W7020 Datasheet, PDF (16/36 Pages) List of Unclassifed Manufacturers – Bluetooth Radio Module

W7020 Bluetooth Radio Module
Preliminary Data Sheet
September 2000
Serial Interface (continued)
W7020 Registers (continued)
Table 8. VCO/DAFC/Delay Control (Address = 17)*
Bit
Bit
Reset
Baseband
No. Name Value Standard Setting
Function
7
DelP
0
1
Delays PHD_OFF negative edge by 6 µs—7 µs if DelP = 1.
6
DelS
0
1
Delays SYNT_ON negative edge by 6 µs—7 µs if DelS = 1.
5
Dtrim
0
1
Enables DAFC diode voltage trim:
1 = enable.
0 = default diode voltage.
4 DAFC1
0
1
Sets the diode voltage in 50 mV steps if Dtrim = 1.
3 DAFC0
0
1
2
—
—
0
—
1 VCO1
0
1
Sets the VCO core current.
0 VCO0
0
1
* — = not applicable.
Table 9. Channel Register (Address = 18)
Bit No.
7
6
5
4
3
2
1
0
Bit Name
RX/TX
C6
C5
C4
C3
C2
C1
C0
Reset Value
0
0
0
0
0
0
1
0
Function
Receive or transmit channel:
1 = RX; 0 = TX.
Channel value (0 dec—127 dec).
16
Lucent Technologies Inc.