Topic: 有冇人識寫電子產品的 Firmware |
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Posted by: iwave Posted on: 2002-10-02 15:22 請問有邊位大佬識有關 Firmware Programming 好似Discman咁,有個 Display會Show 出而家播緊乜野歌仔 我想知係唔係寫 Assembly Language ?! 請幫幫手 | |
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Posted by: RowdyTang Posted on: 2002-10-03 12:50 我好耐以前寫過firmware(都有成十幾年前),assembly language係唔錯[$#22021]選擇,但係凡事都有辣有唔辣,好處係efficiency夠高,壞處係要因應唔同[$#22021]processor用唔同[$#22021]assembly language,而且無論第一次programming和日後maintenance的難度都比較高。 另一個選擇可以用C language,好處和壞處差不多就是上述的相反。 但開工前你必須確定你已有所需資料和工具,如hardware technical reference(查閱hardware registers[$#22021]address mappings同埋每個register內所有bit[$#22021]on/off用途)、EPROM writer(唔駛講都知要[$#22175]做乜喇)...... 我知[$#22021][$#22050]可能已經out晒ga la,有冇人兄人姐可以update[$#21523]我呀,感激感激:):D:P | |
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Posted by: iczfirz Posted on: 2002-10-03 14:38 i浪.. 係咪你自己玩? 你玩開乜? c80. 8031? 你用開咩language? 你不如打俾我.. 90419964 | |

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