Black Box 2-Port RS-232/422/485 User Manual Download Page 4

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NOM STATEMENT

NORMAS OFICIALES MEXICANAS (NOM)

ELECTRICAL SAFETY STATEMENT

INSTRUCCIONES DE SEGURIDAD

1. Todas las instrucciones de seguridad y operación deberán ser leídas antes 

de que el aparato eléctrico sea operado.

2. Las instrucciones de seguridad y operación deberán ser guardadas para

referencia futura.

3. Todas las advertencias en el aparato eléctrico y en sus instrucciones 

de operación deben ser respetadas.

4. Todas las instrucciones de operación y uso deben ser seguidas.

5. El aparato eléctrico no deberá ser usado cerca del agua—por ejemplo, 

cerca de la tina de baño, lavabo, sótano mojado o cerca de una alberca, etc.

6. El aparato eléctrico debe ser usado únicamente con carritos o pedestales que

sean recomendados por el fabricante. 

7. El aparato eléctrico debe ser montado a la pared o al techo sólo como sea

recomendado por el fabricante.

8. Servicio—El usuario no debe intentar dar servicio al equipo eléctrico más allá

a lo descrito en las instrucciones de operación. Todo otro servicio deberá ser
referido a personal de servicio calificado. 

9. El aparato eléctrico debe ser situado de tal manera que su posición no

interfiera su uso. La colocación del aparato eléctrico sobre una cama, sofá,
alfombra o superficie similar puede bloquea la ventilación, no se debe 
colocar en libreros o gabinetes que impidan el flujo de aire por los orificios
de ventilación.

10. El equipo eléctrico deber ser situado fuera del alcance de fuentes de calor

como radiadores, registros de calor, estufas u otros aparatos (incluyendo
amplificadores) que producen calor.

11. El aparato eléctrico deberá ser connectado a una fuente de poder sólo del

tipo descrito en el instructivo de operación, o como se indique en el aparato.

Summary of Contents for 2-Port RS-232/422/485

Page 1: ...y 877 877 BBOX FREE technical support 24 hours a day 7 days a week Call 724 746 5500 or fax 724 746 0746 Mail order Black Box Corporation 1000 Park Drive Lawrence PA 15055 1018 Web site www blackbox c...

Page 2: ...s operated in a commercial environment Operation of this equipment in a residential area is likely to cause interference in which case the user at his own expense will be required to take whatever mea...

Page 3: ...following European standards must be met EN55022 Class A Limits and methods of measurement of radio interference characteristics of information technology equipment EN50082 1 Electromagnetic compatibi...

Page 4: ...ato el ctrico debe ser montado a la pared o al techo s lo como sea recomendado por el fabricante 8 Servicio El usuario no debe intentar dar servicio al equipo el ctrico m s all a lo descrito en las in...

Page 5: ...ejos de las lineas de energia 16 El cable de corriente deber ser desconectado del cuando el equipo no sea usado por un largo periodo de tiempo 17 Cuidado debe ser tomado de tal manera que objectos liq...

Page 6: ...e 16 3 7 Baud Rates and Divisors for the Div 2 Mode 18 4 Installation 20 4 1 Setting Up the Operating System 20 4 1 1 Windows 3 1x 20 4 1 2 Windows 95 98 20 4 1 3 Windows NT 21 4 1 4 DOS 21 4 1 5 Othe...

Page 7: ...PORT RS 232 422 485 PCI HOST ADAPTER CONTENTS continued Appendix C Electrical Interfaces 28 C 1 RS 232 28 C 2 RS 422 28 C 3 RS 485 29 Appendix D Asynchronous Communications 30 Appendix E Board Layout...

Page 8: ...Rate IC133C R2 Up to 460 8 kbps IC187C 460 8 kbps and above Distance Up to 4000 ft 1219 2 m Number of Ports 2 RS 232 422 485 Connectors 2 DB9 male Temperature Operating 32 to 122 F 0 to 50 C Storage 4...

Page 9: ...ch port to automate your data collection You can even mix the ports in any of the interface combinations to provide maximum flexibility to your application In both RS 232 and RS 422 modes the card wor...

Page 10: ...tory default settings are as follows Table 2 1 Factory Default Settings Port Electrical Specification Port 1 RS 232 Port 2 RS 232 For your reference record installed Adapter settings below Table 2 2 I...

Page 11: ...tracted from the application program This ability means that the user can effectively use the Adapter in a RS 485 application with existing i e standard RS 232 software drivers Headers J1B and J2B are...

Page 12: ...of the valid settings for J1B and J2B Interface Mode Examples J1D J4D Figure 3 1 Headers J1B and J2B set for RS 422 Figure 3 2 Headers J1B and J2B set for RS 485 Auto with No Echo Figure 3 3 Headers...

