CSP1027 Datasheet, PDF (27/64 Pages) Agere Systems – CSP1027 Voice Band Codec for Cellular Handset and Modem Applications

Data Sheet
December 1999
CSP1027 Voice Band Codec for
Cellular Handset and Modem Applications
5 Register Information (continued)
5.2 Codec I/O Control 1 (cioc1) Register
Table 8. Codec I/O Control 1 (cioc1) Register
Bit
Field
15—14
Reg
13
ADJMOD
12—6
ADJ[6:0]
5
CDIV0
4—0
CDIV1
Field
Reg
ADJMOD
ADJ
CDIV0
CDIV1
Value
01
0*
1
000 0000*
000 0001
000 0010
.
.
.
111 1110
111 1111
0
1*
0 0000
0 0001
0 0010
.
.
.
1 0000*
.
.
.
1 1110
1 1111
Description
Indicates control register 0.
Select retard mode for internal clock, ICLK0, adjustment.
Select advance mode for internal clock, ICLK0, adjustment.
Internal clock, ICLK0, not adjusted.
Internal clock, ICLK0, adjusted by one ICLK cycle for one ICLK0 cycle.
Internal clock, ICLK0, adjusted by one ICLK cycle for two ICLK0 cycles.
.
.
.
Internal clock, ICLK0, adjusted by one ICLK cycle for 126 ICLK0 cycles.
Internal clock, ICLK0, adjusted by one ICLK cycle for 127 ICLK0 cycles.
Internal clock, ICLK0 = ICLK ÷ 1.
Internal clock, ICLK0 = ICLK ÷ 2.
Output clock 1, CKO1, disabled.
Output clock 1, CKO1 = ICLK0 ÷ 1.
Output clock 1, CKO1 = ICLK0 ÷ 2.
.
.
.
Output clock 1, CKO1 = ICLK0 ÷ 16.
.
.
.
Output clock 1, CKO1 = ICLK0 ÷ 30.
Output clock 1, CKO1 = ICLK0 ÷ 31.
* Value upon reset.
Lucent Technologies Inc.
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