5: BASIC Stamp Command Reference – RCTIME
BASIC Stamp Programming Manual 2.0c
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Page 259
Demo Program (RCTIME2.bs2)
' This program illustrates the use of RCTIME as a fast stopwatch. The program energizes
' a relay coil, then measures how long it takes for the relay contacts to close. Figure 5.30
' shows the circuit. Note that RCTIME doesn't start timing instantly.
'{$STAMP BS2} 'STAMP directive (specifies a BS2)
Result VAR WORD
Again:
Low 6 'Energize relay coil.
RCTIME 7, 1, Result 'Measure time to contact closure.
DEBUG "Time to close: ", DEC Result, CR
HIGH 6 'Release the relay.
PAUSE 1000 'Wait a second.
GOTO Again 'Do it again.
relay
contacts
relay coil
10 k
Ω
Relay: 5Vdc reed
relay with 20mA
coil, eg., Radio
Shack 275-232
P6
P7
Vss
Vdd
Vdd
Figure 5.30: Relay circuit for Demo
Program 2.
Содержание BASIC Stamp 2e
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Страница 90: ...BUTTON BASIC Stamp Command Reference Page 88 BASIC Stamp Programming Manual 2 0b www parallaxinc com...
Страница 118: ...END BASIC Stamp Command Reference Page 116 BASIC Stamp Programming Manual 2 0b www parallaxinc com...
Страница 128: ...FREQOUT BASIC Stamp Command Reference Page 126 BASIC Stamp Programming Manual 2 0b www parallaxinc com...
Страница 196: ...NAP BASIC Stamp Command Reference Page 194 BASIC Stamp Programming Manual 2 0b www parallaxinc com...
Страница 206: ...OWIN BASIC Stamp Command Reference Page 204 BASIC Stamp Programming Manual 2 0b www parallaxinc com...
Страница 214: ...OWOUT BASIC Stamp Command Reference Page 212 BASIC Stamp Programming Manual 2 0b www parallaxinc com...
Страница 216: ...PAUSE BASIC Stamp Command Reference Page 214 BASIC Stamp Programming Manual 2 0b www parallaxinc com...
Страница 226: ...POLLMODE BASIC Stamp Command Reference Page 224 BASIC Stamp Programming Manual 2 0b www parallaxinc com...
Страница 232: ...POLLOUT BASIC Stamp Command Reference Page 230 BASIC Stamp Programming Manual 2 0b www parallaxinc com...
Страница 236: ...POLLRUN BASIC Stamp Command Reference Page 234 BASIC Stamp Programming Manual 2 0b www parallaxinc com...
Страница 240: ...POLLWAIT BASIC Stamp Command Reference Page 238 BASIC Stamp Programming Manual 2 0b www parallaxinc com...
Страница 262: ...RCTIME BASIC Stamp Command Reference Page 260 BASIC Stamp Programming Manual 2 0b www parallaxinc com...
Страница 274: ...RUN BASIC Stamp Command Reference Page 272 BASIC Stamp Programming Manual 2 0b www parallaxinc com...
Страница 310: ...SEROUT BASIC Stamp Command Reference Page 308 BASIC Stamp Programming Manual 2 0b www parallaxinc com...
Страница 324: ...STOP BASIC Stamp Command Reference Page 322 BASIC Stamp Programming Manual 2 0b www parallaxinc com...
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