參數(shù)資料
型號(hào)： LA17000M
廠商： Sanyo Electric Co.,Ltd.
英文描述： Tuner System IC with Built-in PLL for Car Audio Applications
中文描述： 調(diào)諧器集成電路與系統(tǒng)專為汽車音響應(yīng)用的鎖相環(huán)
文件頁(yè)數(shù)： 9/54頁(yè)
文件大小： 830K
代理商： LA17000M
LA17000M
No. 6522-9/54
I/O Port Assignment Table
I/O-0
DI data
I/O-1
I/O-2
DI data
I/O-3
DO data
OUTPUT
PLL output port
INPUT
PLL input port
OUTPUT
PLL output port
INPUT
I/O-3 = 0 (input port)
OUT3 = 1 (OPEN or high)
PLL input port
Cannot be set as output port
L: Reception mode
H: Seek mode
OPEN: RDS
Unused
H: Dx mode
L: Lo mode
When reception mode is set
H: Monaural
L: Stereo
When seek mode is set
H: SD ON
L: SD OFF
The MRC sensor reads DO data from the PLL microcontroller’s 6-bit A/D converter.
Currently, aside from the CCB data lines, only three lines are connected to the controller microcontroller: CF/SW,
AUDIO mute, and AM/FM band switching port.
Selectivity Switching Evaluation Software State-based Data Switching Table
Tuner processing
I/O port state
Seek
Manual preset
Receiving
Remarks
CF switching
WIDE
NARROW
AUDIO mute output
ON
Switchable but fixed by software
OFF
Switchable but fixed by software
Lo/Dx
Lo
Processing is performed according
to the setting
Dx
Processing is performed according
to the setting
Mode switching
Seek mode
I/O-3 is SD output
Reception mode
I/O-3 is monaural/stereo output
RDS mode
I/O-3 is SD output
IF count
Output ON
Seek mode
RDS mode
Output OFF
Reception mode
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