參數(shù)資料
型號(hào)： UPD178024GC-051-8BT
廠商： NEC Corp.
元件分類： 通用總線功能
英文描述： 8-BIT SINGLE-CHIP MICROCONTROLLER WITH ON-CHIP PRESCALER, PLL FREQUENCY SYNTHESIZER, AND IF COUNTER FOR AUTOMOTIVE FM/MW/LW RADIO WITH CD PLAYER
中文描述： 8位單片機(jī)具有片上標(biāo)器，鎖相環(huán)頻率合成器，如柜臺(tái)，汽車調(diào)頻/中波/龍運(yùn)收音機(jī)帶CD播放器
文件頁(yè)數(shù)： 63/98頁(yè)
文件大?。?/td> 467K
代理商： UPD178024GC-051-8BT
Data Sheet U14608EJ1V0DS00
63
μ
PD178024GC-051
Indicator
Description
Digits <3> through <7>
(12) Clock
If use of the clock function is specified by the initialization switch “NOCLK”, the clock is displayed
with “:” when the clock function is selected in the power-off status and power-on status.
The clock is not displayed in the standby mode.
If the minute digits of the clock display 9 minutes or less, the minute digit is prefixed with 0.
However, the hour digit is not prefixed with 0.
“:” is displayed blinking at a frequency of 1 Hz and with a duty factor of 50%.
The clock is displayed as follows, depending on the setting of the initialization switch “CLK12”.
Example of clock in 24-hour mode
“
0 : 0 0 ”: 12 o’clock midnight
“
8 : 0 7 ”: 8 o’clock 7 minutes in the morning
“
1 2 : 0 0 ”: 12 o’clock midday
“
2 1 : 5 9 ”: 9 o’clock 59 minutes in the evening
Example of 12-hour mode
In the 12-hour mode, digits <1> and <2> indicates the morning (AM) or afternoon (PM).
“ A M
1 2 : 0 0 ”: 12 o’clock midnight
“ A M
8 : 0 7 ”: 8 o’clock 7 minutes in the morning
“ P M
1 2 : 0 0 ”: 12 o’clock midday
“ P M
9 : 5 9 ”: 9 o’clock 59 minutes in the evening
(13) Power-on indication
On power application, the following message is displayed.
“
P
O N ” : Power-on indication
At this time, digits <3> and <5> remain dark.
The power-on indication lasts until mute output on power application ends.
For mute output on power application, refer to “12. MUTE OUTPUT TIMING CHART”.
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