ARM 教材 - cortex-m - 2 - MOV instruction

Index: Data Process



Hackpad

前篇: Instruction Set 

• typical instruction format : two or three operands

Opcode DestReg, Operand2

Opcode DestReg, SrcReg, Operand2

• instruction encoded in 16-bit or 32-bit

• MOV R0, #0x11 : 把值 0x11 寫入 R0 暫存器

• MOV R1, #2560 : 十進位值

MVN : 值會做一個 NOT 後, 再存進去

http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0204ic/Cihcdbca.html

MOVW / MOVT : 搬 16-bit 到 low halfword / high halfword

register 間搬移 : e.g. MOV R4, R1a

下一篇 : load/store