7.6.2 Read Fill Level TX FIFO

Description

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

Command Frame

Parameters

• 0x02 – 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 TX DFIFO