CV 17| Extended Address (High Byte) |
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| Range of Values | 0-255 |
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| Accepted Values | 192-231 |
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| Default Value | 192 |
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NMRA CV 17 - Extended Address (High Byte)
The Extended Address is the locomotives address when the decoder is set up for extended addressing (indicated by a value of "1" in bit location 5 of CV#29). CV#17 contains the most significant bits of the two byte address and must have a value between (192) 11000000 and (231) 11100111, inclusive, in order for this two byte address to be valid. CV 18 contains the least significant bits of the address and may contain any value.
