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Meinberg DCF77 PCI32, Operating Instructions Manual

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Table of Contents

Impressum ............................................................................................ 2

Driver Diskette for DOS/Windows ...................................................... 4

General Information about DCF77 ...................................................... 5

Overview .............................................................................................. 6

Pulse Outputs .............................................................................. 6

Connectors and LEDs in the rear panel ...................................... 7

Pin Assignments of the 9 Pin Connector .................................... 8

Installing the PCI32 in your Computer ................................................ 8

Files on the Diskette shipped with the Board ...................................... 9

Support for other Operating Systems ................................................... 9

Copying the distributed Software to the Hard Disk ........................... 10

Using PCPSINFO.EXE ...................................................................... 10

The resident driver for DOS/Windows .............................................. 12

Controlling the Resident Driver ............................................... 14

Technical Specifications .................................................................... 15

Replacing the Lithium Battery ................................................. 17

CE Label ................................................................................... 17

Format of the Meinberg Standard Time String ........................ 18

PCI32 Component Layout ........................................................ 19

Summary of Contents for DCF77 PCI32

Page 1: ...Technical Information Operating Instructions FUNKUHREN DCF77 PCI32...

Page 2: ...Impressum Werner Meinberg Auf der Landwehr 22 D 31812 Bad Pyrmont Phone 49 52 81 9309 0 Fax 49 52 81 9309 30 Internet http www meinberg de Email info meinberg de May 18 1998...

Page 3: ...ing the PCI32 in your Computer 8 Files on the Diskette shipped with the Board 9 Support for other Operating Systems 9 Copying the distributed Software to the Hard Disk 10 Using PCPSINFO EXE 10 The res...

Page 4: ...4 Driver Diskette for DOS Windows...

Page 5: ...l as some parity and status bits can be decoded from the time marks of the 15th up to the 58th second every minute The absence of any time mark at the 59th second of a minute signals that a new minute...

Page 6: ...s to the board is made via writing to reading from I O ports It is possible but not necessary to let the board generate periodic hardware interrupts on the computer bus Utility programs supplied with...

Page 7: ...e time marks and synchronizing All information given by these LEDs can also be obtained from the screen of the program PCPSINFO EXE The 9 pin sub D connector is wired to the radio clock s serial port...

Page 8: ...reserved 7 P_SEC out RS 232 3 8 P_SEC out TTL 4 9 reserved The signals which have no lever of the DIL switch assigned are hard wired to the pins of the connector All levers of the DIL switch which ar...

Page 9: ...usly the board s status PCPSDRV COM resident driver keeps computer time synchronized with board time DRV EXE temporarily disables the resident driver DISP EXE enables or disables the permanent date ti...

Page 10: ...d in the computer the program PCPSINFO EXE should be run in order to see if the board has been properly installed This program can display its messages in English or in German language and the date an...

Page 11: ...driver and the last recent date time the driver has read from the board The number of the user interrupt is determined automatically when the resident driver is installed It is not affected by the ha...

Page 12: ...need arise The board s current state is shown in the field Status The first line shows whether the clock has ever been synchronized with DCF77 since the last power up or board reset If there are tran...

Page 13: ...ll modify the computer s time just after being installed In the default case the computer s system time will only be modified when the clock has synchronized at least once after power up Status Synchr...

Page 14: ...d line parameters DRV EXE temporarily disables the resident driver s access to the board Command DRV ON or DRV OFF Default enabled DISP EXE enables or disables the date time window on the screen Comma...

Page 15: ...MECODE CHECK Parity and consistency checking over a period of two minutes RF distortions indicated by both LED and a bit of the status register Without RF signal the clock runs on XTAL with an accurac...

Page 16: ...8N1 7E2 8N2 or 8E1 Mode of Operation send string per second per minute after request received Output String Meinberg standard time string described below POWER REQUIREMENT 5V 80mA PHYSICAL DIMENSION...

Page 17: ...of inadequate replacement of the lithium battery Only identical batteries or batteries recommended by the manufacturer must be used for replacement The waste battery must be disposed as pro posed by...

Page 18: ...hours 00 23 mm minutes 00 59 ss seconds 00 59 or 60 while leap second uv clock status characters u clock has not synchronized after reset space 20h clock has synchronized after reset v different for D...

Page 19: ...19 PCI32 Component Layout...

Page 20: ......

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