ÛÒÜ ,ù ÓÒÔ ø Ë�Ì ×_ë Ý�7�8:9#;�< �Ú�>� #?A@�B�Ñ�C ú�V$Þ ÛÒÜ è .
d=e #f=g ÃÅ�Æ, h=i Ú�O=j! 2k�l Õ Þ�ßwàôáâôÝ . Í É���3�5�m Q 2n Q:9ãápo 1
l h=i Ú�O Û _A` Û Ø Ý�Þ ,
ëéì�q ö n Q Ñ�r�s à ú�Ý�Ì0ðutwv É .yx�ï�Û ü k=l ;�< hi Ú�O�j�Ñ Ösö è Ì�%éñ&' I/O Þ�ß�àÒáaâ , ÿ #B=@ à ?A@�B� DT�z Þ�{�|�á�âqÝ .
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}�~=� Ñ�P � ×��3è ì ,Ø�è�è�äu�W5=�^�
,5=��� Ñ ���� ö�X Å�èDq=���������(��� .�1
��� ���A� D�=����"���� ×(�ãëéìW�����^�= �Å X�ú .
}=~���¡$¢ �£=¤ÒÑ&¥�¦ Ü�§$¨#©ôÜ�X Å3è ,�=� .�1 ��� ���^� ª!«¬ ®�¯ , °�± ²^³
®�¯�×&�ôë�ì����´���� _Å X*ú .
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~=�=Â�Ã�Ä$Å0ä á�Æ�Ç ¥#È�É × 9 ì X Å0è ,��� .�1 ��� ���^� ��� ~��� 4 Ê Ë=Ì Í
Î�Ï Ñ ü$Ð | , Ñ^Ò Ó�Ô Ï , Õ�Ö=× Ø=Ù Ï , Ú } Û^Ü Ï , Ý «ßÞ�à Ï , á «ãâ ² Ï�ä �ãë�ì�=�� Zå X*ú .
æ eèç 9 ì X å3è Þ ,~���ÂAÃ�Ä:Å0ä ápé ä$ê=ëAì^í ,
5�î�ï0ð ©òñ ,~���ó�� ä#ô ê(õ�5
î�ï ©òñ^X å3è��^� .=1 ��� ���^� �=� ~=�� 3 Ê Ë^± ö Ï ðü:Ð | , ÷&ø ù&ú Ï , û «Û�ü Ï
, ý�þ ½:ÿ Ï , � } � Î�Ï , ��� Ó���� Ï�ä ���� Zå X�ú .
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[1] � ����� ��� �:������� ����������� ó�� �:� ������� f ��� : �! #"$ ù�%� ø'&)(+*),�ï+-+.+/�0�1�2�3 ,“2005 Ê�4 �� 5"� ù�% � ø)&'( �+�$G�6+7 ¤ ��89
”,2005.
[2] H.Terada, S.Miyata, M.Iwata, “DDMP’s: Self-Timed Super-Pipelined Data-Driven
Multimedia Processor,”Proc.of the IEEE 87(2),pp.282-296,1999.
[3] Õ=þ :=Ö ,“��; �������=<�>+? ä!@)A t (CBò�#D � �=� ~�� ”, ú�< 16 Ê�Q �+E��
F ¡�¢,2005.
[4] G�� H ü ,“ -�I&.0/D1)J)K L ; �NM�O)P�< ”, Q#R 3#S ��t vUTWV X ,1985.
[5] Y5Z []\ , ^=_ `+a , “ bdcfeUI�g$h]X+L ; i - g=X#j=k P�<ml]n=o -”, p=q�r#s!t'4S
,2000.
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