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參數(shù)資料
| 型號(hào)： | P89C669 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | 80C51 8-bit microcontroller family with extended memory 96 kB Flash with 2 kB RAM |
| 中文描述： | 80C51的8位擴(kuò)展內(nèi)存，2 KB RAM內(nèi)存96 kB閃存微控制器系列 |
| 文件頁(yè)數(shù)： | 15/33頁(yè) |
| 文件大小： | 827K |
| 代理商： | P89C669 |
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Special function registers
…continued
Description
SFR
addr.
MSB
P
P
8
9
P
R
1
Bit address 87
80H
Bit address 97
90H
86
AD6
96
CEX3
85
AD5
95
CEX2/
SPICLK
A5
ADA13/
AD21
B5
T1
-
84
AD4
94
CEX1/
MOSI
A4
AD12/
AD20
B4
T0
POF
83
AD3
93
CEX0
82
AD2
92
ECI
81
AD1
91
T2EX
80
AD0
90
T2
P0
[1]
Port 0
AD7
FFH
P1
[1]
Port 1
CEX4
FFH
Bit address A7
A0H
A6
AD14/
AD22
B6
WR
SMOD0
A3
AD11/
AD19
B3
INT1
GF1
A2
AD10/
AD18
B2
INT0
GF0
A1
AD9/
AD17
B1
TxD0
PD
A0
AD8/
AD16
B0
RxD0
IDL
P2
[1]
Port 2
AD15
FFH
Bit address B7
B0H
87H
P3
[1]
PCON
[2]
Port 3
Power Control Register
RD
SMOD1
FFH
00H/
10H
[4]
Bit address D7
D0H
CBH
CAH
Bit address 9F
98H
D6
AC
D5
F0
D4
RS1
D3
RS0
D2
OV
D1
F1
D0
P
PSW
[1]
RCAP2H
[2]
RCAP2L
[2]
Program Status Word
Timer2 Capture HIGH
Timer2 Capture LOW
CY
00H
00H
00H
9E
SM1_0
9D
SM2_0
9C
REN_0
9B
TB8_0
9A
RB8_0
99
TI_0
98
RI_0
S0CON
[1]
Serial Port 0 Control
SM0_0/
FE_0
00H
S0BUF
Serial Port 0 Data Buffer
Register
Serial Port 0 Address Register
Serial Port 0 Address Enable
Serial Port 0 Status
99H
xxH
S0ADDR
S0ADEN
S0STAT
[2]
A9H
B9H
8CH
[3]
00H
00H
00H
[6]
DBMOD_0
INTLO_0
CIDIS_0
DBISEL_
0
84
[3]
REN_1
FE_0
BR_0
OE_0
STINT_0
Bit address 87
[3]
80H
[3]
86
[3]
SM1_1
85
[3]
SM2_1
83
[3]
TB8_1
82
[3]
RB8_1
81
[3]
TI_1
80
[3]
RI_1
S1CON
[1][2]
Serial Port 1 Control
SM0_1/
FE_1
00H
S1BUF
[2]
S1ADDR
[2]
Serial Port 1 Data buffer Register 81H
[3]
Serial Port 1 Address Register
XXH
00H
82H
[3]
Table 5:
Name
Bit functions and addresses
Reset
value
LSB
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| P89C669BBD | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:80C51 8-bit microcontroller family with extended memory 96 kB Flash with 2 kB RAM |
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