dr51io.tmb for the DR51
Display byte value of digital inputs
and flash LED while relays are cycled.
End program if key hit on terminal keyboard.
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NEW
10 RELAY2=0
11 RELAY1=1
12 GOSUB 20
13 RELAY1=0
14 RELAY2=1
15 GOSUB 20
16 GOTO 10
20 LED=1
21 READDI
22 PRINT A
23 PRINT 13
24 PRINT 10
25 LED=0
26 A=KEY
27 IF A<>0 30
28 DELAY 5
29 RETURN
30 RELAYS=0