Table 3. special function register (sfr) map – Intel 8xC251TB User Manual
Page 12

8xC251Tx Hardware Description
6
Table 3. Special Function Register (SFR) Map
F8
CH00000
000
CCAP0Hx
xxxxxxx
CCAP1Hx
xxxxxxx
CCAP2Hx
xxxxxxx
CCAP3Hx
xxxxxxx
CCAP4Hx
xxxxxxx
F0
B
00000000
E8
CL
00000000
CCAP0L
xxxxxxxx
CCAP1L
xxxxxxxx
CCAP2L
xxxxxxxx
CCAP3L
xxxxxxxx
CCAP4L
xxxxxxxx
E0
ACC
00000000
D8
CCON
00x00000
CMOD
00xxx000
CCAPM0
x0000000
CCAPM1
x0000000
CCAPM2
x0000000
CCAPM3
x0000000
CCAPM4
x0000000
D0
PSW
00000000
PSW1
00000000
C8
T2CON
00000000
T2MOD
xxxxxx00
RCAP2L
00000000
RCAP2H
00000000
TL2
00000000
TH2
00000000
C0
B8
IPL0
x0000000
SADEN
00000000
SADEN1
00000000
SPH
00000000
B0
P3
11111111
IE1
xxxxxxx0
IP1L
xxxxxxx0
IP1H
xxxxxxx0
IPH0
x0000000
A8
IE0
00000000
SADDR
00000000
SADDR1
00000000
A0
P2
11111111
WDTRST
xxxxxxxx
WCON
xxxxxxxx
98
SCON
00000000
SBUF
xxxxxxxx
SCON1
00000000
SBUF1
xxxxxxxx
90
P1
11111111
88
TCON000
00000
TMOD
00000000
TL0
00000000
TL1
00000000
TH0
00000000
TH1
00000000
BGCON
0000xxxx
80
P0
11111111
SP
00000111
DPL
00000000
DPH
00000000
DPXL
00000001
PCON
00xx0000
NOTE:
Registers in this font are special functions registers that are associated with the second serial I/O
port.