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Micro House PC Hardware Library Volume II: Network Interface Cards And Modems
by Micro House International, Inc. and Scott Mueller
Que, Macmillan Computer Publishing
ISBN: 078971664x Pub Date: 06/17/98
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SERIAL PORT TYPE(CON'T)
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Setting
| S6/1
| S6/2
| S6/3
| S6/4
| S6/5
| S6/6
| S6/7
| S6/8
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V.35
| On
| On
| On
| On
| On
| On
| On
| On
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V.36
| Off
| Off
| Off
| Off
| Off
| Off
| Off
| Off
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X.21
| Off
| Off
| Off
| Off
| Off
| Off
| Off
| Off
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DIAGNOSTIC LED(S)
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LED
| Color
| Status
| Condition
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LED1
| Green
| On
| Power is on
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LED1
| Green
| Off
| Power is off
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LED2
| Green
| On
| DSU is receiving valid signal
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LED2
| Green
| Off
| DSU is not receiving valid signal
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LED3
| Green
| On
| DSU is operating as master clock source
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LED3
| Green
| Off
| DSU is operating as slave clock source
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LED4
| Red
| On
| DSU is in loopback test mode
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LED4
| Red
| Off
| DSU is not in loopback test mode
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PHILIPS
FAX MODEM PCA33IM
Card Type
| Fax, Modem (asynchronous)
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Chip Set
| Unidentified
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Maximum Data Rate
| 33.6Kbps
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Maximum Fax Rate
| 14.4Kbps
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Data Bus
| 8-bit ISA
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Fax Class
| Class I
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Data Modulation Protocol
| Bell 103/212A
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| ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34, V.34+
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| Rockwell V.FC
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Fax Modulation Protocol
| ITU-T V.17, V.21CH2, V.27ter, V.29
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Error Correction/Compression
| MNP5, V.42, V.42bis
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CONNECTIONS
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Function
| Label
| Function
| Label
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Line out/in - unidentified
| CN1
| Line in/out - unidentified
| CN2
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SERIAL PORT ADDRESS
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Setting
| J3/A
| J3/B
| J3/C
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COM1 (3F8h)
| Pins 2 & 3 closed
| Pins 2 & 3 closed
| Pins 2 & 3 closed
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COM2 (2F8h)
| Pins 2 & 3 open
| Pins 2 & 3 closed
| Pins 2 & 3 closed
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COM3 (3E8h)
| Pins 2 & 3 closed
| Pins 2 & 3 open
| Pins 2 & 3 closed
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COM4 (2E8h)
| Pins 2 & 3 open
| Pins 2 & 3 open
| Pins 2 & 3 closed
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INTERRUPT
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Setting
| J2/A
| J2/B
| J2/C
| J2/D
| J2/E
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2
| Closed
| Open
| Open
| Open
| Open
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3
| Open
| Closed
| Open
| Open
| Open
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4
| Open
| Open
| Closed
| Open
| Open
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5
| Open
| Open
| Open
| Closed
| Open
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7
| Open
| Open
| Open
| Open
| Closed
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Proprietary AT Command Set
AMPERSAND (&) COMMANDS
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Type:
| Immediate
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Format:
| AT [cmds] &$ [cmds]
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Description:
| Displays all ampersand (&) commands
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ANSWER MODE
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Type:
| Configuration
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Format:
| AT [cmds] Bn [cmds]
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Description:
| Sets the protocol for answer mode
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Command
| Function
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B0 | ITU-T V.25 answer mode enabled
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B1
| U.S. answer mode enabled
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ARQ - BREAK LENGTH
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Type:
| Register
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Format:
| AT [cmds] S21=n [cmds]
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Default:
| 10
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Range:
| 0-255
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Unit:
| .01 second
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Description:
| Sets the length of break
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ARQ MODES
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Type:
| Configuration
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Format:
| AT [cmds] Mn [cmds]
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Description:
| Select the ARQ mode
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Command
| Function
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&M0
| Normal mode only enabled, ARQ error correction disabled
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&M4 | Normal mode with ARQ error correction enabled
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&M5
| ARQ error correction only enabled
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