87C752 Philips Semiconductors, 87C752 Datasheet - Page 9

• Manufacturer Part Number: 87C752
• Description: 80C51 8-bit microcontroller family 2K/64 OTP/ROM/ 5 channel 8 bit A/D/ I2C/ PWM/ low pin count
• Manufacturer: Philips Semiconductors

*
# SFRs are modified from or added to the 80C51 SFRs.
Philips Semiconductors
Table 2.
1999 Jul 23
ACC*
ADAT#
ADCON#
B*
DPTR:
I
I
I
I
IE*#
P0*#
P1*#
P3*
PCON#
PSW*
PWCM#
PWENA#
PWMP#
RTL#
RTH#
SP
TL#
TH#
TCON*#
SYMBOL
2
2
2
2
DPL
DPH
80C51 8-bit microcontroller family
2K/64 OTP/ROM, 5 channel 8 bit A/D, I
CFG*#
CON*#
DAT#
STA*#
SFRs are bit addressable.
Accumulator
A/D result
A/D control
B register
Data pointer
Data pointer low
Data pointer high
I
I
I
I
Interrupt enable
Port 0
Port 1
Port 3
Power control
Program status word
PWM compare
PWM enable
PWM prescaler
Timer low reload
Timer high reload
Stack pointer
Timer low
Timer high
Timer control
2
2
2
2
8XC752 Special Function Registers
C configuration
C control
C data
C status
(2 bytes)
DESCRIPTION
ADDRESS
DIRECT
D8H/RD
98H/RD
99H/RD
ADH
E0H
A0H
F0H
F8H
B0H
D0H
8EH
FEH
8FH
8BH
8DH
8AH
8CH
84H
82H
83H
80H
90H
87H
81H
88H
WR
WR
WR
MSB
SLAVEN
SLAVEN
RDAT
RDAT
XDAT
GATE
CXA
DF
EA
CY
E7
F7
9F
FF
AF
T0
B7
D7
8F
97
–
–
–
–
–
–
BIT ADDRESS, SYMBOL, OR ALTERNATIVE PORT FUNCTION
MASTRQ
MASTRQ
IDLE
IDLE
INT1
ATN
EAD
C/T
DE
FE
AE
D6
AC
2
E6
F6
9E
B6
8E
96
X
–
0
–
–
–
–
C, PWM, low pin count
ENADC
XDATA
CLRTI
DRDY
CDR
INT0
ETI
9
DD
AD
E5
9D
FD
B5
D5
8D
TF
F5
95
F0
0
0
X
–
–
–
–
XACTV
TIRUN
TIRUN
PWM0
CARL
ADC4
ADCI
ARL
RS1
DC
AC
E4
9C
FC
ES
B4
D4
8C
TR
F4
84
94
0
X
–
–
MAKSTR
EPWM
ADCS
CSTR
ADC3
STR
RS0
IE0
DB
AB
E3
F3
9B
FB
B3
D3
8B
83
93
X
–
–
0
–
–
–
AADR2
MAKSTP
CSTP
ADC2
STP
EX1
DA
AA
OV
IT0
E2
F2
9A
FA
B2
D2
8A
82
92
–
–
0
X
–
–
–
AADR1
MASTER
XSTR
XSTR
ADC1
83C752/87C752
SDA
CT1
CT1
ET0
PD
IE1
E1
D9
A9
B1
D1
F1
99
F9
81
91
89
0
X
–
–
AADR0
XSTP
XSTP
ADC0
PWE
Product specification
CT0
CT0
EX0
SCL
IDL
LSB
IT1
E0
F0
D8
F8
A8
B0
D0
98
80
90
88
X
P
–
0
00H
00H
C0H
00H
00H
00H
0000xx00B
81H
80H
x0100000B
00H
xxx11111B
FFH
FFH
xxxx0000B
00H
xxxxxxxxB
FEH
00H
00H
00H
07H
00H
00H
00H
RESET
VALUE