As being the 'is_tx = 0' cannot be moved in the whole handler as a consequence of a doable race concerning the hold off in switching to STATE_RX_AACK_ON as well as a new interrupt, we introduce an intermediate 'was_tx' boolean only for this reason. There's no Fixes tag making use https://cashilmnm.pages10.com/new-step-by-step-map-for-schema-pro-64290034