Drivetrain now kind of works.

Change-Id: Ib8a518f849553949fff1095421cef1fd6f977f44
diff --git a/aos/input/drivetrain_input.cc b/aos/input/drivetrain_input.cc
index c4fd232..a5827c3 100644
--- a/aos/input/drivetrain_input.cc
+++ b/aos/input/drivetrain_input.cc
@@ -207,9 +207,9 @@
       kWheelVelocityHigh(2, 2), kWheelVelocityLow(2, 5), kWheelTorqueHigh(2, 3),
       kWheelTorqueLow(2, 6);
 
-  const ButtonLocation kQuickTurn(1, 4);
-  const ButtonLocation kShiftHigh(1, 2);
-  const ButtonLocation kShiftLow(1, 3);
+  const ButtonLocation kQuickTurn(1, 3);
+  const ButtonLocation kShiftHigh(1, 1);
+  const ButtonLocation kShiftLow(1, 2);
 
   // Nop
   const ButtonLocation kTurn1(1, 9);