HYUNDAI MicroElectronics
GMS81C2012/GMS81C2020
Address
Program Memory
PCALL Area Memory
Address
0FF00H
0FFC0H
C1
TCALL 15
TCALL 14
TCALL 13
TCALL 12
TCALL 11
TCALL 10
TCALL 9
C2
C3
C4
C5
C6
C7
C8
C9
CA
CB
CC
CD
CE
CF
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
DA
DB
DC
DD
DE
DF
TCALL 8
PCALL Area
(256 Bytes)
TCALL 7
TCALL 6
TCALL 5
TCALL 4
TCALL 3
TCALL 2
TCALL 1
TCALL 0 / BRK *
0FFFFH
NOTE:
* means that the BRK software interrupt is using
same address with TCALL0.
Figure 8-7 PCALL and TCALL Memory Area
PCALL→ rel
4F35 PCALL 35H
TCALL→ n
4A
TCALL 4
4A
01001010
4F
35
Reverse
➊
~
~
~
~
~
~
~
~
PC: 11111111 11010110
FH FH DH 6H
NEXT
0D125H
0FF00H
0FF35H
➌
0FF00H
➋
NEXT
0FFD6H
0FFD7H
25
D1
0FFFFH
0FFFFH
MAR. 2000 Ver 1.00
29
HYNIX [ HYNIX SEMICONDUCTOR ]
