{"resolved":true,"match_type":"uuid","source_type":"original_book","book_id":"38270854-596f-4a26-8183-db8c968c6020","title":"编码 隐匿在计算机软硬件背后的语言","author":null,"edition":null,"publisher":null,"year":null,"isbn":"9787121181184","requested_by":"printed_page","book":{"source_type":"original_book","book_id":"38270854-596f-4a26-8183-db8c968c6020","id":"38270854-596f-4a26-8183-db8c968c6020","uuid":"38270854-596f-4a26-8183-db8c968c6020","title":"编码 隐匿在计算机软硬件背后的语言","normalized_title":"编码隐匿在计算机软硬件背后的语言","author":null,"edition":null,"publisher":null,"year":null,"isbn":"9787121181184","isbns":["9787121181184","0123456789","6044921875","3039331000","0000000000","0000000000000"],"parsed":true,"ai_readable":true,"document_type":"book","page_count":438,"navigation_url":"https://workshop.closeclaw.top/ai/book/38270854-596f-4a26-8183-db8c968c6020","title_url":"https://workshop.closeclaw.top/ai/title/%E7%BC%96%E7%A0%81%20%E9%9A%90%E5%8C%BF%E5%9C%A8%E8%AE%A1%E7%AE%97%E6%9C%BA%E8%BD%AF%E7%A1%AC%E4%BB%B6%E8%83%8C%E5%90%8E%E7%9A%84%E8%AF%AD%E8%A8%80","fixed_page_url_template":"https://workshop.closeclaw.top/ai/book/38270854-596f-4a26-8183-db8c968c6020/page/{printed_page}","path_api_url_template":"https://workshop.closeclaw.top/api/ai/book/38270854-596f-4a26-8183-db8c968c6020/page/{printed_page}","read_url":"https://workshop.closeclaw.top/api/ai/read/38270854-596f-4a26-8183-db8c968c6020","page_url":"https://workshop.closeclaw.top/api/ai/books/38270854-596f-4a26-8183-db8c968c6020/page","search_url":"https://workshop.closeclaw.top/api/ai/books/38270854-596f-4a26-8183-db8c968c6020/search"},"page":{"printed_page":285,"pdf_page":301,"physical_index":301,"physical_index_base":0,"printed_page_status":"recognized","page_sha256":"5d30ddb22488a48cff611be9212afa96afbf0ca1c156c10252ee5a8e2d77b20c"},"chapter":"编码隐匿在计算机软硬件背后的语言","content":"例如，当指令：\n\nMVI E, 37h\n\n执行后，寄存器E存放的字节是37h。这就是我们要介绍的第三种寻址方式一立即数寻址(immediate addressing)。\n\n下面将列出一个操作码集，包括32个操作码，它们能完成4种基本的算术运算，这些运算在第17章设计处理器时我们已经熟悉了，它们是加法(ADD)、进位加法(ADC)、减法（SUB）和借位减法（SBB）。可以看到，在所有的例子中，累加器始终用于存放其中的一个操作数，同时用来保存计算结果。这些指令如下。\n\n19两种典型的微处理器\n\n285","previous_page":284,"next_page":286}