As the 'is_tx = 0' cannot be moved in the entire handler thanks to a attainable race amongst the delay in switching to STATE_RX_AACK_ON as well as a new interrupt, we introduce an intermediate 'was_tx' boolean just for this function. There is no Fixes tag implementing in this article, quite https://hectorhjlmm.blogvivi.com/29172473/considerations-to-know-about-astra-premium