User Manual

Command Reference
34 Elektronik-Systeme Lauer, MAEN976
6.8 MCC_SCALINGMODE (0x8C)
Scaling Mode
Sets or queries the main scaling mode.
Supported since Firmware Version
MT223 NAV-230G: 1.0
MT226 NAV-230G: 1.0-DSCALE2
Command Stream
0 1 2 3 4 5 6 7...7+[LEN]-1 7+[LEN]
0x07 ADR 0x4D 0x43 0x43 LEN ICHKH 0x8C Param ICHKD
MT223 NAV-230G
Param: QUERY
Value: “?” (0x3F)
Type: ASCII character
Length: 1
Description: Query the current scaling mode
MT226 NAV-230G
Param: ABSOLUTE
Value: “0”: Full screen
“1”: Letterbox
“2”: Pillarbox
“3”: Pillarbox expand
“4”: Letterbox expand
“5”: Waterglass
“6”: Panoramic
Type: One-digit ASCII-encoded hexadecimal number
Length: 1
Description: New scaling mode
Param: RESET
Value: “R” or “r” (0x52 or 0x72)
Type: ASCII character
Length: 1
Description: Reset the scaling mode to an internally predefined value
Param: QUERY
Value: “?” (0x3F)
Type: ASCII character
Length: 1
Description: Query the current scaling mode