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Page 15 of 26

Table 5 – Jumper Settings

Jumper

Description

Function and Default Setting

JP1

Bypass PCI bus EEPROM

1-2

for Normal operation (default)

2-3

Factory use only

JP2

14.7456 MHz Oscillator or
User Oscillator

1-2

14.7456 MHz (default)

2-3

User Oscillator

Note:

Be sure to set JP27 if using a User Oscillator.

Mode A

Mode B

First serial port mode

B A Mode

Open Open

RS-232 (Default)

Open Close

RS-485 RTS driver enable

Close Open

RS-485 RTS inv. driver enable

Close Close

RS-422 drivers enabled

First serial port RxD
termination in RS-422/485

Open

No termination (default)

Closed

120 Ohm Termination

CN4

First serial port CTS
termination in RS-422/485

Open

No termination (default)

Closed

120 Ohm Termination

Mode A

Mode B

Second serial port mode

B A Mode

Open Open

RS-232 (Default)

Open Close

RS-485 RTS driver enable

Close Open

RS-485 RTS inv. driver enable

Close Close

RS-422 drivers enabled

Second serial port RxD
termination in RS-422/485

Open

No termination (default)

Closed

120 Ohm Termination

CN5

Second serial port CTS
termination in RS-422/485

Open

No termination (default)

Closed

120 Ohm Termination

Mode A

Mode B

Third serial port mode

B A Mode

Open Open

RS-232 (Default)

Open Close

RS-485 RTS driver enable

Close Open

RS-485 RTS inv. driver enable

Close Close

RS-422 drivers enabled

Third serial port RxD
termination in RS-422/485

Open

No termination (default)

Closed

120 Ohm Termination

CN6

Third serial port CTS
termination in RS-422/485

Open

No termination (default)

Closed

120 Ohm Termination

Mode A

Mode B

Fourth serial port mode

B A Mode

Open Open

RS-232 (Default)

Open Close

RS-485 RTS driver enable

Close Open

RS-485 RTS inv. driver enable

Close Close

RS-422 drivers enabled

Fourth serial port RxD
termination in RS-422/485

Open

No termination (default)

Closed

120 Ohm Termination

CN7

Fourth serial port CTS
termination in RS-422/485

Open

No termination (default)

Closed

120 Ohm Termination

Mode A

Mode B

Fifth serial port mode

B A Mode

Open Open

RS-232 (Default)

Open Close

RS-485 RTS driver enable

Close Open

RS-485 RTS inv. driver enable

Close Close

RS-422 drivers enabled

CN8

Fifth serial port RxD
termination in RS-422/485

Open

No termination (default)

Closed

120 Ohm Termination

Содержание CM17320HR

Страница 1: ...BDM 610020049 Rev E CM17320HR User s Manual Octal RS 232 422 485 PC 104 Plus Module I IS SO O9 90 00 01 1 a an nd d A AS S9 91 10 00 0 C Ce er rt ti if fi ie ed d...

Страница 2: ...6 CM17320HR User s Manual RTD EMBEDDED TECHNOLOGIES INC 103 Innovation Blvd State College PA 16803 0906 Phone 1 814 234 8087 FAX 1 814 234 5218 E mail sales rtd com techsupport rtd com Web Site http w...

Страница 3: ...They now use the designations printed on the board silk rather than the JPxx designation from the schematic Improved the Connector and Jumper Locations diagram Changed the name of the RS 422 485 Trans...

Страница 4: ...Page 4 of 26 Consortium All other trademarks appearing in this document are the property of their respective owners...

Страница 5: ...r Oscillator U3 11 Serial Port Connectors CN4 CN11 12 First serial port CN4 12 RS 232 Serial Port Mode Default 12 RS 422 485 Serial Port Mode 13 Second serial port CN5 14 Third serial port CN6 14 Four...

Страница 6: ...terrupts 20 Additional Information 21 Serial Port Programming 21 Interrupt Programming 21 Exar XR17D158 PCI Bus Octal UART 21 CM17320HR Board Specifications 22 Physical Attributes 22 Operating Conditi...

Страница 7: ...Up to 921 600 baud RS 422 485 prescaler 1 Up to 230 400 baud RS 232 prescaler 4 o User oscillator option Enables support for non standard baud rates up to 6 25 Mbps 3 3 V or 5 V Oscillators 50 MHz ma...

