function convert_16_bit(msb, lsb, conv)--Returns a number, adjusted using the conversion factor. Use 1 if not desired  
  res = 0
  if msb >= 128 then
    res = (-0x7FFF+((msb-128)*256+lsb))/conv
  else
    res = (msb*256+lsb)/conv
  end
  return res
end

GNDAddr = 0x48 
VDDAddr = 0x49 
SDAAddr = 0x4A 
SCLAddr = 0x4B 
I2C.config(3, 2, 65516, 0, GNDAddr)

MB.W(1000, 3, 3) --set DAC0 to 3v
MB.W(1002, 3, 1.5) --set DAC1 to 2.5V

--init
MB.W(5104, 0, GNDAddr)--change target to 1st ads
I2C.write({GNDAddr, 0x01, 0x02E2 })--ADS address, address pointer reg - 01:config reg 0000 0010 1000 0011 - change PGA etc. for real
I2C.write({GNDAddr, 0x10, 0x8000 }) --ADS address, address pointer reg - 02:low_thresh reg 
I2C.write({GNDAddr, 0x11, 0x7FFF }) --ADS address, address pointer reg - 02:high_thresh reg 
I2C.write({GNDAddr, 0x00 })--ADS address, address pointer reg - 00:conversion reg 

--Begin loop
LJ.IntervalConfig(0, 10) --change to 1000
while true do
  if LJ.CheckInterval(0) then
    MB.W(5104, 0, GNDAddr)
    Adata = {}
    dataIn = I2C.writeRead(GNDAddr, 2)  
    table.insert(Adata, convert_16_bit(dataIn[1], dataIn[2], 1))
    dataIn = I2C.writeRead(GNDAddr, 2)  
    table.insert(Adata, convert_16_bit(dataIn[1], dataIn[2], 1))
    
    --Report results to print() and User RAM--
    MB.W(46180, 0, Adata[1])
    MB.W(46181, 0, Adata[2])
    print("A0: "..Adata[1].." A1: "..Adata[2])
    print("------")
  end
end