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 objectPage http://www.yama-lab.org/fwb4pi/index.php?i2c-mpl3115a2-ex1 or http://www.yama-lab.org/fwb4pi/index.php?i2c-mpl3115a2-ex1
 device yamaRasPiDp9_1 or yamaRasPiDp9_2 start after no write for 10 min.
 command: set readInterval=30000
 command: set execInterval=0
 command: set reportLength=120
 command: program sensors
 program: 'ex("service","clear sendBuffer")
 program: '
 program: ' init i2c
 program: ex("pi4j", "i2c use 1")
 program: '
 program: '
 program: ' init barometer , MPL3115A2
 program: ex("pi4j", "i2c write1 0x60,0x26,0x39") 'set to altmeter with an OSR=128
 program: ex("pi4j", "i2c write1 0x60,0x13,0x07") 'enable data flags in PT_DATA_CFG
 program: delay(10)
 program: '
 program: ' read pressure
 program: p1s=ex("pi4j", "i2c read1 0x60,0x01")
 program: p2s=ex("pi4j", "i2c read1 0x60,0x02")
 program: p3s=ex("pi4j", "i2c read1 0x60,0x03")
 program: p1=s2i(p1s)
 program: p2=s2i(p2s)
 program: p3=s2i(p3s)
 program: px=(p1*256+p2)*256+p3
 program: px=px/16
 program: px=px/4.0
 program: px=px/100.0
 program:  ex("service","putSendBuffer device=pressure, Date="+ex("service","getCurrentDate.")+", v="+px)
 program: '
 program: ex("pi4j", "i2c close.")
 program: ex("service","sendResults.")
 command: end sensors
 command: run sensors
 result:
 device=pressure, Date=2019/3/21/ 19:39:45, v=0.0
 device=pressure, Date=2019/3/21/ 19:40:14, v=2446.675
 device=pressure, Date=2019/3/21/ 19:40:44, v=2446.675
 device=pressure, Date=2019/3/21/ 19:41:14, v=2446.675
 device=pressure, Date=2019/3/21/ 19:41:44, v=2446.675
 device=pressure, Date=2019/3/21/ 19:42:14, v=2446.675
 device=pressure, Date=2019/3/21/ 19:42:44, v=2446.675
 device=pressure, Date=2019/3/21/ 19:43:14, v=2446.675
 currentDevice="yamaRasPiDp1_1",Date=2019/3/21/ 19:43:14

 device=pressure, Date=2019/3/21/ 19:43:44, v=2446.675
 currentDevice="yamaRasPiDp1_1",Date=2019/3/21/ 19:43:44


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