Player Falcon 3.0.0

key
lokey
hikey
lovel
hivel
volume
pan
bend_up
trigger(attack/release)
sample
tune
transpose
pitch_keytrack
pitch_keycenter
loop_mode
loop_start
loop_end
ampeg_delay
ampeg_attack
ampeg_hold
ampeg_decay
ampeg_sustain
ampeg_release
pitcheg_delay
pitcheg_attack
pitcheg_hold
pitcheg_decay
pitcheg_sustain
pitcheg_release
pitcheg_depth
fileg_delay
fileg_attack
fileg_hold
fileg_decay
fileg_sustain
fileg_release
fillfo_delay
fillfo_fade
fillfo_freq
pitchlfo_delay
pitchlfo_fade
pitchlfo_freq
fil_type
cutoff
resonance
locc64
hicc64
seq_position
polyphony

Source: https://www.kvraudio.com/forum/viewtopic.php?p=8773088#p8773088