Instruction manual

USER GROUP NEWS
Issue 3 - Vol 2
PRODUCT PERFORMANCE
PRODUCT
Z80B emulator and execution or a long trace
CONFIGURATION
8540 OS-40 Vl.O, 8560 TNIX VIA and Z80B emulator
PROBLEM
When the 8540 and the 8560 are connected via HSI, the Z80 emulator selected, and a long trace is being executed,
Registers IX, IY, and SP change. IX and IY pick up the value in HL register, while SP picks up an unknown
value.
The 8540 must be in config term. The problem seems to be independent or whether program is in program
or
prototype memory.
Z80 EMULATION BREAKS AT NON-SELECTED ADDRESSES
PRODUCT
Z80 Emulator and random breakpoints
CONFIGURATION
8540 OS-40 V1.0 or 8550 V2.1A and Z80A or B emulator
PROBLE~1
The Z80 emulator will break on random breakpoints that have not been designated by the user. This problem is
very visible on Z80B emulators and particularly those emulators with the LAS memory.
COMMENTS
A mod is in evaluation.
AT COMMAND USAGE
PRODUCT
TNIX and the' at' command
CONFIGURATION
8560 with TNIX version 2.0
PROBLEM
When the 'at' command builds its command file, it does not quote or export shell variables.
COMMENTS
This may result in the mysterious creation or O-byte files.
MISSING FUNCTION IN LDE BACKPLANE
December Hl83
TEKTRONIX
55