P89LPC980 NXP [NXP Semiconductors], P89LPC980 Datasheet - Page 24

• 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 6.
* indicates SFRs that are bit addressable.
Name
FMADRH
FMADRL
FMCON
FMDATA
I2ADR
I2CON*
I2DAT
I2SCLH
I2SCLL
I2STAT
IEN0*
IEN1*
DPL
Special function registers - P89LPC983/985
Description
Data pointer low
Program flash
address high
Program flash
address low
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
2
2
2
2
C-bus slave
C-bus control
C-bus data
C-bus status
Bit address
Bit address
Bit address
SFR
addr.
DBH
DAH
DDH
DCH
E7H
E6H
E4H
E4H
E5H
D8H
D9H
A8H
E8H
82H
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
EAD
DF
AF
EA
EF
-
I2ADR.5
EWDRT
STA.3
I2EN
EST
DE
AE
EE
-
…continued
I2ADR.4
STA.2
EBO
STA
DD
AD
ED
-
-
I2ADR.3
ES/ESR
EXTIM
STA.1
STO
DC
AC
EC
-
I2ADR.2
STA.0
ESPI
HVA
ET1
DB
AB
EB
SI
I2ADR.1
HVE
EX1
DA
AA
AA
EA
EC
0
I2ADR.0
EKBI
ET0
SV
D9
A9
E9
0
-
CRSEL
EI2C
LSB
EX0
GC
D8
A8
E8
OI
0
Reset value
Hex
00
00
00
70
00
00
00
00
00
F8
00
00
[2]
Binary
0000 0000
0000 0000
0000 0000
0111 0000
0000 0000
0000 0000
x000 00x0
0000 0000
0000 0000
1111 1000
0000 0000
00x0 0000