1.2.1 Read Fill Level RX FIFO

Description

The SPI command “Read Fill Level RX FIFO” returns the fill level of the RX data FIFO.

Command Frame

Parameters

• 0x01 – Command ID
• 0x00 – Dummy byte (no information)
• 0x00 – Dummy byte (no information)

Return Values

• events.system – Event byte (for details see SPI command “Get Event Bytes”)
• events.events – Event byte (for details see SPI command “Get Event Bytes”)
• bytes – Fill level of RX DFIFO