參數(shù)資料
型號(hào): P89C669FA
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 微控制器/微處理器
英文描述: 80C51 8-bit microcontroller family with extended memory 96 kB Flash with 2 kB RAM
中文描述: 8-BIT, FLASH, 24 MHz, MICROCONTROLLER, PQCC44
封裝: PLASTIC, MS-018, SOT-187-2, LCC-44
文件頁(yè)數(shù): 13/33頁(yè)
文件大?。?/td> 827K
代理商: P89C669FA
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Special function registers
Description
SFR
addr.
MSB
Bit address E7
E6
E5
Accumulator
E0H
Auxiliary Function Register
8EH
-
-
-
Auxiliary Function Register 1
A2H
-
-
ENBOOT -
Bit address F7
F6
F5
B Register
F0H
BRGCON
[2]
Baud Rate Generator Control
85H
[3]
-
-
BRGR0
[2][5]
Baud Rate Generator Rate LOW
86H
[3]
BRGR1
[2][5]
Baud Rate Generator Rate HIGH 87H
[3]
CCAP0H
[2]
Module 0 Capture HIGH
FAH
CCAP1H
[2]
Module 1 Capture HIGH
FBH
CCAP2H
[2]
Module 2 Capture HIGH
FCH
CCAP3H
[2]
Module 3 Capture HIGH
FDH
CCAP4H
[2]
Module 4 Capture HIGH
FEH
CCAP0L
[2]
Module 0 Capture LOW
EAH
CCAP1L
[2]
Module 1 Capture LOW
EBH
CCAP2L
[2]
Module 2 Capture LOW
ECH
CCAP3L
[2]
Module 3 Capture LOW
EDH
CCAP4L
[2]
Module 4 Capture LOW
EEH
CCAPM0
[2]
Module 0 Mode
DAH
-
ECOM_0
CCAPM1
[2]
Module 1 Mode
DBH
-
ECOM_1
CCAPM2
[2]
Module 2 Mode
DCH
-
ECOM_2
CCAPM3
[2]
Module 3 Mode
DDH
-
ECOM_3
CCAPM4
[2]
Module 4 Mode
DEH
-
ECOM_4
Bit address DF
DE
CCON
[1][2]
PCA Counter Control
D8H
CF
CR
CH
[2]
PCA Counter HIGH
F9H
CL
[2]
PCA Counter LOW
E9H
CMOD
[2]
PCA Counter Mode
D9H
CIDL
WDTE
DPTR
Data Pointer (2 bytes)
P
P
8
9
P
R
1
Table 5:
Name
Bit functions and addresses
Reset
value
LSB
E0
E4
E3
E2
E1
ACC
[1]
AUXR
[2]
AUXR1
[2]
00H
00H
[6]
00H
[6]
-
-
GF2
F3
-
0
F2
EXTRAM AO
-
F1
DPS
F0
F4
B
[1]
00H
00H
[6]
00H
00H
[6]
XXH
XXH
XXH
XXH
XXH
XXH
XXH
XXH
XXH
XXH
00H
[6]
00H
[6]
00H
[6]
00H
[6]
00H
[6]
-
-
-
-
S0BRGS
BRGEN
CAPP_0
CAPP_1
CAPP_2
CAPP_3
CAPP_4
DD
-
CAPN_0
CAPN_1
CAPN_2
CAPN_3
CAPN_4
DC
CCF4
MAT_0
MAT_1
MAT_2
MAT_3
MAT_4
DB
CCF3
TOG_0
TOG_1
TOG_2
TOG_3
TOG_4
DA
CCF2
PWM_0
PWM_1
PWM_2
PWM_3
PWM_4
D9
CCF1
ECCF_0
ECCF_1
ECCF_2
ECCF_3
ECCF_4
D8
CCF0
00H
[6]
00H
00H
00H
[6]
00H
-
-
-
CPS1
CPS0
ECF
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