Страница 8: ...Technical Support If you are having problems with your system please try the following troubleshooting steps Simplify the System Remove modules one at a time from your system to see if there is a spe...

Страница 9: ...nput clock by either 1 or 4 Second is the Baud Rate Generator which further divides the frequency further to achieve the desired baud rate The Baud Rate Generator can be set to a value between 1 and 2...

Страница 10: ...8 For example if one wants to use a baud rate of 115 2K Prescale divisor of 4 and receiver sampling of 16 the Baud Rate Generator divisor would be 14745600 4 115200 x 16 2 If the desired baud rate ca...

Страница 11: ...illator and is configured with jumper JP27 Jumper JP2 selects either the 14 7456 MHz oscillator or the user oscillator All serial ports use the same oscillator U3 pin 1 is PC 104 Plus ISA Bus PC 104 P...

Страница 12: ...iver enable or RS 485 with inverted RTS driver enable by the Mode A and B jumpers See Table 5 Jumper Settings for details RS 232 Serial Port Mode Default The full duplex RS 232 mode is the default set...

Страница 13: ...D and CTS signals are provided on the utilityModule Termination is usually necessary on all RS 422 receivers and at the ends of the RS 485 bus If the termination resistor is required it can be enabled...

Страница 14: ...ort CN8 Please refer to the previous section on the first COM port CN4 for the description Sixth serial port CN9 Please refer to the previous section on the first COM port CN4 for the description Seve...

Страница 15: ...N5 C Second serial port CTS termination in RS 422 485 Open No termination default Closed 120 Ohm Termination Mode A Mode B Third serial port mode B A Mode Open Open RS 232 Default Open Close RS 485 RT...

Страница 16: ...ault Closed 120 Ohm Termination CN10 C Seventh serial port CTS termination in RS 422 485 Open No termination default Closed 120 Ohm Termination Mode A Mode B Eighth serial port mode B A Mode Open Open...

Страница 17: ...d etc 5 Line up the pins of the CM17320 s PC 104 and PC 104 Plus connectors with the corresponding bus connectors of the stack Make sure that both connectors are lined up 6 Apply pressure to both bus...

Страница 18: ...lable as standard serial ports a k a COM ports to the operating system At that point application software should be able to access and control the serial ports Note When the CM17320HR is installed und...

Страница 19: ...of the XR17D158 mimics the standard 16C550 UART register map However the XR17D158 contains some additional registers not found in a typical ISA based UART Additionally the base address of the CM17320H...

Страница 20: ...is a PCI device it is capable of sharing interrupts with other PCI devices Interrupt sharing is a normal part of PCI operation and a required part of the PCI specification Note that any Interrupt Serv...

Страница 21: ...Developer s Guide By Mark Nielson ISBN 0764545701 Interrupt Programming For more information about interrupts and writing interrupt service routines refer to the following book Interrupt Driven PC Sy...

Страница 22: ...ize 3 6 L x 3 8 W x 0 6 H 90mm L x 96mm W x 15mm H Weight 0 24bs 0 10 Kg Power Consumption 2W 5 VDC Typical Operating Conditions Cooling Convection Operating temperature range 40 to 85 C Storage tempe...

Страница 23: ...Page 23 of 26 IDAN CM17320HRS Dimensions and Pinout IDAN Frame FRONT BACK Note Drawings are not to scale Pin 1 Pin 20 Pin 37 Pin 19 Pin 1 Pin 20 Pin 37 Pin 19...

Страница 24: ...PORT 3 5 6 Data Set Ready Request To Send CN6 2 PORT 3 6 7 Request To Send Transmit Data CN6 4 PORT 3 7 8 Clear To Send Receive Data CN6 6 PORT 3 8 Serial Port 3 9 Ring Indicator Clear To Send CN6 8 P...

Страница 25: ...ORT 7 6 7 Request To Send Transmit Data CN10 4 PORT 7 7 8 Clear To Send Receive Data CN10 6 PORT 7 8 Serial Port 7 9 Ring Indicator Clear To Send CN10 8 PORT 7 9 10 Carrier Detect Request To Send CN9...

Страница 26: ...RTD EMBEDDED TECHNOLOGIES OR AS A RESULT OF SERVICE OR MODIFICATION BY ANYONE OTHER THAN RTD EMBEDDED TECHNOLOGIES EXCEPT AS EXPRESSLY SET FORTH ABOVE NO OTHER WARRANTIES ARE EXPRESSED OR IMPLIED INCL...

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