PDSP1601 Mitel Networks Corporation, PDSP1601 Datasheet - Page 9

• Manufacturer Part Number: PDSP1601
• Description: ALU and Barrel Shifter
• Manufacturer: Mitel Networks Corporation

Multiplexers
MUX, B-MUX, S-MUX and C-MUX).
in Table 5.
There are four user selectable on-chip multiplexers (A-
These four multiplexers support instructions as tabulated
S-MUX
B-MUX
A-MUX
C-MUX
MARAX
MAAPR
MABPR
MARSX
MSA1
MSS
MSB
MSC
0
1
0
1
0
0
1
1
0
1
MSA0
0
1
0
1
Table 5
will not start executing until the rising edge of CLK latches the
instruction onto the device.
B-PORT INPUT
SHIFTER REGISTER FILE OUTPUT
B-PORT INPUT
SHIFTER REGISTER FILE OUTPUT
ALU REGISTER FILE OUPUT
A-PORT INPUT
B-PORT INPUT
SHIFTER REGISTER FILE OUTPUT
ALU REGISTER FILE OUTPUT
SHIFTER REGISTER FILE OUTPUT
The MUX instructions are latched such that the instruction
Output
Output
Output
Output
PDSP1601/PDSP1601A
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