ocx256 ETC-unknow, ocx256 Datasheet - Page 15

• Manufacturer Part Number: ocx256
• Description: Ocx256 Crosspoint Switch
• Manufacturer: ETC-unknow

OCX256 Crosspoint Switch—Advanced Datasheet
1.4.5
JTAG Architecture and Shift Registers
Boundary Scan Register
(285 x 2 = 570 Bits)
JTAG Data Register - 1 Bit
Device Identification Register - 32 Bits
MUX
BUF
TDO
TDI
Mode Control Register - 1 Bit
JTAG Address Register - 7 Bits
Bypass Register - 1 Bit
Instruction Register - 16 Bits
TAP
TMS
Controller
TCK
TRST#
Figure 5
OCX256 JTAG Architecture
Fairchild Semiconductor
[Rev. 2.0] 3/21/02
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