     stepMillis: 100,
     factor: 1,
     add: -1,
-    minPWM: 32,
+    minPWM: 42,
     maxPWM: 64,
     startPWM: 0,
     useStartPWM: false,

    stepMillis: 100,
    factor: 0.9,
    add: 0,
    minPWM: 32,
    maxPWM: 255,
    startPWM: 0,
    useStartPWM: false,

    brake: false
  },
  { // accelerate and keep running
    maxMillis: 2000,
    stepMillis: 4,
    factor: 1,
    add: 1,
