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Added microphone TX (very basic for now)

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furrtek 2017-03-12 07:10:51 +00:00
parent 2d75722b74
commit 229ec3ea75
6 changed files with 282 additions and 1 deletions
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3
firmware/baseband/audio_dma.cpp
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@ -1,5 +1,6 @@
/*
* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
* Copyright (C) 2016 Furrtek
*
* This file is part of PortaPack.
*
@ -228,7 +229,7 @@ buffer_t rx_empty_buffer() {
if( next_lli ) {
const size_t next_index = next_lli - &lli_rx_loop[0];
const size_t free_index = (next_index + transfers_per_buffer - 2) & transfers_mask;
return { reinterpret_cast<sample_t*>(lli_rx_loop[free_index].srcaddr), transfer_samples };
return { reinterpret_cast<sample_t*>(lli_rx_loop[free_index].destaddr), transfer_samples };
} else {
return { nullptr, 0 };
}