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Created August 20, 2025 06:16
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  1. dotcypress created this gist Aug 20, 2025.
    378 changes: 378 additions & 0 deletions mavlink-crc-extra-lookup.js
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,378 @@
    function lookup_crc_extra(message_id) {
    const CRC_EXTRA = [
    [0, 50],
    [1, 124],
    [2, 137],
    [4, 237],
    [5, 217],
    [6, 104],
    [7, 119],
    [8, 117],
    [11, 89],
    [20, 214],
    [21, 159],
    [22, 220],
    [23, 168],
    [24, 24],
    [25, 23],
    [26, 170],
    [27, 144],
    [28, 67],
    [29, 115],
    [30, 39],
    [31, 246],
    [32, 185],
    [33, 104],
    [34, 237],
    [35, 244],
    [36, 222],
    [37, 212],
    [38, 9],
    [39, 254],
    [40, 230],
    [41, 28],
    [42, 28],
    [43, 132],
    [44, 221],
    [45, 232],
    [46, 11],
    [47, 153],
    [48, 41],
    [49, 39],
    [50, 78],
    [51, 196],
    [54, 15],
    [55, 3],
    [61, 167],
    [62, 183],
    [63, 119],
    [64, 191],
    [65, 118],
    [66, 148],
    [67, 21],
    [69, 243],
    [70, 124],
    [73, 38],
    [74, 20],
    [75, 158],
    [76, 152],
    [77, 143],
    [80, 14],
    [81, 106],
    [82, 49],
    [83, 22],
    [84, 143],
    [85, 140],
    [86, 5],
    [87, 150],
    [89, 231],
    [90, 183],
    [91, 63],
    [92, 54],
    [93, 47],
    [100, 175],
    [101, 102],
    [102, 158],
    [103, 208],
    [104, 56],
    [105, 93],
    [106, 138],
    [107, 108],
    [108, 32],
    [109, 185],
    [110, 84],
    [111, 34],
    [112, 174],
    [113, 124],
    [114, 237],
    [115, 4],
    [116, 76],
    [117, 128],
    [118, 56],
    [119, 116],
    [120, 134],
    [121, 237],
    [122, 203],
    [123, 250],
    [124, 87],
    [125, 203],
    [126, 220],
    [127, 25],
    [128, 226],
    [129, 46],
    [130, 29],
    [131, 223],
    [132, 85],
    [133, 6],
    [134, 229],
    [135, 203],
    [136, 1],
    [137, 195],
    [138, 109],
    [139, 168],
    [140, 181],
    [141, 47],
    [142, 72],
    [143, 131],
    [144, 127],
    [146, 103],
    [147, 154],
    [148, 178],
    [149, 200],
    [150, 134],
    [151, 219],
    [152, 208],
    [153, 188],
    [154, 84],
    [155, 22],
    [156, 19],
    [157, 21],
    [158, 134],
    [160, 78],
    [161, 68],
    [162, 189],
    [163, 127],
    [164, 154],
    [165, 21],
    [166, 21],
    [167, 144],
    [168, 1],
    [169, 234],
    [170, 73],
    [171, 181],
    [172, 22],
    [173, 83],
    [174, 167],
    [175, 138],
    [176, 234],
    [177, 240],
    [178, 47],
    [179, 189],
    [180, 52],
    [181, 174],
    [182, 229],
    [183, 85],
    [184, 159],
    [185, 186],
    [186, 72],
    [191, 92],
    [192, 36],
    [193, 71],
    [194, 98],
    [195, 120],
    [200, 134],
    [201, 205],
    [214, 69],
    [215, 101],
    [216, 50],
    [217, 202],
    [218, 17],
    [219, 162],
    [220, 34],
    [221, 71],
    [222, 15],
    [223, 119],
    [224, 102],
    [225, 208],
    [226, 207],
    [230, 163],
    [231, 105],
    [232, 151],
    [233, 35],
    [234, 150],
    [235, 179],
    [241, 90],
    [242, 104],
    [243, 85],
