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P87LPC779FDH Datasheet(PDF) 10 Page - NXP Semiconductors

Part # P87LPC779FDH
Description  CMOS single-chip 8-bit 80C51 microcontroller with 128-byte data RAM, 8 kB OTP
PDF  74 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

P87LPC779FDH Datasheet(HTML) 10 Page - NXP Semiconductors

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Bit address
BF
BE
BD
BC
BB
BA
B9
B8
IP0*
Interrupt priority 0
B8h
-
PWD
PBO
PS
PT1
PX1
PT0
PX0
00H
IP0H
Interrupt priority 0 HIGH
B7h
-
PWDH
PBOH
PSH
PT1H
PX1H
PT0H
PX0H
00H
Bit address
FF
FE
FD
FC
FB
FA
F9
F8
IP1*
Interrupt priority 1
F8h
PTI
-
PC1
PAD
-
PC2
PKB
PI2
00H
IP1H
Interrupt priority 1 HIGH
F7h
PTIH
-
PC1H
PADH
-
PC2H
PKBH
PI2H
00H
KBI
Keyboard Interrupt
86h
00H
Bit address
87
86
85
84
83
82
81
80
P0*
Port 0
80h
T1
CMP1
CMPREF
CIN1A
CIN1B
CIN2A
CIN2B
CMP2
[1]
Bit address
97
96
95
94
93
92
91
90
P1*
Port 1
90h
DAC0
DAC1
RST
INT1
INT0
T0
RxD
TxD
[1]
Bit address
A7
A6
A5
A4
A3
A2
A1
A0
P2*
Port 2
A0h
-
-
-
-
-
-
X1
X2
[1]
P0M1
Port 0 output mode 1
84h
(P0M1.7)
(P0M1.6)
(P0M1.5)
(P0M1.4)
(P0M1.3)
(P0M1.2)
(P0M1.1)
(P0M1.0)
00H
P0M2
Port 0 output mode 2
85h
(P0M2.7)
(P0M2.6)
(P0M2.5)
(P0M2.4)
(P0M2.3)
(P0M2.2)
(P0M2.1)
(P0M2.0)
00H
P1M1
Port 1 output mode 1
91h
(P1M1.7)
(P1M1.6)
-
(P1M1.4)
-
-
(P1M1.1)
(P1M1.0)
00H
P1M2
Port 1 output mode 2
92h
(P1M2.7)
(P1M2.6)
-
(P1M2.4)
-
-
(P1M2.1)
(P1M2.0)
00H
P2M1
Port 2 output mode 1
A4h
P2S
P1S
P0S
ENCLK
ENT1
ENT0
(P2M1.1)
(P2M1.0)
00H
P2M2
Port 2 output mode 2
A5h
-
-
-
-
-
-
(P2M2.1)
(P2M2.0)
00H
PCON
Power control register
87h
SMOD1
SMOD0
BOF
POF
GF1
GF0
PD
IDL
[2]
Bit address
D7
D6
D5
D4
D3
D2
D1
D0
PSW*
Program status word
D0h
CY
AC
F0
RS1
RS0
OV
F1
P
00H
PT0AD
Port 0 digital input disable
F6h
00H
Bit address
9F
9E
9D
9C
9B
9A
99
98
SCON*
Serial port control
98h
SM0
SM1
SM2
REN
TB8
RB8
TI
RI
00H
SBUF
Serial port data buffer register
99h
xxh
SADDR
Serial port address register
A9h
00H
SADEN
Serial port address enable
B9h
00H
Table 3:
Special function registers…continued
* indicates SFRs that are bit addressable.
Name
Description
SFR
addr.
Bit functions and addresses
Reset
value
MSB
LSB
Hex



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