B69000 Asiliant Technologies, B69000 Datasheet - Page 316
B69000
Manufacturer Part Number
B69000
Description
Manufacturer
Asiliant Technologies
Datasheet
1.B69000.pdf
(360 pages)
Specifications of B69000
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Programming the Clock Synthesizer
Below are the register tables for CLK0, CLK1, CLK2, and MCLK. Please see the block diagram for M, N,
and Post Divide (PD).
.
DCLK Programming
For each DCLK, a new frequency should be programmed by following below sequence:
MCLK Programming
For MCLK, a new frequency should be programmed by following the sequence below:
&+,36
1)
2)
3)
1)
2)
3)
69000 Databook
Program M
Program N
Program PD
This will effectively change DCLK into the new frequency
Program M
Program N
Program PD
VLD
VLD
PD
PD
M
M
N
N
Subject to Change Without Notice
XRCB[6:4]
XRC3[6:4]
Clock Generation
XRC3[2]
XRCB[2]
CLK0
XRC0
XRC1
CLK2
XRC8
XRC9
XRCC[7:0]
XRCD[7:0]
XRCE[6:4]
XRC7[6:4]
XRC7[2]
MCLK
CLK1
XRC4
XRC5
Revision 1.3 8/31/98
B-3
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