001package jmri.jmrix.powerline.cm11; 002 003/** 004 * Constants and functions specific to the CM11 interface. 005 * 006 * @author Bob Jacobsen Copyright (C) 2008 007 */ 008public class Constants { 009 010 public static final int POLL_REQ = 0x5A; 011 public static final int TIME_REQ_CP11 = 0xA5; 012 public static final int TIME_REQ_CP10 = 0xA6; 013 public static final int MACRO_INITIATED = 0x5B; 014 public static final int MACRO_LOAD = 0xFB; 015 public static final int CHECKSUM_OK = 0x00; 016 public static final int READY_REQ = 0x55; 017 public static final int FILTER_FAIL = 0xF3; 018 public static final int EXT_CMD_HEADER = 0x07; 019 020 public static final int POLL_ACK = 0xC3; 021 public static final int TIMER_DOWNLOAD = 0x9B; 022 023 /** 024 * Pretty-print a header code. 025 * 026 * @param b header byte 027 * @return formated as text of header byte 028 */ 029 public static String formatHeaderByte(int b) { 030 return "Dim: " + ((b >> 3) & 0x1F) 031 + ((b & 0x02) != 0 ? " function" : " address ") 032 + ((b & 0x01) != 0 ? " extended" : " "); 033 } 034 035}