參數(shù)資料
型號: LC7233N-8818
廠商: Sanyo Electric Co.,Ltd.
英文描述: Single-Chip PLL and Controller with LCD Driver(用于電子調諧的單片微控制器(帶LCD驅動器和鎖相環(huán)電路 ))
中文描述: 單芯片PLL和控制器LCD驅動(用于電子調諧的單片微控制器(帶液晶顯示驅動器和鎖相環(huán)電路))
文件頁數(shù): 19/36頁
文件大小: 598K
代理商: LC7233N-8818
9. PS/AMEM
Pressing this key for under 2 seconds invokes the preset scan function, and pressing it for over 2 seconds invokes the
auto store memory operation.
This function is valid when HOLD is high and main power is on.
PS operation
Pressing this key starts a preset channel search in increasing channel number order starting with the channel
following the currently displayed channel number. When no channel number is being displayed, the search starts at
channel number 1. If a station is being received, the AMUTE (which is high) is cleared for 5 seconds. The
LOC/DX switch is set to DX regardless of its current setting state, and the channel number display flashes at a 1
Hz rate during the preset channel search.
This function is cleared by pressing the PS key a second time.
The keys listed below will also clear this functions.
PS/AMEM, SEEK UP, SEEK DOWN, SCAN, UP, DOWN, M1 to M6, POWER, BAND, VF
Furthermore, it is also cleared by the HOLD signal going from high to low, or by the LC7233N-8818 entering tape
or CD mode.
The preset scan direction operates as shown below depending on the diode matrix FMB0, FMB1 and B0 to B2
settings.
FM1
(FM2)
(FM3)
FM mode
MW mode
Auto memory (AMEM) operation
When this key is held down for over 2 seconds, the LC7233N-8818 starts the auto memory operation. This
operation is performed in two cycles, the first in local mode (with the LOC pin high) and the second in DX mode
(with the loc pin low). The search starts from the low end of the band and stores the stations found in order from
M1 to M6. If all memories were not filled in local mode, it proceeds to the second cycle.
— FM band
[FM1, FM2 and FM3 selected] (diode matrix FMB0 and FMB1 set to 0 and 0)
: When started from the FM1 band stations are stored from FM1 M1 to FM1 M6 .................Six stations
: When started from the FM2 band stations are stored from FM2 M1 to FM2 M6 .................Six stations
: When started from the FM3 band stations are stored from FM3 M1 to FM3 M6 .................Six stations
[FM1 and FM2 selected] (diode matrix FMB0 and FMB1 set to 1 and 0)
: When started from the FM1 band stations are stored from FM1 M1 to FM1 M6 .................Six stations
: When started from the FM2 band stations are stored from FM2 M1 to FM2 M6 .................Six stations
[Only FM1 selected] (diode matrix FMB0 and FMB1 set to 0 and 1)
: When started from the FM1 band stations are stored from FM1 M1 to FM1 M6 .................Six stations
[VF selected] (diode matrix VF SELECT set to 1)
: When started from the VF band stations are stored from VF M1 to VF M6 .........................Six stations
MW (1)
(MW2)
No. 4743-19/36
LC7233N-8818
相關PDF資料
PDF描述
LC7233N Single-Chip PLL and Microcontroller with LCD Driver
LC7233 Single-Chip PLL and Microcontroller with LCD Driver
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