P89LPC980 NXP [NXP Semiconductors], P89LPC980 Datasheet - Page 16

• Manufacturer Part Number: P89LPC980
• Description: 8-bit microcontroller with accelerated two-clock 80C51 core, 4 kB/8 kB wide-voltage byte-erasable flash with 10-bit ADC
• Manufacturer: NXP [NXP Semiconductors]

Table 4.
* indicates SFRs that are bit addressable.
Name
FMCON
FMDATA
I2ADR
I2CON*
I2DAT
I2SCLH
I2SCLL
I2STAT
IEN0*
IEN1*
IP0*
IP0H
IP1*
Special function registers - P89LPC980/982
Description
Program flash
control (Read)
Program flash
control (Write)
Program flash
data
I
address register
I
register
I
register
Serial clock
generator/SCL
duty cycle
register high
Serial clock
generator/SCL
duty cycle
register low
I
register
Interrupt enable 0
Interrupt enable 1
Interrupt priority 0
Interrupt priority 0
high
Interrupt priority 1
2
2
2
2
C-bus slave
C-bus control
C-bus data
C-bus status
Bit address
Bit address
Bit address
Bit address
Bit address
addr.
DBH
DAH
DDH
DCH
SFR
E4H
E4H
E5H
D8H
D9H
A8H
E8H
B8H
B7H
F8H
Bit functions and addresses
FMCMD.7 FMCMD.6 FMCMD.5 FMCMD.4 FMCMD.3 FMCMD.2 FMCMD.1 FMCMD.0
I2ADR.6
BUSY
STA.4
MSB
DF
AF
EA
EF
BF
FF
-
-
-
-
-
PWDRTH
I2ADR.5
EWDRT
PWDRT
STA.3
I2EN
EST
PST
DE
AE
BE
EE
FE
…continued
-
I2ADR.4
PBOH
STA.2
EBO
PBO
STA
DD
AD
ED
BD
FD
-
-
-
I2ADR.3
ES/ESR
PS/PSR
EXTIM
PXTIM
PSRH
STA.1
PSH/
STO
DC
AC
EC
BC
FC
-
I2ADR.2
STA.0
PT1H
ESPI
PSPI
HVA
ET1
PT1
DB
AB
EB
BB
FB
SI
I2ADR.1
PX1H
HVE
EX1
PX1
DA
AA
BA
AA
EA
EC
FA
PC
0
I2ADR.0
PT0H
EKBI
PKBI
ET0
PT0
SV
D9
A9
B9
E9
F9
0
-
CRSEL
PX0H
EI2C
PI2C
LSB
EX0
PX0
GC
D8
A8
E8
B8
OI
F8
0
00
F8
00
Reset value
Hex
70
00
00
00
00
00
00
00
00
[2]
[2]
[2]
[2]
Binary
0111 0000
0000 0000
0000 0000
x000 00x0
0000 0000
0000 0000
1111 1000
0000 0000
00x0 0000
x000 0000
x000 0000
00x0 0000