Rpbasic-52 programming guide, Call – Remote Processing BASIC 52 User Manual

Page 27

Advertising
background image

RPBASIC-52 PROGRAMMING GUIDE

2-8

CALL

Syntax:

CALL address
Where: address = address of assembly language program from 0 to 65535

Function:

Calls an asse mbly lang uage program in external Progra m M emory

Mode:

Comm and, Run

Use:

CALL 16

Cards:

All

D E S C R IP T I ON

CALL instruction invokes an assembly language program. To return to Basic, you must execute a RET
instruction in the assembly language program. Original BASIC-52 code to multiply address by two and add
4100H was re mov ed.

Expressions a nd variables are n ot allowed for address ; it must be an explicit number. The assembly language
program m ust reside in externa l program m emory. R PBA SIC-52 occ upies internal progra m me mory
l o ca t io n s 0 t hr o ug h 6 FF F H .

RELATED

none

EXAMPLE

CALL 0

Performs soft power up reset

Advertising