p89c669 NXP Semiconductors, p89c669 Datasheet - Page 13

• Manufacturer Part Number: p89c669
• Description: P89c669 80c51 8-bit Microcontroller Family With Extended Memory; 96 Kb Flash With 2 Kb Ram
• Manufacturer: NXP Semiconductors

Table 5:
Name
ACC
AUXR
AUXR1
B
BRGCON
BRGR0
BRGR1
CCAP0H
CCAP1H
CCAP2H
CCAP3H
CCAP4H
CCAP0L
CCAP1L
CCAP2L
CCAP3L
CCAP4L
CCAPM0
CCAPM1
CCAPM2
CCAPM3
CCAPM4
CCON
CH
CL
CMOD
DPTR
[1]
[2]
[2]
[1]
[2]
[1] [2]
[2]
[2]
[2][5]
[2][5]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
[2]
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xxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxx
Special function registers
Description
Accumulator
Auxiliary Function Register
Auxiliary Function Register 1
B Register
Baud Rate Generator Control
Baud Rate Generator Rate LOW 86H
Baud Rate Generator Rate HIGH 87H
Module 0 Capture HIGH
Module 1 Capture HIGH
Module 2 Capture HIGH
Module 3 Capture HIGH
Module 4 Capture HIGH
Module 0 Capture LOW
Module 1 Capture LOW
Module 2 Capture LOW
Module 3 Capture LOW
Module 4 Capture LOW
Module 0 Mode
Module 1 Mode
Module 2 Mode
Module 3 Mode
Module 4 Mode
PCA Counter Control
PCA Counter HIGH
PCA Counter LOW
PCA Counter Mode
Data Pointer (2 bytes)
Bit address E7
Bit address F7
Bit address DF
SFR
addr.
E0H
8EH
A2H
F0H
85H
FAH
FBH
FCH
FDH
FEH
EAH
EBH
ECH
EDH
EEH
DAH
DBH
DCH
DDH
DEH
D8H
F9H
E9H
D9H
[3]
[3]
[3]
Bit functions and addresses
MSB
-
-
-
-
-
-
-
-
CF
CIDL
-
-
-
ECOM_0
ECOM_1
ECOM_2
ECOM_3
ECOM_4
CR
WDTE
E6
F6
DE
E5
-
ENBOOT -
F5
-
CAPP_0
CAPP_1
CAPP_2
CAPP_3
CAPP_4
DD
-
-
E4
-
F4
-
CAPN_0
CAPN_1
CAPN_2
CAPN_3
CAPN_4
DC
CCF4
-
E3
-
GF2
F3
-
MAT_0
MAT_1
MAT_2
MAT_3
MAT_4
DB
CCF3
-
E2
-
0
F2
-
TOG_0
TOG_1
TOG_2
TOG_3
TOG_4
DA
CCF2
CPS1
E1
EXTRAM AO
-
F1
S0BRGS BRGEN
PWM_0
PWM_1
PWM_2
PWM_3
PWM_4
D9
CCF1
CPS0
LSB
E0
DPS
F0
ECCF_0
ECCF_1
ECCF_2
ECCF_3
ECCF_4
D8
CCF0
ECF
Reset
value
00H
00H
00H
00H
00H
00H
00H
XXH
XXH
XXH
XXH
XXH
XXH
XXH
XXH
XXH
XXH
00H
00H
00H
00H
00H
00H
00H
00H
00H
00H
[6]
[6]
[6]
[6]
[6]
[6]
[6]
[6]
[6]
[6]
[6]