參數(shù)資料
型號： STA400A
廠商： 意法半導體
英文描述： XMRADIO SDARS CHANNEL DECODER
中文描述： XMRADIO衛(wèi)星數(shù)字收音機信道解碼器
文件頁數(shù)： 45/117頁
文件大?。?/td> 910K
代理商： STA400A
45/117
STA400A
RAMPCTRL
-
Frequency Sweep Control Register
This register controls the operation of the frequency sweep block.
b7
:
b6
:
b5
:
b4
:
b3-b0
:
RFU
0=Positive; 1=Negative
0=Sweep Disabled; 1=Sweep Enabled
0=Multiply by 1; 1=Multiply by 2
0000=Divide by 1
0001=Divide by 2
SLOPE
SWON
SWSTEP
STEPPER
.
1111=Divide by 16
AGC2BETA
-
AGC2 Loop Gain
This register sets the AGC2 Loop Gain according to the following formula:
β
AGC2
= 2
AGC2BETA
b7-b3
:
b2-b0
:
Not Used
AGC2BETA
000 -> Gain=1
001 -> Gain=2
010 -> Gain=4
011 -> Gain=8
100 -> Gain=16
101 -> Gain=32
110 -> Gain=64
111 -> Gain=0
AGC2REF
-
AGC2 Reference
This registers sets the reference level or the AGC2 loop. The format is positive integer from 0 to 255 decimal.
b7-b0
:
AGC2REF
Positive integer, range 0 to 255 decimal
AGC2INTG
-
8 MSBs of AGC2 Loop Integrator
This register contains the 8 MSBs of the AGC2 loop integrator. The format is two’s complement.
Type:
SingleByte - R/W
Word Length:
7
Byte Name
Address (Hex)
Bit Map
Reset Value (Hex)
RAMPCTRL S1/S2
0068/008E
6-0
20
Type:
SingleByte - R/W
Word Length:
3
Byte Name
Address (Hex)
Bit Map
Reset Value (Hex)
AGC2BETA S1/S2
0069/008F
2-0
03
Type:
SingleByte - R/W
Word Length:
8
Byte Name
Address (Hex)
Bit Map
Reset Value (Hex)
AGC2REF S1/S2
006A/0090
7-0
5A
Type:
SingleByte - R/W
Word Length:
8
Byte Name
Address (Hex)
Bit Map
Reset Value (Hex)
AGC2INTG S1/S2
006B/0091
7-0
00
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相關代理商/技術參數(shù)
參數(shù)描述
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