Pause the game before entering the following cheats.
Square, square, square, triangle, square – 1000 credits, one time only
Square, triangle, triangle, triangle, square, square, triangle – 10000 credits, one time only
Square, square, square, triangle, triangle – 2000 credits, one time only
Square, square, square, triangle, square, triangle – 5000 credits, one time only
Triangle, square, triangle, triangle, square, triangle – Refills stasis meter
Triangle, square, square, square, triangle – Adds two power nodes, one time only
Triangle, square, triangle, square, square, triangle, square, square, triangle, square, square, triangle – Plus five nodes
Square, square, triangle, triangle, triangle – More oxygen