OCX160 Datasheet, PDF (19/44 Pages) List of Unclassifed Manufacturers – OCX160 Crosspoint Switch

OCX160 Crosspoint Switch—Preliminary Data Sheet
Table 9 Programming an Output using JTAG
BA, B9, B8, B7
Signal/Function
BA
Clock Select:
0 = Global Clock
1 = Next Neighbor
B9
Output Mode:
0 = Flow-through (OP)
1 = Registered (RO)
B8, B7
0,0
0,1
1,0
1,1
Output Enable:
Output enabled (ON) – this is the default state at reset
Output disabled (OFF)
Output controlled by OE (active high)
Output controlled by OE# (active low)
Table 10 Number of JTAG Cycles and Configuration Time
Operation
JTAG Reset Sequence (TMS = “11111”)
Enable or Disable RapidConfigure
Change attributes of ONE Output Port
Change attributes of ALL Output Ports
Reset JTAG Controller + Reset ALL Output Ports + Clear ALL SRAM cells
Connect or disconnect two Ports
Configure Entire Switch Matrix
Completely Configure the Device (All Output Ports and All Switch Matrix Connections)
OCX160
JTAG
Cycles
7
28
28
2,240
35
56
181,440
183,680
I-Cube, Inc.
[Rev. 1.6] 2/20/01
19