AMX AXCESS CONTROL SYSTEM PROGRAM Instruction Manual page 130

Appendix
16. No line should extend beyond the edge of the screen, and multi-line commands should be
aligned.
Not recommended:
IF(SYSTEM_POWER AND(SYSTEM_POWER AND([INPUT,TV_POWER]OR IN |
CALL 'CHANGE CHANNEL' (TUNER,CHANNEL)
[TP,169]=SYTEM_POWER AND ([INPUT,TV_POWER] OR [(INPUT,VCR_|
Standard:
IF(SYSTEM_POWER AND (SYSTEM_POWER AND ([INPUT,TV_POWER] OR |
INPUT,VCR_POWER])))
CALL 'CHANGE CHANNEL' (TUNER,CHANNEL)
[TP,169] = SYTEM_POWER AND ([INPUT,TV_POWER] OR
17. PUSH statements should all have comments indicating which button on the panel uses the
command.
Not recommended:
PUSH[TP,25]
TO [RELAY,3]
Standard:
PUSH[TP,25]
TO [LIGHTS,LIGHTS_OFF]
18. Many programmers choose to assign more descriptive names in DEFINE_CONSTANT, rather
than to simply use channel numbers.
Standard:
DEFINE_CONSTANT
PLAY
STOP
PAUSE
FFWD
REW
REC
19. Make sure the names given to variables and are indicative of their usage.
20. Using descriptive names can sometimes be an acceptable alternative to adding comments.
Standard:
PUSH[SWP,8]
TO [RELAY_3,1]
Also correct:
PUSH[SWP,8]
TO [CASS_1,CASS_PLAY]
If you choose not to use descriptive names for constants you must comment your
code!
21. Similar sections of code should be kept together and commented as such.
122
[INPUT,VCR_POWER])
= 1
= 2
= 3
= 4
= 5
= 8
(* LIGHTS OFF *)
(* CASSETTE DECK #1 PLAY *)
Axcess Programming Language
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