    [244, 95],
    [245, 130],
    [246, 184],
    [247, 81],
    [248, 8],
    [249, 204],
    [250, 49],
    [251, 170],
    [252, 44],
    [253, 83],
    [254, 46],
    [256, 71],
    [257, 131],
    [258, 187],
    [259, 92],
    [260, 146],
    [261, 179],
    [262, 12],
    [263, 133],
    [264, 49],
    [265, 26],
    [266, 193],
    [267, 35],
    [268, 14],
    [269, 109],
    [270, 59],
    [271, 22],
    [275, 126],
    [276, 18],
    [277, 62],
    [280, 70],
    [281, 48],
    [282, 123],
    [283, 74],
    [284, 99],
    [285, 137],
    [286, 210],
    [287, 1],
    [288, 20],
    [290, 251],
    [291, 10],
    [295, 234],
    [299, 19],
    [300, 217],
    [301, 243],
    [310, 28],
    [311, 95],
    [320, 243],
    [321, 88],
    [322, 243],
    [323, 78],
    [324, 132],
    [330, 23],
    [331, 91],
    [332, 236],
    [333, 231],
    [334, 72],
    [335, 225],
    [336, 245],
    [339, 199],
    [340, 99],
    [350, 232],
    [354, 210],
    [355, 6],
    [360, 11],
    [361, 93],
    [369, 151],
    [370, 75],
    [371, 10],
    [372, 26],
    [373, 117],
    [375, 251],
    [380, 232],
    [385, 147],
    [386, 132],
    [387, 4],
    [388, 8],
    [390, 156],
    [395, 0],
    [396, 50],
    [397, 182],
    [400, 110],
    [401, 183],
    [410, 160],
    [411, 106],
    [412, 33],
    [413, 77],
    [414, 109],
    [415, 161],
    [420, 20],
    [435, 134],
    [436, 193],
    [437, 30],
    [440, 66],
    [441, 169],
    [510, 245],
    [511, 28],
    [512, 184],
    [8002, 218],
    [8003, 231],
    [8004, 172],
    [8005, 251],
    [8006, 97],
    [8007, 64],
    [8008, 234],
    [8009, 144],
    [8010, 155],
    [8011, 20],
    [8012, 54],
    [8013, 222],
    [8014, 200],
    [8015, 23],
    [8016, 149],
    [9000, 113],
    [9005, 117],
    [10001, 209],
    [10002, 186],
    [10003, 4],
    [10151, 195],
    [11000, 134],
    [11001, 15],
    [11002, 234],
    [11003, 64],
    [11004, 11],
    [11005, 93],
    [11010, 46],
    [11011, 106],
    [11020, 205],
    [11030, 144],
    [11031, 133],
    [11032, 85],
    [11033, 195],
    [11034, 79],
    [11035, 128],
    [11036, 177],
    [11037, 130],
    [11038, 47],
    [11039, 142],
    [11040, 132],
    [11041, 208],
    [11042, 201],
    [11043, 193],
    [11044, 189],
    [12900, 114],
    [12901, 254],
    [12902, 140],
    [12903, 249],
    [12904, 77],
    [12905, 49],
    [12915, 94],
    [12918, 139],
    [12919, 7],
    [12920, 20],
    [17000, 103],
    [17150, 26],
    [17151, 72],
    [17153, 19],
    [17154, 89],
    [17155, 27],
    [17156, 14],
    [17157, 187],
    [17158, 106],
    [42000, 227],
    [42001, 239],
    [50001, 246],
    [50002, 181],
    [50003, 62],
    [50004, 240],
    [50005, 152],
    [52000, 13],
    [52001, 239],
    [52002, 24],
    [52003, 166],
    [52004, 39],
    [52005, 145],
    [60010, 208],
    [60011, 183],
    [60012, 99],
    [60013, 129],
    [60014, 134],
    [60020, 202],
    [60040, 156],
    [60041, 191],
    [60050, 220],
    [60051, 245],
    [60052, 101],
    [60053, 45],
    ];
    return CRC_EXTRA.find(([id, crc]) => id === message_id)[1];
    }

    console.log(lookup_crc_extra(23));