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BOUNDARY SCAN CONTROL BITS Table 34-4
NXA = Not Externally Available
BIT PIN SYMBOL TYPE CONTROL BIT DESCRIPTION
2 1 RCHBLK O
2 JTMS I
1 3 BPCLK O
4 JTCLK I
5 JTRST I
0 6 RCL (NXA) O
7 JTDI I
77 8 UOP0 (NXA) O
76 9 UOP1 (NXA) O
10 JTDO O
75 11 BTS I
74 12 LIUC I
73 13 8XCLK (NXA) O
72 14 TSTRST I
71 15 UOP2 (NXA) O
16 RTIP I
17 RRING I
18 RV
DD
–
19 RV
SS
–
20 RV
SS
–
21 MCLK I
22 XTALD (NXA) O
70 23 UOP3 (NXA) O
24 RV
SS
–
69 25 INT O
26 N/C –
27 N/C –
28 N/C –
29 TTIP O
30 TV
SS
–
31 TV
DD
–
32 TRING O
68 33 TCHBLK O
67 34 TLCLK O
66 35 TLINK I
65 - ESIBS0.cntl - 0 = ESIBS0 is an input; 1 = ESIBS0 is an output
64 36 ESIBS0 I/O
63 – TSYNC.cntl – 0 = TSYNC is an input; 1 = TSYNC is an output
62 37 TSYNC I/O
61 38 TPOSI I
60 39 TNEGI I
59 40 TCLKI I
58 41 TCLKO O
57 42 TNEGO O
56 43 TPOSO O
44 DV
DD
–
45 DV
SS
–
55 46 TCLK I
54 47 TSER I