Sharp PC-1500 Technical Reference Manual page 123

118
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5-3-6. Structure of reserve area
(!) Leading address of the reserve area
S~·sten1
<. : onfigura!ion
1
leading
address~
PC- 1500 0N LY
PC- 1500.J CE-151
PC- 1500 I CE- 155
1
1
PC- 1500 , CE- 159
I
4000H
4000H
3BOOH
2000H
~
J
CD
Reserve memory configuration (when only the PC-1500 is used)
.~ 0 1
~
0 1
' 0 3
t .•
0 ,
I
.: 0
s
·~
0 6
.: 0 7
-
Key sym':>ol 01 1 ne rc setve n u nl ber I t:?S by1es;
1-
Key
sy1n :.>ot
o l thU r(i :;.;" ·e n u mt':<Ci II ( 26 !)ytes)
1
i I I I I I I I
i
r 1 I !
lt<oy
s yn1!)¢I
¢ 11ne
o~se tve n~un:.>er
111 (26 b)''! ¢s)
I
I
I I
J.III
I
I
t11e c<.:1\ ton1:1 c l 1eser .. 'i!
keys ate
:l!¢ 1(!<: 1n
order -01 rc91 stta1io fl ( ~I: :>;·test
0
Reserve key code
.;;··· ....
f:.~~-~
I
11
F I 0 I H
I
"'
fi
l
02H I 2H
F 3 03H 13H
F .;
0
·~
H I ·~ H
F 5
105H
ISH
I
F 6 0 6H
1 611
ID
0 9 Ii
~~
OB H
OCH
OO H
OE M
I
T
.: 0 8
.. 0 9
1-1
• fillsor .. ·e key conten;s arP. sto red
IOll0\'11119 1 0
th~
key C()de .
4 0
A.
40 0
40C
I I
t. 00 I
4 0 E
4 0 F
1
t-.~acnn'le
1 a1)9ua9e
.,
e:\S IC
p r09ram
I I
I
I
I
l
• Acscrvc p 1ograrns are $1ore-d in
orCcf 0 1 rcgisuation. In the- c ase
o f tC·fC;Ji sttatioo. U)O
p revious
progfam is deleted and the 1ne .. ·1
progr(lm is addc-0
IOll O~'liflg
to
it
NOTE: When NEW l"'" · is execu1ed in the
RESERVE mode. address area 1r om 4008H to
40C4H i s fi lled vp wi th "OOH".
(<) ROM status information
ADDRESS DESCRIPTION
1st
Byle in lhe ROM 55H
2nd Byte in the ROM High order one byte of the ROM lop address
3rd Byte in lhe ROM High order one by1 e of lhe top nddrcss
or
1hc BASIC program.
assuming 1 he ROM tOP address 1 0 be .. OOOOH"
4ih
Byte in the ROM Low order one byte ol the top address of lheBASIC program,
assuming the ROM top address to be .. O OOOH"
5th Byle in the ROM
Write the loffowing code according to the ROM size
1 K8:··Q 4H .. 2Kl3: .. 081-1" · 1 KB: .. 10H ..
8KB:··20H .. 1 6KB:·AoH"
6th
Byle in the ROM Undefined
7th Byte •n the ROM Undd•ned
8th
Byle in lhe ROM To inhibit " LUST" command. wrile .. O G H ..
To eilec1 " LUST .. command, write .. FFH ..
Note : The ROM address is OOOOH-3FFFH.
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