Mips Technologies R4000 - Page 429

MIPS R4000 Microprocessor User's Manual 399
JTAG Interface
Table 14-2 (cont.) JTAG Scan Order of R4000 Processor Pins
†See the section titled Boundary-Scan Register earlier in this chapter, for a
description of the last three output enable bits, 319:317.
Pin # Signal Name Pin # Signal Name Pin # Signal Name Pin # Signal Name
225. SysAD(37) 226. SCData(37) 227. SCData(70) 228. WrRdy*
229. ModeClock 230. SCData(102) 231. SysAD(6) 232. SCData(6)
233. SysAD(38) 234. SCData(38) 235. SCData(71) 236. SCTag(4)
237. SysCmd(3) 238. SCData(103) 239. SysAD(7) 240. SCData(7)
241. SysAD(39) 242. SCData(39) 243. SCDChk(8) 244. SCTag(5)
245. SysCmd(4) 246. SCDChk(12) 247. SysADC(0) 248. SCDChk(0)
249. SysADC(4) 250. SCDChk(4) 251. SCData(72) 252. SCTag(6)
253. SysCmd(5) 254. SCData(104) 255. SysAD(8) 256. SCData(8)
257. SysAD(40) 258. SCData(40) 259. SCData(73) 260. SCTag(7)
261. SysCmd(6) 262. SCData(105) 263. SysAD(9) 264. SCData(9)
265. SysAD(41) 266. SCData(41) 267. SCData(74) 268. SCTag(8)
269. SysCmd(7) 270. SCData(106) 271. SysAD(10) 272. SCData(10)
273. SysAD(42) 274. SCData(42) 275. SCData(75) 276. SCTag(9)
277. SysCmd(8) 278. SCData(107) 279. SysAD(11) 280. SCData(11)
281. SysAD(43) 282. SCData(43) 283. SCData(76) 284. SCTag(10)
285. SysCmdP 286. SCData(108) 287. SysAD(12) 288. SCData(12)
289. SysAD(44) 290. SCData(44) 291. SCData(77) 292. SCTag(11)
293. Fault* 294. SCData(109) 295. SysAD(13) 296. SCData(13)
297. SysAD(45) 298. SCData(45) 299. SCTag(12) 300. TClock(1:0) (share
the same JTAG bit)
301. SCData(78) 302. SCTag(13) 303. SCData(110) 304. SysAD(14)
305. SCData(14) 306. SysAD(46) 307. SCData(46) 308. SCData(79)
309. SCTag(14) 310. SCData(111) 311. SysAD(15) 312. SCData(15)
313. SysAD(47) 314. SCData(47) 315. SCDChk(9) 316. SCTag(15)†