如何製作簡單計時器
回答 (2)
2007-10-08 7:11 pm
✔ 最佳答案
如你對電子製作認識不太深, 可考慮用套件, 些包埋外殼, 只需有電烙鐵, 鍚線和剪鉗, 做好後便可使用. 鴨寮街 華輝 有幾個牌子的套件可供選擇, 而計時器一定有, 有簡單有複雜的. 或可到下列網址先看看有沒有適合的.華輝 http://www.weclonline.com/
金百達 http://www.comebetter.com.hk/
http://www.learn-electronics.com/product.php?p_typeid=2&page=2
2007-10-07 10:37 pm
1. simple clock pluse: NE555 and subject to suitiable capacitor & resistor.
2. Other: IC 146818 with 4.19430M cystal, real time clock - input type: by 8-bit digital.
Detail, pls find reference book,
2. Other: IC 146818 with 4.19430M cystal, real time clock - input type: by 8-bit digital.
Detail, pls find reference book,
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