<p></p>
<p><b>@jeandudey</b> commented on this pull request.</p>

<hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/13295#discussion_r420325111">cpu/cc26x2_cc13x2/radio/rf_netdev.c</a>:</p>
<pre style='color:#555'>> +#include "cc26x2_cc13x2_rfc.h"
+#include "cc26xx_cc13xx_rfc_mailbox.h"
+#include "cc26xx_cc13xx_rfc_prop_mailbox.h"
+#include "cc26xx_cc13xx_rfc_queue.h"
+#include "vendor/rf_patch_cpe_prop.h"
+
+#define ENABLE_DEBUG (0)
+#include "debug.h"
+
+#include "cpu.h"
+
+#define TX_BUF_SIZE (144)
+
+static uint8_t _tx_buf0[TX_BUF_SIZE] __attribute__ ((aligned(4)));
+
+#define RX_BUF_SIZE (144)
</pre>
<p>PHR length is the length of the PHY header, they're different, however, the PHR specifies the FCS length, which can be 2 octects or 4.</p>
<p><a target="_blank" rel="noopener noreferrer" href="https://user-images.githubusercontent.com/5952531/81102700-9a87f100-8ed5-11ea-8ee6-cebc35e9a6e0.png"><img src="https://user-images.githubusercontent.com/5952531/81102700-9a87f100-8ed5-11ea-8ee6-cebc35e9a6e0.png" alt="Screenshot from 2020-05-05 13-37-34" style="max-width:100%;"></a></p>

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