参数资料
型号: P83C654EHPN
厂商: NXP SEMICONDUCTORS
元件分类: 微控制器/微处理器
英文描述: CMOS single-chip 8-bit microcontroller
中文描述: 8-BIT, MROM, 16 MHz, MICROCONTROLLER, PDIP40
封装: 0.600 INCH, PLASTIC, DIP-40
文件页数: 8/88页
文件大小: 497K
代理商: P83C654EHPN
Philips Semiconductors
Product data
P83C654X2/P87C654X2
80C51 8-bit microcontroller family
16 kB OTP/ROM,
256B RAM, low voltage (2.7 to 5.5 V), low power, high speed
(30/33 MHz)
2004 Apr 20
8
SPECIAL FUNCTION REGISTERS
SYMBOL
DESCRIPTION
DIRECT
ADDRESS
BIT ADDRESS, SYMBOL, OR ALTERNATIVE PORT FUNCTION
MSB
E7
LSB
E0
RESET
VALUE
ACC*
Accumulator
E0H
E6
E5
E4
E3
E2
E1
00H
AUXR#
Auxiliary
8EH
Fast/STD
I
2
C
AO
xxxx1xx0B
AUXR1#
Auxiliary 1
A2H
LPEP
GPS
0
DPS
xxxx00x0B
B*
B register
F0H
F7
F6
F5
F4
F3
F2
F1
F0
00H
CKCON
Clock control
8FH
X2
xxxxxxx0B
DPTR:
Data Pointer (2 bytes)
DPH
Data Pointer High
83H
00H
DPL
Data Pointer Low
82H
00H
AF
AE
AD
AC
AB
AA
A9
A8
IEN0*
Interrupt Enable 0
A8H
EA
EC
ES1
ES0
ET1
EX1
ET0
EX0
00000000B
IEN1*
Interrupt Enable 1
E8H
ES2
ET2
xxxxxx00B
BF
BE
BD
BC
BB
BA
B9
B8
IP*#
Interrupt Priority
B8H
PT2
PS1
PS0
PT1
PX1
PT0
PX0
00000000B
B7
B6
B5
B4
B3
B2
B1
B0
IPH#
Interrupt Priority High
B7H
PT2H
PPCH
PS1H
PS0H
PT1H
PX1H
PT0H
PX0H
00000000B
87
86
85
84
83
82
81
80
P0*
Port 0
80H
AD7
AD6
AD5
AD4
AD3
AD2
AD1
AD0
FFH
97
96
95
94
93
92
91
90
P1*#
Port 1
90H
SDA
SCL
T2EX
T2
FFH
A7
A6
A5
A4
A3
A2
A1
A0
P2*
Port 2
A0H
AD15
AD14
AD13
AD12
AD11
AD10
AD9
AD8
FFH
B7
B6
B5
B4
B3
B2
B1
B0
P3*
Port 3
B0H
RD
WR
T1
T0
INT1
INT0
TxD
RxD
FFH
PCON#
1
Power Control
87H
SMOD1
SMOD0
POF
GF1
GF0
PD
IDL
00xx0000B
D7
D6
D5
D4
D3
D2
D1
D0
PSW*
Program Status Word
D0H
CY
AC
F0
RS1
RS0
OV
F1
P
00000000B
RCAP2H
#
Timer 2 Capture High
CBH
00H
RCAP2L
#
Timer 2 Capture Low
CAH
00H
SADDR#
Slave Address
A9H
00H
SADEN#
Slave Address Mask
B9H
00H
SBUF
Serial Data Buffer
99H
xxxxxxxxB
9F
9E
9D
9C
9B
9A
99
98
SCON*
Serial Control
98H
SM0/FE
SM1
SM2
REN
TB8
RB8
TI
RI
00H
SP
Stack Pointer
81H
07H
8F
8E
8D
8C
8B
8A
89
88
TCON*
Timer Control
88H
TF1
TR1
TF0
TR0
IE1
IT1
IE0
IT0
00H
CF
CE
CD
CC
CB
CA
C9
C8
T2CON*
Timer 2 Control
C8H
TF2
EXF2
RCLK
TCLK
EXEN2
TR2
C/T2
CP/
RL2
DCEN
00H
T2MOD#
Timer 2 Mode Control
C9H
T2OE
xxxxxx00B
TH0
Timer High 0
8CH
00H
TH1
Timer High 1
8DH
00H
TH2#
Timer High 2
CDH
00H
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