michael c82e51cf79 fix(intr): always assign the same intr to a same source, disable the source only when all the handlers disabled.
also document handlers sharing a same source.

TW#13454, https://github.com/nodemcu/nodemcu-firmware/issues/1874

Breaking change: handles assigned to a same source should have the same flag now.
2017-09-06 15:20:01 +08:00
..
2017-08-28 11:35:27 +08:00
2016-09-26 01:17:32 +08:00
2016-11-17 12:09:08 +08:00
2016-11-22 00:57:19 +08:00
2016-12-15 18:20:00 +08:00
2016-08-17 23:08:22 +08:00
2016-11-17 12:09:08 +08:00