Appendices ~ Appendix E: Serial Commands

119

RAMP – Ramp Gain Adjustment

This command starts/stops the gain ramp for an input, output, or assignable processing block. There is no query for this command.

Command form: DEVICE RAMP <Channel><Group><Rate>[Target]

Argument details

Name

Description

Unit

Device

0–7 or * to select all units

 

RAMP

Command

 

Channel

See Groups and Channels, page 93

 

Group

I, O, M, L, P, T, R (1, 2, 3, 5, 16, 17)

 

Rate

-50 to 50

dB/s

 

If value = 0. the ramp will stop

 

 

If value < 0, the gain will ramp down

 

 

If value > 0, the gain will ramp up

 

Target

-65 to 20

dB

 

If null in text, the ramp will use the

 

 

channel’s maximum and minimum for a target

 

Example: #47 RAMP 5 L 6 12 On PSR1212 unit 7 (#47), the gain (RAMP)

on Line Input 5 will increase at a rate of 6dB/sec until the 12dB point is

reached.

REFSEL - PA/AEC Reference Select

This command selects/reports which output is used for each mic as a reference for power amp adaptation mode and acoustic echo cancellation where applicable. There can be only one selection per mixer.

Command form: DEVICE REFSEL <Channel> [Ref. Group] [Ref. Channel]

Argument details

Name

Description

Device

0–7 or * to select all units

REFSEL

Command

Channel

1–8 (select mic input)

Ref. Group

0 = Output, E = Expansion bus

Ref. Channel

1–9, O–Z (select output or E-bus channel)

Example: #40 REFSEL 1 O 8 On PSR1212 unit 7 (#40), the PA/AEC reference

REFSEL for mic channel 1 is output (O) 12.

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ClearOne comm PSR1212 119, Ramp Ramp Gain Adjustment, Refsel PA/AEC Reference Select, Name Description Unit