tree 2f3fb7a0b7b039f8c00343a53e9f66bc7e4b9a7b
parent 5383e639e34a027600417152078d78131d184ece
author Eddie Hung <eddie@fpgeh.com> 1574966778 -0800
committer Eddie Hung <eddie@fpgeh.com> 1574966778 -0800

Fix max conditions, add doc