Beschreibungen - Fehlerbehebungen - Serialeschnitstelle

Wichtig 1. Bautrate 2. Datenformat beachten

  • Das NMEA Protokoll benötigt         4800 Baut; 8 Bits;  keine Parität;  1 Stopbit
  • Das Garmin Protokoll benötigt         9600 Baut
  • Das SiRF Binary  Protokoll benötigt 9.600 Baud bis 19200 Baud
  • DGPS -  RTCM SC-104  differenzial Signal beachten Sie die Beschreibung der Hersteller
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    RS232

    Common names: EIA-232D (RS232-D), ITU-TSS (CCITT) V.24/V.28, ISO 2110

    25 PIN D-SUB MALE (at the DTE)
    25 PIN D-SUB FEMALE (at the DCE)

    25 PIN D-SUB MALE at the DTE (Computer).
    25 PIN D-SUB FEMALE at the DCE (Modem).

    Pin Name RS232 V.24 RJ45 Dir Description
    1 GND n/a 101   --- Shield Ground
    2 TXD BA 103 6 --> Transmit Data
    3 RXD BB 104 5 <-- Receive Data
    4 RTS CA 105 8 --> Request to Send
    5 CTS CB 106 7 <-- Clear to Send
    6 DSR CC 107 1 <-- Data Set Ready
    7 GND AB 102 4 --- System Ground
    8 CD CF 109 2 <-- Carrier Detect
    9 -     - - RESERVED
    10 -     - - RESERVED
    11 STF   126   --> Select Transmit Channel
    12 S.CD SCF 122   <-- Secondary Carrier Detect
    13 S.CTS SCB 121   <-- Secondary Clear to Send
    14 S.TXD SBA 118   --> Secondary Transmit Data
    15 TCK DB 114   <-- Transmission Signal Element Timing
    16 S.RXD SBB 119   <-- Secondary Receive Data
    17 RCK DD 115   <-- Receiver Signal Element Timing
    18 LL LL 141   --> Local Loop Control
    19 S.RTS SCA 120   --> Secondary Request to Send
    20 DTR CD 108.2 3 --> Data Terminal Ready
    21 RL RL 140   --> Remote Loop Control
    22 RI CE 125 1 <-- Ring Indicator
    23 DSR CH 111   --> Data Signal Rate Selector
    24 XCK DA 113   --> Transmit Signal Element Timing
    25 TI TM 142   <-- Test Indicator

    Note: Direction is DTE (Computer) relative DCE (Modem).
    Note: RS232 column is RS232 circuit name.
    Note: ITU-T column is ITU-TSS V.24 circuit name.
    Note: Do not connect SHIELD(1) to GND(7).

     

    Serial (PC 9)

    Also known as EIA/TIA 574

    9 PIN D-SUB MALE (at the Computer)

    9 PIN D-SUB MALE at the Computer.

    Pin Name RS232 V.24 Dir Description
    1 CD CF 109 <-- Carrier Detect
    2 RXD BB 104 <-- Receive Data
    3 TXD BA 103 --> Transmit Data
    4 DTR CD 108.2 --> Data Terminal Ready
    5 GND AB 102 --- System Ground
    6 DSR CC 107 <-- Data Set Ready
    7 RTS CA 105 --> Request to Send
    8 CTS CB 106 <-- Clear to Send
    9 RI CE 125 <-- Ring Indicator

    Note: Direction is DTE (Computer) relative DCE (Modem).
    Note: RS232 column is RS232 circuit name.
    Note: V.24 column is ITU-TSS V.24 circuit name.

     

     
    V.24 Teststecker:  SUB-D 25
    Tx D 2 brücken RxD 3
    RTS 4 brücken CTS 5
    DSR 6 brücken DCD 8 brücken DTR 20