totem::nt2::vfat Namespace Reference

Functions
uint8_t	channelMarker (const VFATFrame &frame, size_t ch_id)
	retrieve this channel marker More...
uint16_t	leadingEdgeTime (const VFATFrame &frame, size_t ch_id)
	get timing information for single leading edge More...
uint16_t	newChannelId (const VFATFrame &frame, size_t ch_id)
	retrieve the HW identifier for this channel, in firmware >2.1 More...
uint8_t	statusMarker (const VFATFrame &frame)
	retrieve the header status flags More...
uint16_t	trailingEdgeTime (const VFATFrame &frame, size_t ch_id)
	get timing information for single trailing edge More...

Variables
static constexpr size_t	header_offset = 3
static constexpr size_t	num_channels_per_payload = 2
	multiplicity of channels combined into a single payload More...
static constexpr size_t	num_words_per_channel = 4
	multiplicity of 32-bit words combined into a single channel payload More...

Detailed Description

Utilitary namespace to retrieve timing/status information from nT2 VFAT frame

Function Documentation

channelMarker()

uint8_t totem::nt2::vfat::channelMarker ( const VFATFrame &  frame, size_t  ch_id  )

inline

retrieve this channel marker

Definition at line 35 of file TotemT2VFATFrame.h.

References header_offset, and num_words_per_channel.

Referenced by RawToDigiConverter::run().

                                                                     {
    return frame.getData()[header_offset + 1 + num_words_per_channel * ch_id] & 0x1f;
  }

leadingEdgeTime()

uint16_t totem::nt2::vfat::leadingEdgeTime ( const VFATFrame &  frame, size_t  ch_id  )

inline

get timing information for single leading edge

Definition at line 27 of file TotemT2VFATFrame.h.

References header_offset, and num_words_per_channel.

Referenced by RawToDigiConverter::run().

                                                                        {
    return frame.getData()[header_offset + 2 + num_words_per_channel * ch_id] & 0xffff;
  }

newChannelId()

uint16_t totem::nt2::vfat::newChannelId ( const VFATFrame &  frame, size_t  ch_id  )

inline

retrieve the HW identifier for this channel, in firmware >2.1

Definition at line 43 of file TotemT2VFATFrame.h.

References header_offset, and num_words_per_channel.

Referenced by RawToDigiConverter::run().

                                                                     {
    return frame.getData()[header_offset + 0 + num_words_per_channel * ch_id] & 0xffff;
  }

statusMarker()

uint8_t totem::nt2::vfat::statusMarker ( const VFATFrame &  frame )

inline

retrieve the header status flags

Definition at line 40 of file TotemT2VFATFrame.h.

References header_offset.

Referenced by RawToDigiConverter::run().

{ return (frame.getData()[header_offset - 1] >> 8) & 0xf; }

trailingEdgeTime()

uint16_t totem::nt2::vfat::trailingEdgeTime ( const VFATFrame &  frame, size_t  ch_id  )

inline

get timing information for single trailing edge

Definition at line 31 of file TotemT2VFATFrame.h.

References header_offset, and num_words_per_channel.

Referenced by RawToDigiConverter::run().

                                                                         {
    return frame.getData()[header_offset + 3 + num_words_per_channel * ch_id] & 0xffff;
  }

Variable Documentation

header_offset

constexpr size_t totem::nt2::vfat::header_offset = 3

static

Definition at line 25 of file TotemT2VFATFrame.h.

Referenced by channelMarker(), leadingEdgeTime(), newChannelId(), statusMarker(), and trailingEdgeTime().

num_channels_per_payload

constexpr size_t totem::nt2::vfat::num_channels_per_payload = 2

static

multiplicity of channels combined into a single payload

Definition at line 24 of file TotemT2VFATFrame.h.

Referenced by RawToDigiConverter::run().

num_words_per_channel

constexpr size_t totem::nt2::vfat::num_words_per_channel = 4

static

multiplicity of 32-bit words combined into a single channel payload

Definition at line 22 of file TotemT2VFATFrame.h.

Referenced by channelMarker(), leadingEdgeTime(), newChannelId(), and trailingEdgeTime().