Programming Information
41
3.5.8
Register 1Ch (39h), Demod Quadrature NCO - Phase Accumulator Reset
This register resets the phase accumulator for the demodulator quadrature NCO.
Figure 3.5.8
illustrates the breakout of register bit assignments.
This register should be written in accordance with the sequence outlined in
Sec-
tion 3.5
.
Figure 3.5.8: Register 1Ch Bit Assignments
Table 3.5.8: Quadrature NCO Phase Accumulator Reset Definition
Programming
Example
1.
For the programming example given, a 00h would be programmed in this
register.
This register must be rewritten after the NCO strobe process is complete. (See
Section 3.5.9
).
Bit No.
Bit Name(s)
Functional Description
07-00
Phase Reset
Set all bits to zero for reset.
7
6
5
4
3
2
1
0
0/1
0/1
0/1
0/1
0/1
0/1
0/1
Phase Reset Enable
0/1
Phase Reset Enable
Phase Reset Enable
Phase Reset Enable
Phase Reset Enable
Phase Reset Enable
Phase Reset Enable
Phase Reset Enable
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