• System usage: #define MENU_DEVICE 240
• Application usage: #define APP_MENU_DEVICE -1240
• Processed by: control receiver (_puppet)

Description: Open devices menu.

Parameter format: message parameter consists of the device to show followed by a space and then the session number. If no device is specified, the present menu page is opened. If the device is 'next', the menu page is adjusted and then shown.