dptr 8051 example
Home / 8051 Instruction Set Manual ... Operation, MOV A = (direct). Example, MOV A, P0 ... Operation, MOV DPTR = immediate. Example, MOV DPTR, #1234h ... ,... A C AC F0 RS1 RS0 OV P Bytes 1 Cycles 2 Encoding 1111001i Operation MOVX (Ri) = A Example MOVX @R0, A MOVX A, @DPTR C AC F0 RS1 RS0 OV P.
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 dptr 8051 example 相關參考資料
8051 Instruction Set - Silicon Labs
The R0 and R1 registers can hold an 8-bit address, whereas DPTR can hold a 16-bit address. ♢ Used for the upper data memory area. ♢ Examples: MOV. https://www.silabs.com 8051 Instruction Set Manual: MOV - Keil
Home / 8051 Instruction Set Manual ... Operation, MOV A = (direct). Example, MOV A, P0 ... Operation, MOV DPTR = immediate. Example, MOV DPTR, #1234h ... https://www.keil.com 8051 Instruction Set Manual: MOVX - Keil
... A C AC F0 RS1 RS0 OV P Bytes 1 Cycles 2 Encoding 1111001i Operation MOVX (Ri) = A Example MOVX @R0, A MOVX A, @DPTR C AC F0 RS1 RS0 OV P. https://www.keil.com 8051指令表
利用DPTR或PC為基底值然後加上ACC所得位址 ... DPTR. 1245H. 外部記憶體1245H. 8051定址模式. 4. 暫存器定址(register addressing) ... 資料轉移指令-example 1. http://www.ccut.edu.tw Embedded Systems - Registers - Tutorialspoint
https://www.tutorialspoint.com PowerPoint 簡報 - ISCI LAB
For 8051, there are 8 addressing modes: ▫. Direct. ▫ ... 以暫存器R0, R1, SP, DPTR儲存運算元位址，欲存取之資料位址. 不直接寫 ... Sample program. ORG 00H. http://isci.cn.nctu.edu.tw Using "mov DPTR, #data16" in 8051 ASM - Embedded Related
Using "mov DPTR, #data16" in 8051 ASM. Started by Jack ○October 25, 2004. Chronological; Newest First. Referring to instruction: mov DPTR, #data16 I have ... https://www.embeddedrelated.co What is meant by DPTR in 8051 microcontroller? - Quora
DPTR is a data pointer register in 8051 , which is of 2 bytes(16bits). It is user accessible. it is used to point the memory locations(i.e addresses ). you can relate it ... https://www.quora.com 閱讀文章- 精華區Electronics - 批踢踢實業坊
有沒有8051高手,可以解釋一下呢?感恩. ... 感恩... 假如說要把位在A+DPTR 的資料丟入A 中， 就可以使用MOVC A , @A+DPTR; 其中A 為accumulator DPTR 為data pointer example: A的位址是3A，DPTR裡的資料是45，3A+45=7F， 那麼MOVC A ... https://www.ptt.cc |