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109
5-7. How to Program ROM
2) Writing a program to the memory (EPROM) with NPST-GR Software and a commercially
available ROM programmer
Necessary tools
• Memory (EPROM): AFP5202 [27C256 type or equivalent]
• Commercially available ROM programmer: We recommend Aval Data Corporation’s PECKER 11
• Programming tools
- RS232C cable:
Needs to be customized to match the specifications of the commercial ROM programmer.
- Commercial computer: IBM PC-AT or 100 % compatible machine
Main memory: 550 KB or more free
EMS: 800 KB or more free
Hard disk space: 2 MB or more required
Operating system: MS-DOS Ver. 3.30 or later
Video mode (display mode): VGA
- NPST-GR Software Ver. 3: AFP266538
Procedure
[Program with NPST-GR Software
→
ROM programmer memory
→
memory (EPROM)]
1. Transfer the program from the computer to the ROM programmer memory using NPST-GR Software as shown
below.
• Using NPST-GR Software Ver. 3.1
1
In the ONLINE mode, press
key to display
the [NPST MENU] window.
2
Select the NPST CONFIGURATION option
from the NPST menu.
3
Select the 1. NPST CONFIGURATION option
from the NPST CONFIGURATION menu.
4
Press +
keys.
The
<ROM CONFIG> window will open.
5
Select the parameter for each setting item
according to the ROM programmer. Then press
the
key.
<ROM CONFIG> window setting items
TRANS RATE (bps): 9600, 4800, 2400,
1200, 600, 300
DATA LENGTH: 8, 7
PARITY CHECK: NO, EV, OD
STOP BIT: 1, 2
6
Select the 8. LOAD TO/FROM ROM
WRITER option from the PROGRAM
MANAGER menu.
7
Select “WRITE” in the window and specify the
format according to the ROM programmer.
8
Press the
key to load the program.
2. Attach the memory (EPROM) to the ROM
programmer.
3. Write the contents of the ROM programmer memory
to the memory (EPROM).
Note:
• When using a commercially available ROM programmer to write to the master memory (EEPROM) or the
memory (EPROM), refer to the manual that comes with it for operation procedure and settings.
F1 (EXEC)
F1
F6 (ROM)
SHIFT
Esc
RS232C interface
RS232C cable
Rear view
NPST-GR Software
Commercially available
personal computer
(IBM PC-AT or 100% compatible)
Commercially
available
ROM programmer
ROM
programmer
memory
[LOAD TO/FROM ROM WRITER]
READ
WRITE
VRFY
INTEL HEX
MOTOROLA [S]
SERIAL PORT
CENTRNICS PORT FILE
NO PASSWORD
WITH PASSWORD
F1
: EXECUTE.
Commercially
available
ROM programmer
ROM
programmer
memory
Memory
(EPROM)
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