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Circuit Diagram - Electronic countdown for AC control

$250-750 SGD

已完成
已发布超过 11 年前

$250-750 SGD

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Develop a circuit with the following features: - Countdown timer (00:00) - minutes and seconds using 4 (four) - 7 segment LED + 2 LEDs to fo the (:) between the minutes and seconds - 4 buttons 1) (+) increase the number of seconds and minutes 2) (-) decrease the number of seconds and minutes 3) (Start) start the countdown and turn on the AC power and turnoff status LED 4) (Stop) stop the countdown, return the countdown to default value and turn off the AC power and turn off status LED - The last countdown value has to me stored in the memory and should be displayed next time - c programming - microchip prefferable More details will be shared later on.
项目 ID: 2464912

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活跃12 年前

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Hello, I can help you with this [login to view URL] check your [login to view URL] you.
$250 SGD 在5天之内
5.0 (3条评论)
3.0
3.0
14威客以平均价$449 SGD来参与此工作竞价
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hi, i can help.
$700 SGD 在10天之内
4.8 (77条评论)
7.7
7.7
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hello i can do it thanks
$750 SGD 在15天之内
4.7 (33条评论)
6.5
6.5
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Hi, I can do this job.
$250 SGD 在5天之内
4.9 (25条评论)
5.3
5.3
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hey Electronic engineering undergraduate with the knowledge of Microchip PICs is here to help you. Pls see the PM.
$290 SGD 在10天之内
5.0 (7条评论)
4.5
4.5
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Hi I can do this for you see your pmb for proposal.
$250 SGD 在12天之内
4.5 (15条评论)
4.2
4.2
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Hello Sir, I worked on similar projects. Please check PMB.
$250 SGD 在5天之内
5.0 (4条评论)
3.5
3.5
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I have enough experience to implement this project.
$250 SGD 在14天之内
5.0 (5条评论)
2.6
2.6
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HI, I can do that
$500 SGD 在15天之内
5.0 (1条评论)
2.4
2.4
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I can do this.
$750 SGD 在15天之内
0.0 (0条评论)
0.0
0.0
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I would like to do it...
$550 SGD 在5天之内
0.0 (0条评论)
0.0
0.0
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Hello! I have already completed several similar projects based on 7-segment LED indicators. Please, read private message for more details.
$500 SGD 在30天之内
0.0 (0条评论)
0.0
0.0
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Custom software development (<b><i>Removed by Admin</i></b>)
$750 SGD 在1天之内
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Hi, I am ready to start this project.
$250 SGD 在7天之内
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SINGAPORE的国旗
Singapore, Singapore
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