P89LPC92X1 NXP Semiconductors, P89LPC92X1 Datasheet - Page 13

• Manufacturer Part Number: P89LPC92X1
• Description: The P89LPC9201/9211/922A1/9241/9251 is a single-chip microcontroller, available in lowcost packages, based on a high performance processor architecture that executesinstructions in two to four clocks, six times the rate of standard 80C51 devices
• Manufacturer: NXP Semiconductors

Table 4.
* indicates SFRs that are bit addressable.
Name
ACC*
AUXR1
B*
BRGR0
BRGR1
BRGCON
CMP1
CMP2
DIVM
DPTR
FMADRH
FMADRL
DPH
DPL
[2]
[2]
Special function registers - P89LPC9201/9211/922A1
Description
Accumulator
Auxiliary
function
register
B register
Baud rate
generator 0
rate low
Baud rate
generator 0
rate high
Baud rate
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
Program flash
address high
Program flash
address low
Bit address
Bit address
SFR
addr.
E0H
A2H
BEH
BFH
BDH
ACH
ADH
E7H
E6H
F0H
95H
83H
82H
Bit functions and addresses
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