8051 nop
The NOP instruction does nothing. Execution continues with the next instruction. No registers or flags are affected by this instruction. NOP is typically used to ... ,PULSE: SETB P1.7 ; set pin 7 on port 1 to logic 1 NOP ; hold logic 1 on pin 7, port 1 NOP NOP NOP CLR P1.7 ; clear pin 7 on port 1 to logic 0 AJMP START ; go ... ,指令nop是一個1 byte的無動作指令,8051必須先到ROM中抓取指令,這個指令抓取需要2 clocks。之後,在8051裡面花10 clocks 執行該指令。這樣的過程總共需要 ... , 各位好*0* 我需要一個延遲1微秒的延遲程式 8051接上12MHz的震盪器 並以C語言來寫 目前所看 ... 可以看的到C語言是否真的只有執行nop這指令.,Refer to NOP in the 8051 Instruction Set Manual. Last Reviewed: Thursday, September 22, 2005. Did this article provide the answer you needed? ,Refer to NOP in the 8051 Instruction Set Manual. Last Reviewed: Thursday, September 22, 2005. Did this article provide the answer you needed? ,The _nop_ routine inserts a NOP instruction into the program. This routine can be used to pause for 1 CPU cycle. This routine is implemented as an intrinsic ... ,x86 CPU上的NOP指令實質上是XCHG EAX, EAX(操作碼同為0x90)--無任何作用的指令。 Intel 8051 / MCS-51系列, NOP, 1, 0x00. MIPS, NOP, 4, 0x00000000. , 而執行nop 剛好需要一個機械周期至於為何要用nop,而不用其他的指令,是因為nop就是沒有做任何事,所以對你的程式也不會有任何的影響 ..., 主要是分享Intel 8051/8052 實作上的筆記。 ... 最近又從別人的code 發現,其實在i=CNT 前加入nop 指令可以用來增加準確度到1us 喔,當然nop ...
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![]() 8051 nop 相關參考資料
8051 Instruction Set Manual: NOP - Keil
The NOP instruction does nothing. Execution continues with the next instruction. No registers or flags are affected by this instruction. NOP is typically used to ... http://www.keil.com 8051 Microcontroller: An Applications Based Introduction
PULSE: SETB P1.7 ; set pin 7 on port 1 to logic 1 NOP ; hold logic 1 on pin 7, port 1 NOP NOP NOP CLR P1.7 ; clear pin 7 on port 1 to logic 0 AJMP START ; go ... https://books.google.com.tw 8051 的執行 - FORMOSAOS
指令nop是一個1 byte的無動作指令,8051必須先到ROM中抓取指令,這個指令抓取需要2 clocks。之後,在8051裡面花10 clocks 執行該指令。這樣的過程總共需要 ... http://www.formosaos.url.tw 8051-延遲1微秒程式(C語言) | Yahoo奇摩知識+
各位好*0* 我需要一個延遲1微秒的延遲程式 8051接上12MHz的震盪器 並以C語言來寫 目前所看 ... 可以看的到C語言是否真的只有執行nop這指令. https://tw.answers.yahoo.com C51: USING NOP IN C - Embedded Development Tools
Refer to NOP in the 8051 Instruction Set Manual. Last Reviewed: Thursday, September 22, 2005. Did this article provide the answer you needed? http://www.realview.asia C51: USING NOP IN C - Keil
Refer to NOP in the 8051 Instruction Set Manual. Last Reviewed: Thursday, September 22, 2005. Did this article provide the answer you needed? http://www.keil.com Cx51 User's Guide: _nop_ Library Routine - Keil
The _nop_ routine inserts a NOP instruction into the program. This routine can be used to pause for 1 CPU cycle. This routine is implemented as an intrinsic ... http://www.keil.com NOP - 維基百科,自由的百科全書 - Wikipedia
x86 CPU上的NOP指令實質上是XCHG EAX, EAX(操作碼同為0x90)--無任何作用的指令。 Intel 8051 / MCS-51系列, NOP, 1, 0x00. MIPS, NOP, 4, 0x00000000. https://zh.wikipedia.org [8051] 時間的概念@ 不會的就放這邊:: 痞客邦::
而執行nop 剛好需要一個機械周期至於為何要用nop,而不用其他的指令,是因為nop就是沒有做任何事,所以對你的程式也不會有任何的影響 ... https://anal02.pixnet.net 利用printf 來算出delay 1ms 的函數 - 邱小新の單晶片筆記
主要是分享Intel 8051/8052 實作上的筆記。 ... 最近又從別人的code 發現,其實在i=CNT 前加入nop 指令可以用來增加準確度到1us 喔,當然nop ... http://jyhshin3.blogspot.com |