Chapter 9 Writing Machine Language Instructions and Directive Statements
Instruction Statement Fields 149
9.2.2 Writing Operation Field
The operation field is written with a machine language instruction or directive.
Coding rules
Machine language instructions cannot mix case. They must use either upper or lower case throughout.
Coding examples
CONST1 equ 10
_CODE section CODE, PUBLIC, 2
start mov CONST1, D0
rts