Rism Command Examples - Intel 8XC196K Series User Manual

Table of Contents

8XC196K x , J x , CA USER'S MANUAL

Table 16-15. RISM Command Descriptions (Continued)

DATA_TO_ADDR

16.10.6 RISM Command Examples

This section provides examples of ways in which you might use the RISM commands.

Puts the low word of the DATA register into the ADDR register.

Before command

After command

Puts the word from the memory address pointed to by the ADDR register into the

ADDR register.

Before command

After command

PUSHes the user PC, PSW, and WSR onto the stack and starts your program

from the location contained in the user PC. The RISM PC, PSW, and WSR will

also be in the stack, so allow enough room on the stack for all six words. Your

program must not directly alter memory locations 56H–5CH; the RISM uses these

locations if your program reads from or writes to any memory.

You can interrogate memory locations while your program is running. The RISM

interrupts your program to process the command, then returns execution to your

Stops executing your program, POPs the user PC, PSW, and WSR from the

stack, and PUSHes the RISM PC, PSW, and WSR back onto the stack. The RISM

PC contains the location of the Monitor_Pause routine, so the RISM returns to

Monitor_Pause.

Loads a value into the DATA register. This value indicates the status of your

Memory Addr.