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 | The following list contains descriptions of modifications and enhancements made to the HYDRA-II microcode. Should you have any questions of comments with respect to these changes, please contact JDS MicroProcessing Product Support.
RELEASE 5.11 ============
This is a maintenance release of HYDRA-II microcode. The majority of changes and modifications in this release are transparent to the users. Most of the modifications were made to HYDRA-II's channel microcode to correct errors in channel command processing. The changes that should be noted are:
1. Support has been added for the Rebus 3000 Data Entry keyboard. The new terminal definition is named "DATA".
2. In release 5.10 a bug existed in CHANGE CUU diagnostic. This has been corrected.
3. During execution of Hydrautl "Save" and "Load" commands, the HYDRA-II reset would sometimes cause missing channel and device ends due to channel commands being discarded during the reset. This has been corrected. Also included are command chaining fixes.
4. In addition to the new microcode included in this release, a new HYDRA Utility tape has also been created. This tape, Distribution Tape A, has two new Terminal Definitions added; IBM 3270 and IBM 3180. An additional file has been added to the tape. This file provides the keyboard maps and Hexadecimal keystroke sequence3s for the majority of the terminals HYDRA supports. However, some of the terminal definitions included in HYDRA were built by customers who did not provide JDS with a keyboard map. Therefore, not all Terminal DEfinitions defined have the associated keyboard map included in this file.
5. The new Version 8 HYDRA Documentation does not include the definition for the DSPLY and LOAD BAUD diagnostic.
Since HYDRA now supports 38.4k BAUD rates, it was necessary to limit the range of BAUD rates being checked because attempts to synch at the faster BAUD rates (19.2K & 38.4K) appear as line noise to the slower BAUD rates (1200 &2400). The BAUD table was designed to keep the range of BAUD rates being tested closer together. In this manner, devices that are running at the slower BAUd rates can be assigned one BAUD table at slower speeds (1200 2400 4800 9600 19.2K) and another table for the faster rates (4800 9600 19.2 38.4 9600).
6. The new Version 8 HYDRA Documentation does not include the definition for the DSPLY and LOAD TIME diagnostic. This should be used in conjunction with the AUDIT facility to provide the correct time and date on reports generated. By using this diagnostic you can change the internal time stamping routines of the HYDRA to reflect the current date and time.
If you want to configure a port as ONLINE with a fixed BAUD rate, you specify "ALLOW DYNAMIC BAUD RATE?" to "NO" and create a BAUD table with the specific speed you desire as the first entry in the table. When an attention generating key (ENTER) is selected, the first BAUD rate entry in the table is selected.
The next release of the HYDRA Reference Guide will contain this information. The last changes included in the new HYDRAUTL tape were corrections in the default configuration files to change the references from EROM to NVMM.
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