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參數(shù)資料
| 型號： | UPD17071GB-012-1A7 |
| 廠商： | NEC Corp. |
| 英文描述： | 4-BIT SINGLE-CHIP MICROCONTROLLER WITH PLL FREQUENCY SYNTHESIZER CONTROLLER FOR PORTABLE FM/AM RADIO AND TV |
| 中文描述： | 4位單片機與鎖相環(huán)頻率合成器控制器的便攜式調頻/調幅廣播電視 |
| 文件頁數(shù)： | 23/48頁 |
| 文件大?。?/td> | 296K |
| 代理商： | UPD17071GB-012-1A7 |
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μ
PD17071GB-012
23
Momentary Key
Function Description
(1) Preset memory writing
By pressing the
Write data to the preset memory in the following sequence:
When initialization diode switch MEMSEL = 0
key, the preset memory is enabled to be written for 10 seconds.
Select the frequency to be stored to the memory
by using the
UP
and
keys.
Press the
key
to enable the preset memory to be written.
Press any of the
in accordance with the preset memory to
which data is to be written, and write data to the preset memory.
through
keys
When initialization diode switch MEMSEL = 1
Select the frequency to be stored in the memory
by using the
UP
and
key.
Enable the preset memory to be written
by pressing the
The preset memory holding the station received last plus one is
automatically selected as the preset memory to be written.
key.
Select the preset memory to be written,
by using the
MEMORY UP
key.
Press the
to write data to the preset memory.
key again
MEMORY
MEMORY
MEMORY
MEMORY
MEMORY
DOWN
M1
M5
DOWN
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