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fix altitude inaccuracy

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joyel24 2023-05-03 05:37:31 +02:00 committed by GitHub
parent cfe5a6bfe4
commit d48e25167f
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 4 additions and 3 deletions
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7
firmware/common/sonde_packet.cpp
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@ -1,6 +1,7 @@
/* /*
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc. * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
* Copyright (C) 2017 Furrtek * Copyright (C) 2017 Furrtek
* Early 2023 joyel24 added meteomodem M20 support
* *
* This file is part of PortaPack. * This file is part of PortaPack.
* *
@ -113,9 +114,9 @@ GPS_data Packet::get_GPS_data() const
} }
else if (type_ == Type::Meteomodem_M20) else if (type_ == Type::Meteomodem_M20)
{ {
result.alt = reader_bi_m.read(8 * 3, 24) / 100.0 ; // ((reader_bi_m.read(8 * 8, 32) / 100) - 48) / 250 ; result.alt = reader_bi_m.read(8 * 8, 24) / 100.0 ; // <|
result.lat = reader_bi_m.read(28 * 8, 32) / 1000000.0 ; //https://raw.githubusercontent.com/projecthorus/radiosonde_auto_rx/master/demod/mod/m20mod.c result.lat = reader_bi_m.read(28 * 8, 32) / 1000000.0 ; // <| Inspired by https://raw.githubusercontent.com/projecthorus/radiosonde_auto_rx/master/demod/mod/m20mod.c
result.lon = reader_bi_m.read(32 * 8, 32) / 1000000.0 ; result.lon = reader_bi_m.read(32 * 8, 32) / 1000000.0 ; // <|
} }
else if (type_ == Type::Vaisala_RS41_SG) else if (type_ == Type::Vaisala_RS41_SG)
{ {