Sierra Wireless DART 200 CDPD Modem Guia do Utilizador Página 126

  • Descarregar
  • Adicionar aos meus manuais
  • Imprimir
  • Página
    / 206
  • Índice
  • MARCADORES
  • Avaliado. / 5. Com base em avaliações de clientes
Vista de página 125
DART 200 CDPD Modem User’s Guide C Charts and Diagrams
Sierra Wireless, Inc. C-2
The pin functions for pins labeled in Figure C-2 are listed in Table C-1
Table C-1. Pin functions
Pin Number Name Function Direction
1 DCD Carrier Detect To DTE
2 RXD Receive Data To DTE
3 TXD Transmit Data From DTE
4 DTR Data Terminal
Ready
From DTE
5 GND Signal Ground Both
6 DSR Data Set Ready To DTE
7 RTS Request to Send From DTE
8 CTS Clear to Send To DTE
Table C-2 lists the RS-232 signal interference specifications.
Table C-2. RS-232 signal interface
Direction Logical
Condition
Voltage Level Load Status
Input (From DTE) One -3 to -25 VDC 5K Ohm OFF, Mark
Zero +3 to +25 VDC 5K Ohm ON, Space
Output (To DTE) One -5 to -8 VDC 3K Ohm OFF, Mark
Zero +5 to +8 VDC 3K Ohm ON, Space
Vista de página 125
1 2 ... 121 122 123 124 125 126 127 128 129 130 131 ... 205 206

Comentários a estes Manuais

Sem comentários