Remote-processing RPC-220 Bedienungsanleitung PDF herunterladen (Seite 20)

WRITING, DEBUGGING, AND SAVING PROGRAMS SECTION 3

Page 3-9

Figure 3-3 Modification for 64K EPROM

Solder a jumper at W5[1-2]. This connects address

line A15 to U3, pin 1.

3 Install a 27C512 EP ROM when you are done. T his

EPROM is programmed using an external

programmer.

Develop your code in the normal mode. Since code runs

from 64K of its own space, all of RAM is available for

data storage.

APPLICATION PROGRAMS

The following is a list of programs, locations, and

function.

Directory & File Function

mem220\mem220.c Writes and reads mem ory in all

segments. It is also a quick RAM

test. W ritten for 512K RA M. Will

work with 128K RAM . T here w ill

be mem ory er rors in segmen ts

2-7.

flash\dflash.c Demo progr am that copies data

from RAM to flash. You are

prompted for address and length.

flash\pflash.c Demo program that receives a

program in Intel hex format

through a serial port and programs

the EPROM.

loader\loader. asm Resident load er program is

invoked when a line is low. Used

to update or replace existing

program. Executes your program

when high. Invoke condition can

be changed. This program is used

with the NOICE debugger.

loader\monload. asm Program called from loader. asm

to reload the monitor routine.

loader\readm e1.doc More information on the loader

program s.

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Remote-processing RPC-220 Bedienungsanleitung Seite 20