ZiLOG System 8000 User Manual page 33

USER
(
23
Zilog
Example
Display memory starting at %5200 for 10 bytes.
<.0
.5.2M.
l.Q.
~
(
CR)
>
<00> 5200 18 08 FE 2B 20 04 D9 23 7E D9 tCD 35 22
38 OA ED
* ...
+ •• 1 ••• 5"8 ••
*
Example
Display memory location %5200 and alter its contents.
<.o.5..2.QQ (CR»
<00> 5200 1808 <1922 (CR)
<00> 5201 FE2B «CR»
<00> 5202 2004 <Q(CR»
REGISTER
Syntax
REGISTER [<register name>]
Description
USER
The REGISTER command is used to examine or modify a speci-
fied register.
The following register names can be used in the command:
1. Any of the sixteen 16-bit registers named RO, Rl,
R2 ••• R15.
2. Any of the sixteen 8-bit registers named RHO, RLO,
RHl, RLI ••• RH7, RL7.
3. Any of the eight 32-bit registers named RRO, RR2,
RR4 ••• RR14.
4. Program counter register named RPC.
NOTE
The new contents of the program counter must be
given in even hex numbers.
5. Flag and control word named RFC. If no register
name is given, all registers RO, Rl, R2 ••• R15 PC
and
Few
are displayed. If a register name is
given, the specified register name is displayed,
followed by
~
space. To change the contents of
that register, enter the new contents followed by
a
Zilog 23