p89lpc972fn NXP Semiconductors, p89lpc972fn Datasheet - Page 11

• Manufacturer Part Number: p89lpc972fn
• Description: 8-bit Microcontroller With Accelerated Two-clock 80c51 Core 2kb/4 Kb/8 Kb Wide-voltage Byte-erasable ?ash
• Manufacturer: NXP Semiconductors

Table 4.
* indicates SFRs that are bit addressable.
Name
ACC*
AUXR1
B*
BRGR0
BRGR1
BRGCON Baud rate
CMP1
CMP2
DIVM
DPTR
FMADRH Program flash
FMADRL
DPH
DPL
[2]
[2]
Special function registers
Description
Accumulator
Auxiliary function
register
B register
Baud rate
generator 0 rate
low
Baud rate
generator 0 rate
high
generator 0
control
Comparator 1
control register
Comparator 2
control register
CPU clock
divide-by-M
control
Data pointer
(2 bytes)
Data pointer high
Data pointer low
address high
Program flash
address low
Bit address
Bit address
SFR addr. Bit functions and addresses
BDH
ADH
E0H
A2H
BEH
BFH
ACH
E7H
E6H
F0H
95H
83H
82H
CLKLP
MSB
E7
F7
-
-
-
EBRR
E6
F6
-
-
-
ENT1
CE1
CE2
E5
F5
-
ENT0
CP1
CP2
E4
F4
-
SRST
CN1
CN2
E3
F3
-
OE1
OE2
E2
F2
0
-
SBRGS
CO1
CO2
E1
F1
-
BRGEN
CMF1
CMF2
LSB
DPS
E0
F0
Reset value
Hex
00
00
00
00
00
00
00
00
00
00
00
00
00
[2]
[1]
[1]
Binary
0000 0000
0000 00x0
0000 0000
0000 0000
0000 0000
xxxx xx00
xx00 0000
xx00 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000