AREA RESET, DATA, READONLY EXPORT __Vectors __Vectors DCD 0x10001000 DCD Reset_Handler ALIGN AREA MYCODE, CODE, READONLY ENTRY EXPORT Reset_Handler Reset_Handler MOV R5, #8 LDR R0, =SRC LDR R2, =target LDR R7, [R2] LDR R3, =result LDR R8, =found_addr MOV R4, #0 STR R4, [R3] STR R4, [R8] loop LDR R1, [R0], #4 CMP R1, R7 BEQ found SUBS R5, R5, #1 BNE loop B STOP found MOV R4, #1 STR R4, [R3] SUB R6, R0, #4 STR R6, [R8] STOP B STOP AREA CONSTS, DATA, READONLY SRC DCD 0xA, 0xB, 0xC, 0xD, 0xE, 0xF, 0x1, 0x2 target DCD 0x1 AREA DATA1, DATA, READWRITE result DCD 0 found_addr DCD 0 END