Compaq specifications 621264/EV68A Boundary-Scan Register

Boundary-Scan Register

"VSS		: (44 , 259 , 388 , 138 , 97								, 146 ,		60	, 278	, "&
"		497	,	233	,	178	,	323	, 479 , 436 ,			485	, 444	, "&
"		538	,	310	,	21	,	281	, 226 , 371 ,			47	, 53	, "&
"		578	,	106	,	358	,	155	, 313 , 274 ,			433	, 181	, "&
"		94	,	531	,	57	,	494	, 406 , 216		,	361	, 306	, "&
"		567	,	229	,	482	,	10	, 535	, 18	,	541	, 264	, "&
"		409	,	354	,	91	,	277	, 50	, 144 ,		103	, 152	, "&
"		109	,	328	,	544	,	402	, 196 , 309 ,			528	, 442	, "&
"		491	,	450	,	199	,	376	, 522 , 244		,	405	, 7	, "&
"		576	,	15	,	584	,	247	, 453 , 1		,	292	, 435	, "&
"		141	,	100	,	149	,	63	, 295 , 587 ,			135	, 340	, "&
"		525	,	461	,	488	,	447	, 182 , 343 ,			66	, 211	, "&
"		372	,	4	,	573	,	12	, 581	, 230 ,		391	, 185	,"&
“		93	,	228	,	324	,	480	, 85	, 240 ,		326	, 452	),"&
"VDD		: (22	,	251	,	380	,	72	, 31	, 168 ,		560	, 366	, "&
"		519	,	273	,	157	,	331	, 396 , 505 ,			165	, 422	, "&
"		83	,	428	,	132	,	321	, 218 , 379 ,			502	, 28	, "&
"		419	,	557	,	516	,	563	, 208 , 369		,	266	, 456	, "&
"		25	,	162	,	554	,	80	, 129 , 86		,	256	, 431	, "&
"		314	,	69	,	221	,	416	, 122 , 513 ,			472	, 191	, "&
"		336	,	566	,	362	,	188	, 269 , 551 ,			465	, 126	, "&
"		40	,	239	,	384	,	410	, 236 , 317 ,			119	, 11	, "&
"		469	,	174	,	287	,	475	, 284 , 548 ,			462	, 123	, "&
"		37	,	222	,	303	,	43	, 113 , 300 ,			116	, 75	, "&
"		466	,	171	,	270	,	351	, 177 , 203 ,			348	, 459	, "&
"		508	,	34	,	425	,	318	, 399 , 225 )					";
attribute PORT_GROUPING of Alpha_21264b				: entity is-- (Ref B.8.8. See								Note 4.
"Differential_Voltage ( (CLKIN_H), (CLKIN_L) )"								;
attribute TAP_SCAN_CLOCK		of Tck_H : signal is				(5.0e6, LOW);
attribute TAP_SCAN_IN		of Tdi_H : signal is				TRUE;
attribute TAP_SCAN_OUT		of Tdo_H : signal is				TRUE;
attribute TAP_SCAN_MODE		of Tms_H : signal is				TRUE;
attribute TAP_SCAN_RESET of Trst_L : signal					is TRUE;
attribute COMPLIANCE_PATTERNS of Alpha_21264b : entity is -- (Ref B.8.10). See Note 4.
"(DcOk_H), (1)" ;
attribute INSTRUCTION_LENGTH of Alpha_21264b : entity is 5 ;
attribute INSTRUCTION_OPCODE of Alpha_21264b : entity is
"EXTEST	(11011),"&-- No longer		mandated to				be (00000)!
"SAMPLE	(11000),"&-- JWB changed			"PRELOAD"			to "SAMPLE"
"CLAMP	(11010),"&
"HIGHZ	(11001),"&
"DIE_ID	(11110),"&
"BYPASS	(11111)";

attribute INSTRUCTION_CAPTURE of Alpha_21264b : entity is "00001" ;

attribute INSTRUCTION_PRIVATE of Alpha_21264b : entity is "Private"; -- See Note 4.

attribute REGISTER_ACCESS of Alpha_21264b : entity is-- (ref B.8.13)

"BOUNDARY	(EXTEST,	SAMPLE)," &-- Redundant. Added for completeness
"BYPASS	(BYPASS,	HIGHZ, CLAMP)," &-- ditto
"DIE_ID[32] (DIE_ID)";

attribute	BOUNDARY_LENGTH of	Alpha_21264b	:	entity	is	367 ;
attribute	BOUNDARY_REGISTER of	Alpha_21264b	:	entity	is

-----------------------------------------------------------------------------

--	scan	cell			safe		cntrl disable disable
--	cell	type	port	function		cell value state
---------		-----	-------------------	--------	---		----------	--------------
"	366	( BC_2,	TestStat_H,	OUTPUT2,	x			), "& --
"	365	( BC_2,	SromOE_L,	OUTPUT2,	X			), "& --
"	364	( BC_2,	SromClk_H,	OUTPUT2,	x			), "& --

B–621264/EV68A Boundary-Scan Register 21264/EV68A Hardware Reference Manual