Texas Instruments 990 Operation Manual page 251

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Table 04. Assembler Pseudo-Instructions
Pseudo-Instruction
No Operation
Return
Syntax
[<!abeJ» NOP
[<IabeJ>] RT
0.6 PROGRAMMER AND MEMORY DUMP COMMANDS
Hexadecimal
Operation Code
1000
045B
Table D-5 lists the PROM programmer and memory dump commands and subcommands with a
brief description of the purpose of each command or subcommand, the syntax, and a paragraph
reference to a detailed discussion of the command or subcommand. The syntax is presented in
abbreviated form. The separator between parameters - a blank or comma - is not shown, and
the user must remember that distinct separators must be included to indicate the position of
omitted parameters.
The parameters used in table D-5 are explained in the following list:
base addr
bit
char string I
char string 2
. compare
dmn
drn
duty cycle
end addr
high
or low
CRU base address for the PROM
programming module interface card
chassis slot
Bit position of the starting bit of
a memory or PROM/ROM bit string
"Name of first record of PROM or
memory control information
Name of second record of PROM or
memory control information
Value that specifies whether a bit
string comparison is to be
made
Initial bit displacement that determines the
starting address in a memory data
configuration
Initial bit displacement that determines the
starting address in a PROM/ROM
data configuration
Percentage of the time that the
programming pulse is on when programming
a PROM
Address of the last word in the
memory block, or the address of
the last byte to be dumped
Value that specifies either
high
or
low logic level output conditions
0-9
Digital Systems Division .