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89LPC933 View Datasheet(PDF) - NXP Semiconductors.

Part Name
Description
Manufacturer
89LPC933 Datasheet PDF : 77 Pages
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Table 5. Special function registers - P89LPC933/934
* indicates SFRs that are bit addressable.
Name
Description
SFR Bit functions and addresses
addr. MSB
LSB
Reset value
Hex Binary
Bit address E7
E6
E5
E4
E3
E2
E1
E0
ACC*
Accumulator
E0H
00
0000 0000
ADCON0 A/D control register 0
8EH
-
-
-
-
-
ENADC0
-
-
00
0000 0000
ADCON1 A/D control register 1
97H ENBI1 ENADCI TMM1 EDGE1 ADCI1 ENADC1 ADCS11 ADCS10 00
1
0000 0000
ADINS A/D input select
A3H ADI13 ADI12 ADI11 ADI10
-
-
-
-
00
0000 0000
ADMODA A/D mode register A
C0H BNDI1 BURST1 SCC1 SCAN1
-
-
-
-
00
0000 0000
ADMODB A/D mode register B
A1H CLK2 CLK1 CLK0
-
ENDAC1 ENDAC0 BSA1
-
00
000x 0000
AD0DAT3 A/D_0 data register 3
F4H
00
0000 0000
AD1BH A/D_1 boundary high register C4H
FF
1111 1111
AD1BL A/D_1 boundary low register BCH
00
0000 0000
AD1DAT0 A/D_1 data register 0
D5H
00
0000 0000
AD1DAT1 A/D_1 data register 1
D6H
00
0000 0000
AD1DAT2 A/D_1 data register 2
D7H
00
0000 0000
AD1DAT3 A/D_1 data register 3
F5H
AUXR1 Auxiliary function register
A2H CLKLP EBRR ENT1 ENT0 SRST
0
00
0000 0000
-
DPS 00[1] 0000 00x0
Bit address F7
F6
F5
F4
F3
F2
F1
F0
B*
B register
F0H
BRGR0 Baud rate generator rate low BEH
BRGR1 Baud rate generator rate high BFH
BRGCON Baud rate generator control BDH
-
CMP1
Comparator 1 control register ACH
-
CMP2
Comparator 2 control register ADH
-
00
0000 0000
00[2] 0000 0000
00[1][2] 0000 0000
-
-
-
-
-
SBRGS BRGEN 00[2] xxxx xx00
-
CE1
CP1
CN1
OE1
CO1
CMF1 00[1] xx00 0000
-
CE2
CP2
CN2
OE2
CO2
CMF2 00[1] xx00 0000
DIVM
CPU clock divide-by-M
95H
control
00
0000 0000
DPTR
Data pointer (2 bytes)
DPH Data pointer high
83H
00
0000 0000
DPL Data pointer low
82H
00
0000 0000
FMADRH Program flash address high E7H
00
0000 0000
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