Sample from: CP/M MAC MACRO ASSEMBLER - LANGUAGE MANUAL AND APPLICATIONS GUIDE

	org	0100h		;transient program area
bdos	equ	0005h		;bdos entry point
wchar	equ	2		;write character function

;enter with ccp's return address in the stack
;write a single character (?) and return
	mvi	C,wchar		;write character function
	mvi	e,'?'		;character to write
	call	bdos		;write the character
	ret			;return to the ccp
	end	100h		;start address is 100h