strb.w

Store Register Byte (Wide)

STRB.W <Rt>, [<Rn>, #<imm>]

Thumb-2 32-bit Store Byte.

Details

The Store Register Byte instruction thumb-2 32-bit Store Byte.

Pseudocode Operation

Memory[address] ← Rn

Example

STRB.W r3, [r1, #16]

Encoding

Binary Layout
111110001000
Rn
Rt
imm12
 
Format Thumb Store
Opcode 0xF8800000
Extension T32 (Thumb2)

Operands

  • Rt
    Transfer general-purpose register (load/store)
  • Rn
    First source / base general-purpose register
  • imm
    Signed immediate value