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This manual covers the following B&B Electronics' model serial
cards:
RS-232 Serial Cards CE
232CC1A 232CC1B
232CC2A 232CC2B
Documentation Number 232CCxx4502
Each of these models is an RS-232 serial card and uses the same printed circuit
board. The "1" and "2" suffix designates the number of ports on the card. The model
number of the card is printed on a sticker on the board.
This product designed and manufactured in Ottawa, Illinois USA
of domestic and imported parts by
Internat
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Table of Contents Chapter 1: Introduction and General Information ...........1 Features ................................................................................1 Specifications ........................................................................1 RS-232 Transceiver ........................................................2 Power Consumption (2-port model) ................................2 Chapter 2: Quick Installation Guide..................................3 Chapter 3: Windows I
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Chapter 1: Introduction and General Information The B&B Electronics’ 232CC series RS-232 serial interface cards are designed for the IBM PC, XT, AT and compatibles. Ports are configured as a standard DTE device, and connections are made on 9-pin D-style connectors. The 232CC cards offer exceptional setup flexibility. The 232CC series has the ability to use any I/O address and any hardware interrupt. You can install as many serial ports as will physically fit in a machine. To use one of the “non-
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RS-232 Transceiver TD and RD Device: DS232AS Transmitter output voltage: ±5.0 V minimum Short circuit current: ±30 mA typical Input low level threshold voltage: 0.8 V minimum Input high level threshold voltage: 2.4V maximum Device will withstand ±30 V Handshake Line Device: SN75185 Transmitter output voltage: ±10.0 V minimum Short circuit current: ±12 mA typical Input low level threshold voltage: 0.65 V minimum Input high level threshold voltage: 2.5V maximum Device will withstand ±30 V Power Co
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Chapter 2: Quick Installation Guide The following steps will help you install the Model 232CCXX Serial Card. Please follow (step-by-step) the numbered instructions and refer to any corresponding chapters for more details. CAUTION: Electrostatic Sensitive Device. Use ESD precautions for safe handling. Before removing the card from the anti-static protective packaging: • Discharge any static electricity build-up on your body by touching a large grounded metal surface or the metal chassis on equipm
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4. Assign Address and IRQ – The address and IRQ are set in the operating system that you are using. This is the final step of adding new hardware. See Chapter 4 for more details. 5. Set up the address (with dipswitches) and IRQ (jumpers) on the serial card to reflect unused addresses and IRQ’s that you want to use. The address dipswitch setting consists of configuring seven dipswitches that reflect a particular hex address. The IRQ is set via a little black jumper. See Chapter 4 for an explanati
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Chapter 3: Windows Installation Checking Device Manager for Available Address/IRQ’s (Windows 95/98) Click on Start / Settings / Control Panel and double-click on System Properties. Left-click on Device Manager. Double-click on Computer. Documentation Number 232CCxx4502 5 B&B Electronics Mfg Co – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics Ltd – Westlink Comm. Pk – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445
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Left-click on Interrupt Request. Find a free IRQ in the displayed list. Any number that is seen on the left hand side of this screen is an IRQ that is currently being used. The object is to find a number of IRQ(s) that are not listed and set your port(s) using those IRQ’s. Left-click on Input/Output (I/O). 6 Documentation Number 232CCxx4502 B&B Electronics Mfg Co – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics Ltd – Westlink Comm. Pk – Oranmor
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Scroll through the list, check 03F8H, 02F8H, 03E8H, 02E8H. If one of these is available, use it. If not, check alternates. Find a free address in the list. Most desktop PC’s have a COM1 and possibly a COM2 already on their system which will be seen in the list. You might have to start at COM3 or COM4 to begin addressing the ISA card. If these addresses are used you may have to resort to the Frequently Unused Port Addresses (found in Chapter 4, Table 3) of this manual. Write these open addresses
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Adding Serial Port(s) in Windows 95/98 Go to Start Menu / Settings / Control Panel. Run the Windows Add New Hardware utility found in the control panel. Click Next. 8 Documentation Number 232CCxx4502 B&B Electronics Mfg Co – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics Ltd – Westlink Comm. Pk – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445
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Click Next. Select Yes/No, (for) the device in the list. Click Next. Documentation Number 232CCxx4502 9 B&B Electronics Mfg Co – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics Ltd – Westlink Comm. Pk – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445
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Select No (you do not want Windows to search for your new hardware). Click Next. Select Ports (COM & LPT). Click Next. 10 Documentation Number 232CCxx4502 B&B Electronics Mfg Co – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics Ltd – Westlink Comm. Pk – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445
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Select (Standard port types) and Communication Port. Click Next. Documentation Number 232CCxx4502 11 B&B Electronics Mfg Co – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics Ltd – Westlink Comm. Pk – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445
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The next screen will show the address and interrupt request of the port. These may not match your configuration. For now, simply click Next. Windows may ask for the Windows 95/98 disk/CD to be inserted. Finally, click Finish. 12 Documentation Number 232CCxx4502 B&B Electronics Mfg Co – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics Ltd – Westlink Comm. Pk – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445
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Changing COM Port Resources in Windows 95/98 Click Start / Settings / Control Panel and double-click on System Properties. Click on Device Manager (make sure “View devices by type” is enabled. Double-click on Ports (COM & LPT). Documentation Number 232CCxx4502 13 B&B Electronics Mfg Co – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics Ltd – Westlink Comm. Pk – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445
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Double-click on the new port that has been added. Click Resources. 14 Documentation Number 232CCxx4502 B&B Electronics Mfg Co – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104 B&B Electronics Ltd – Westlink Comm. Pk – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445
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Click off (check mark out of box) Use Automatic Settings. Select Basic Configuration 0007 (or last one). Select Input / Output Range. Click Change Setting. Change Address to match the free address settings you found earlier. Click OK. Select Interrupt Request. Click Change Settings. Change IRQ to match the free IRQ settings you found earlier. At this point you can shut down the system and physically install your B&B Electronics Serial Card into an available ISA slot. Double check to make sure th
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Checking Windows NT Diagnostics for Available Address/IRQ’s (Windows NT 4.0) Click on Start / Programs / Administrative Tools / Windows NT Diagnostics. Left-click on Resources. Find a free IRQ in the following list. Any number that is seen on the left hand side of this screen is an IRQ that is currently being used. The object is to find a number of IRQ(s) not listed and set your port(s) using those IRQ’s. Left-click on I/O Port in Resources. Tab to view currently used addresses. 16 Documentation
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Scroll through the list, checking 03F8H, 02F8H, 03E8H, 02E8H. If one of these is available, use it. If not, check alternates. Find a free address in the list. Most desktop PC’s have a COM1 and possibly a COM2 already on their system, which will be seen in the list. You may have to start at COM3 or COM4 to start your addressing of the ISA card you have. If these addresses are used you may have to resort to the Frequently Unused Port Addresses (found in Chapter 4, Table 3) of this manual. Write th
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Adding Serial Port(s) in Windows NT 4.0 Go to Start Menu / Settings / Control Panel. Double-click on Ports. Click Add. Choose COM Port Number, Base I/O Address, and IRQ that you want to use for the new Serial Port(s) being added. After clicking OK, you will see a screen – System Setting Change. Click the button Restart Now to restart Windows NT 4.0. At this point you can shut down the system and physically install your B&B Electronics Serial Card into an available ISA Slot. Double check to make
