p87lpc764hdh NXP Semiconductors, p87lpc764hdh Datasheet - Page 8
![no-image](/images/manufacturer_photos/0/4/487/nxp_semiconductors_sml.jpg)
p87lpc764hdh
Manufacturer Part Number
p87lpc764hdh
Description
Low Power, Low Price, Low Pin Count 20 Pin Microcontroller With 4 Kbyte Otp
Manufacturer
NXP Semiconductors
Datasheet
1.P87LPC764HDH.pdf
(60 pages)
Philips Semiconductors
SPECIAL FUNCTION REGISTERS
2003 Sep 03
ACC*
AUXR1#
B*
CMP1#
CMP2#
DIVM#
DPTR:
I2CFG#*
I2CON#*
I2DAT#
IEN0*
IEN1#*
IP0*
IP0H#
IP1*
IP1H#
KBI#
P0*
P1*
P2*
P0M1#
P0M2#
P1M1#
P1M2#
P2M1#
P2M2#
PCON
DPH
DPL
Low power, low price, low pin count (20 pin)
microcontroller with 4 kbyte OTP
Name
Accumulator
Auxiliary Function Register
B register
Comparator 1 control
register
Comparator 2 control
register
CPU clock divide-by-M
control
Data pointer (2 bytes)
Data pointer high byte
Data pointer low byte
I
I
I
Interrupt enable 0
Interrupt enable 1
Interrupt priority 0
Interrupt priority 0 high byte
Interrupt priority 1
Interrupt priority 1 high byte
Keyboard Interrupt
Port 0
Port 1
Port 2
Port 0 output mode 1
Port 0 output mode 2
Port 1 output mode 1
Port 1 output mode 2
Port 2 output mode 1
Port 2 output mode 2
Power control register
2
2
2
C configuration register
C control register
C data register
Description
Address
C8h/WR
D8h/WR
D9h/WR
C8h/RD
D8h/RD
D9h/RD
SFR
ACh
ADh
E0h
A2h
F0h
95h
83h
82h
A8h
E8h
B8h
B7h
F8h
F7h
86h
80h
90h
A0h
84h
85h
91h
92h
A4h
A5h
87h
SMOD1 SMOD0
SLAVEN
SLAVEN
(P0M1.7)
(P0M2.7)
(P1M1.7)
(P1M2.7)
(P1.7)
RDAT
RDAT
XDAT
PTIH
CXA
MSB
KBF
P2S
ETI
PTI
E7
CF
DF
AF
EA
EF
BF
FF
A7
F7
87
T1
97
–
–
–
–
–
–
MASTRQ
MASTRQ
(P0M1.6)
(P0M2.6)
(P1M1.6)
(P1M2.6)
PWDH
CMP1
(P1.6)
EWD
PWD
BOD
IDLE
ATN
P1S
CE
DE
AE
EE
BE
FE
E6
F6
A6
86
96
–
–
0
x
–
–
–
–
–
7
CMPREF
(P0M1.5)
(P0M2.5)
CLRTI
DRDY
PBOH
PC1H
CDR
EBO
PBO
BOF
CE1
CE2
EC1
PC1
RST
P0S
BOI
CD
DD
AD
ED
BD
E5
FD
A5
F5
85
95
0
0
x
–
–
–
–
Bit Functions and Addresses
(P0M1.4)
(P0M2.4)
(P1M1.4)
(P1M2.4)
ENCLK
TIRUN
TIRUN
CIN1A
CARL
LPEP
INT1
PSH
POF
CP1
CP2
ARL
CC
DC
AC
EC
BC
E4
ES
PS
FC
A4
F4
84
94
0
–
–
–
–
–
x
(P0M1.3)
(P0M2.3)
CIN1B
SRST
CSTR
T1OE
PT1H
INT0
CN1
CN2
STR
GF1
ET1
PT1
CB
DB
AB
EB
BB
E3
F3
FB
A3
83
93
–
–
0
x
–
–
–
–
–
–
–
(P0M1.2)
(P0M2.2)
CIN2A
CSTP
PX1H
PC2H
T0OE
OE1
OE2
STP
EC2
PC2
GF0
EX1
PX1
CA
DA
AA
EA
BA
E2
F2
FA
82
92
T0
A2
0
–
–
0
x
–
–
–
–
(P0M1.1)
(P0M2.1)
(P1M1.1)
(P1M2.1)
(P2M1.1)
(P2M2.1)
MASTER
CIN2B
XSTR
PKBH
PT0H
CO1
CO2
EKB
PKB
CT1
CT1
ET0
PT0
RxD
PD
E1
F1
C9
D9
A9
E9
B9
F9
A1
X1
81
91
–
0
P87LPC764
x
(P0M1.0)
(P0M2.0)
(P1M1.0)
(P1M2.0)
(P2M1.0)
(P2M2.0)
CMP2
CMF1
CMF2
XSTP
PX0H
LSB
PI2H
DPS
CT0
CT0
EX0
PX0
TxD
EI2
PI2
IDL
E0
F0
C8
D8
A8
E8
B8
F8
A0
X2
80
90
–
0
x
Product data
00h
02h
00h
00h
00h
00h
00h
00h
00h
80h
80h
00h
00h
00h
00h
00h
00h
00h
Note 2
Note 2
Note 2
00h
00H
00h
00h
00h
00h
Note 3
Reset
Value
1
1
1
1
1
1
1
1
1
1
1
1
1