PM5380-BI PMC-Sierra, Inc., PM5380-BI Datasheet - Page 371

• Manufacturer Part Number: PM5380-BI
• Description: Network Interface, SATURN User Network Interface (8x155) Telecom Standard Product
• Manufacturer: PMC-Sierra, Inc.

Proprietary and Confidential to PMC-Sierra, Inc., and for its customers’ internal use.
Document No.: PMC- 2010299, Issue 2
12.2 JTAG Test Port
The JTAG Test Access Port (TAP) allows access to the TAP controller and the 4 TAP registers:
instruction, bypass, device identification and boundary scan. Using the TAP, device input logic
levels can be read, device outputs can be forced, the device can be identified and the device
scan path can be bypassed. For more details on the JTAG port, please refer to the Operations
section.
Table 15 Instruction Register (Length - 3 bits)
Table 16 S/UNI-8x155 Identification Register
Table 17 S/UNI-8x155 Boundary Scan Register
TDAT[31]
TDAT[29]
TDAT[30]
TDAT[28]
TDAT[25]
TDAT[27]
TDAT[24]
TDAT[26]
TDAT[23]
TDAT[21]
TDAT[22]
TDAT[20]
TDAT[19]
Instructions
EXTEST
IDCODE
SAMPLE
BYPASS
BYPASS
STCTEST
BYPASS
BYPASS
Length
Version Number
Part Number
Manufacturer's Identification Code
Device Identification
Pin/Enable
220
219
218
217
216
215
214
213
212
211
210
209
208
Selected Register
Boundary Scan
Identification
Boundary Scan
Bypass
Bypass
Boundary Scan
Bypass
Bypass
Register Bit
S/UNI®-8x155 ASSP Telecom Standard Product Data Sheet
IN_CELL
IN_CELL
IN_CELL
IN_CELL
IN_CELL
IN_CELL
IN_CELL
IN_CELL
IN_CELL
IN_CELL
IN_CELL
IN_CELL
IN_CELL
Cell Type
32 bits
0x0
0x5380
0x0CD
0x153820CD
Instruction Codes, IR[2:0]
000
001
010
011
100
101
110
111
0
0
0
0
0
1
0
1
0
0
1
1
1
Device I.D.
Released
371