Intel 8XC251SQ User Manual
8XC251SA, SB, SP, SQ USER’S MANUAL
C-2
Table C-1. 8XC251SA, SB, SP, SQ SFR Map
0/8
1/9
2/A
3/B
4/C
5/D
6/E
7/F
F8
CH
00000000
CCAP0H
xxxxxxxx
CCAP1H
xxxxxxxx
CCAP2H
xxxxxxxx
CCAP3H
xxxxxxxx
CCAP4H
xxxxxxxx
FF
F0
B
00000000
F7
E8
CL
00000000
CCAP0L
xxxxxxxx
CCAP1L
xxxxxxxx
CCAP2L
xxxxxxxx
CCAP3L
xxxxxxxx
CCAP4L
xxxxxxxx
EF
E0
ACC
00000000
E7
D8
CCON
00x00000
CMOD
00xxx000
CCAPM0
x0000000
CCAPM1
x0000000
CCAPM2
x0000000
CCAPM3
x0000000
CCAPM4
x0000000
DF
D0
PSW
00000000
PSW1
00000000
D7
C8
T2CON
00000000
T2MOD
xxxxxx00
RCAP2L
00000000
RCAP2H
00000000
TL2
00000000
TH2
00000000
CF
C0
C7
B8
IPL0
x0000000
SADEN
00000000
SPH
00000000
BF
B0
P3
11111111
IPH0
x0000000
B7
A8
IE0
00000000
SADDR
00000000
AF
A0
P2
11111111
WDTRST
xxxxxxxx
WCON
xxxxxx00
A7
98
SCON
00000000
SBUF
xxxxxxxx
9F
90
P1
11111111
97
88
TCON
00000000
TMOD
00000000
TL0
00000000
TL1
00000000
TH0
00000000
TH1
00000000
8F
80
P0
11111111
SP
00000111
DPL
00000000
DPH
00000000
DPXL
00000001
PCON
00xx0000
87
0/8
1/9
2/A
3/B
4/C
5/D
6/E
7/F
NOTE:
Shaded areas represent unimplemented SFR locations. Locations S:000H–S:07FH and
S:100H–S:1FFH are also unimplemented.
S:100H–S:1FFH are also unimplemented.