Demo script reading RPM from RaceCapture input, and updating the current shift light value

shiftx2_obdii_smooth_shift_light.lua

shiftx_can = 1
shiftx_id = 0xE3700
function shiftx_tx(offset, data)
  txCAN(shiftx_can, shiftx_id + offset, 1, data)
  sleep(10)
end

function splitWord(value)
  return bit.band(value, 0xFF), bit.rshift(bit.band(value, 0xFF00),8)
end

function setLinearThreshold(id, seg, threshold, red, green, blue, flash)
  local lowt
  local hight
  lowt, hight = splitWord(threshold)				
  shiftx_tx(41,{id, seg, lowt, hight, red, green, blue, flash})
  sleep(10)
end

function configLinearGraph( renderStyle, linearStyle, lowRange, highRange)
  local lowRangeLow
  local lowRangeHigh
  local highRangeLow
  local highRangeHigh
  lowRangeLow, lowRangeHigh = splitWord(lowRange)
  highRangeLow, highRangeHigh = splitWord(highRange)
  shiftx_tx(40,{renderStyle, linearStyle, lowRangeLow, lowRangeHigh, highRangeLow, highRangeHigh})
  sleep(10)
end			

function updateLinearGraph(value)
  low, high = splitWord(value)
  shiftx_tx(42, {low, high})
end

function onTick()
  local rpm = readOBD2(12)
  updateLinearGraph(rpm)
end

setTickRate(30)
initCAN(0, 500000)			

configLinearGraph( 0, 0, 0, 7000)
setLinearThreshold(0, 0, 0, 0, 255, 0, 0)
setLinearThreshold(1, 0, 5000, 255,127, 0, 0)
setLinearThreshold(2, 0, 6000, 255, 0, 0, 10)