To Qualify The Trigger State And Position - HP 64746 User Manual

Chapter 7: Using the Emulation Analyzer
Qualifying Trigger and Store Conditions
Predefined Values for Status Qualifiers When you specify status qualifiers
for analyzer states (by pressing the status softkey), you will be given the following
softkeys which are predefined values for the qualifiers.
Softkey
bgd
byte
data
dma
ext_cyc
fgd
int_cyc
intack
not_dma
prog
read
sup
supdata
supprog
user
userdata
userprog
word
write
These predefined values may be used as other values would be used. For example:
trace after status write
is the same as:
trace after status 0xxxxxx0xb

To qualify the trigger state and position

• Enter a trigger state specification in the entry buffer; then, choose Trace→After (),
Trace→About (), or Trace→Before ().
• When displaying memory in mnemonic format, position the mouse pointer over the
source line where you want to set the trace trigger, press and hold the select mouse
256
Value
00xxx xxxxy
0xxxx xxx0y
0xxx0 1xxxy
0x1xx xxxxy
0xxxx x0xxy
01xxx xxxxy
0xxxx x1xxy
0xx11 1xxxy
0x0xx xxxxy
0xxx1 0xxxy
0xxxx xx1xy
0xx1x xxxxy
0xx10 1xxxy
0xx11 0xxxy
0xx0x xxxxy
0xx00 1xxxy
0xx01 0xxxy
0xxxx xxx1y
0xxxx xx0xy
Description
Emulator in background
Byte cycle
Data cycle
Bus released to DMA device
External processor cycle
Emulator in foreground
Internal processor cycle
Interrupt acknowledge cycle
Bus not released to DMA device
Program cycle
Memory read
Supervisor data cycle
Supervisor cycle
Supervisor program cycle
User cycle
User data cycle
User program cycle
Word cycle
Memory write