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Source bus (c1 – c4) commands – Grass Valley Switcher Products User Manual

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Switcher Products — Protocols Manual

Section 2 — Editor Protocol

Source Bus (C1 – C4) Commands

The Source Bus commands enable the editor to select any source on a bus
specified by the effects address, and the command code.

Table 30. Source Bus Commands

Function

Byte

Count

Effects

Address

Command

Code

Message

BKGD A/AUX

03

EX

C1

Source #

BKGD B

03

EX

C2

Source #

KEY1/DSK 1

03

EX

C3

Source #

KEY2/DSK 2

03

EX

C4

Source #