Page 13: ...Termination Typically each end of the RS 485 bus must have line terminating resistors RS 422 terminates at the receive end only A 120 ohm resistor is across each RS 530 422 485 input in addition to a...

Page 14: ...ull down resistor in the RS 422 RS 485 receiver circuit Receive data only T Adds or removes the 120 ohm termination L Connects the TX to RX for RS 485 two wire operation L Connects the TX to RX for RS...

Page 15: ...via four 24 pin DIP shunts at E1 E4 Please use the following illustration to aid in the configuration of your electrical interface Figure 3 7 Headers E1 through E4 which control electrical interface s...

Page 16: ...he baud rates commonly associated with COM ports for example 2400 4800 9600 and 19 200 bps and so on up to 115 2 kbps place the jumper in the divide by 4 mode marked DIV4 Figure 3 8 Clocking mode divi...

Page 17: ...isors for the Div1 Mode The following table shows some common data rates and the rates you should choose to match them if you re using the Adapter in the Div1 mode Table 3 2 Baud Rates for the Div 1 M...

Page 18: ...d rate divisors choose the appropriate divisor from the following table Table 3 3 Divisors for the Div 1 Mode For this Data Rate Choose this Divisor 1200 bps 384 2400 bps 192 4800 bps 96 9600 bps 48 1...

Page 19: ...the rates you should choose to match them if you re using the adapter in the Div2 mode Table 3 4 Baud Rates for the Div 2 Mode For this Data Rate Choose this Baud Rate 1200 bps 600 bps 2400 bps 1200 b...

Page 20: ...PTER 3 Card Setup Table 3 5 Divisors for the Div 2 Mode For this Data Rate Choose this Divisor 1200 bps 192 2400 bps 96 4800 bps 48 9600 bps 24 19 2 kbps 12 38 4 kbps 8 57 6 kbps 4 115 2 kbps 2 230 4...

Page 21: ...assigned to the two ports will be COM5 and COM6 if those numbers are not already assigned If they are assigned to other devices the next available COM numbers will be assigned to the ports To change t...

Page 22: ...4 DOS Refer to the Readme txt file found in the DOS directory on Disk 1 of the Serial Utilities software 4 1 5 OTHER OPERATING SYSTEMS Refer to the appropriate directory on Disk 1 of the Serial Utilit...

Page 23: ...to verify that the Adapter is configured correctly The supplied diskette contains the diagnostic programs FindPCI SSD for DOS and WINSSD for Windows NT 3 1 or 95 which will verify if an adapter is con...

Page 24: ...roblem occurs the components involved in the problem make and model of PC other cards installed in it the cables you re using etc any particular application that when used appears to create the proble...

Page 25: ...uest In these early days of PCs the ability to share IRQs was an important feature for any add in I O card Consider that in the IBM XT the available IRQs were IRQ0 through IRQ7 Of these interrupts onl...

Page 26: ...use of this port means that the software designer now only has to poll a single port to determine if an interrupt is pending The ISP is at base 7 on each port For example if the base 280 hex the statu...

Page 27: ...Pin Mode TD Transmit Data 3 Output RTS Request To Send 7 Output DTR Data Term Ready 4 Output GND Ground 5 RD Receive Data 2 Input DCD Data Carrier Detect 1 Input DSR Data Set Ready 6 Input CTS Clear T...

Page 28: ...Name Pin Mode GND Ground 5 TX Transmit Data Positive 4 Output TX Transmit Data Negative 3 Output RTS Request To Send Positive 6 Output RTS Request To Send Negative 7 Output RX Receive Data Positive 1...

Page 29: ...The RS 232 and the EIA TIA 574 specification define two types of interface circuits Data Terminal Equipment DTE and Data Circuit Terminating Equipment DCE The Adapter is a DTE device C 2 RS 422 The RS...

Page 30: ...low for 32 drivers and 32 receivers to be connected to one line This interface is ideal for multidrop or network environments RS 485 s tristate not dual state driver will allow the electrical presence...

Page 31: ...e and straightforward programming interface A start bit followed by a pre defined number of data bits 5 6 7 or 8 defines character boundaries for asynchronous communications The end of the character i...

Page 32: ...wrapped framed by pre defined bits to mark the beginning and end of the serial transmission of the character The data rate and communication parameters for asynchronous communications have to be the...

Page 33: ...BY 4 JxC CLOCK DIV C2 J1C DIV1 DIV2 DIV4 R31 E6 U9 16550 PLCC 16550 PLCC Port 1 Port 2 PORT1 J1x PORT2 J2x P PULL UP DOWN ENABLE T TERMINATION ENABLE L CONNECT RX TO TX JxA JUMPER SETTINGS Port 1 J2...

Page 34: ...NOTES...

Page 35: ...NOTES...

Page 36: ...1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 Copyright 2000 Black Box Corporation All rights reserved...

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