P89LPC9321FDH 查看數據表（PDF） - NXP Semiconductors.
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P89LPC9321FDH
NXP Semiconductors.
P89LPC9321FDH Datasheet PDF : 70 Pages
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Table 4. Special function registers …continued
* indicates SFRs that are bit addressable.
Name
Description
SFR Bit functions and addresses
addr. MSB
LSB
Reset value
Hex Binary
RTCH
RTC register
high
D2H
00[6] 0000 0000
RTCL
RTC register
low
D3H
00[6] 0000 0000
SADDR
Serial port
A9H
address
register
00
0000 0000
SADEN
Serial port
B9H
address enable
00
0000 0000
SBUF
Serial Port
99H
data buffer
register
xx
xxxx xxxx
Bit address 9F
9E
9D
9C
9B
9A
99
98
SCON*
Serial port
98H SM0/FE
SM1
SM2
REN
TB8
RB8
TI
control
RI
00
0000 0000
SSTAT
Serial port
BAH DBMOD INTLO
CIDIS DBISEL
FE
BR
OE
STINT 00
0000 0000
extended
status register
SP
Stack pointer 81H
07
0000 0111
SPCTL
SPI control
register
E2H SSIG
SPEN
DORD
MSTR
CPOL
CPHA
SPR1
SPR0 04
0000 0100
SPSTAT SPI status
E1H SPIF
WCOL
-
-
-
-
-
-
00
00xx xxxx
register
SPDAT
SPI data
E3H
register
00
0000 0000
TAMOD
Timer 0 and 1 8FH
-
-
-
T1M2
-
-
-
T0M2 00
xxx0 xxx0
auxiliary mode
Bit address 8F
8E
8D
8C
8B
8A
89
88
TCON*
Timer 0 and 1 88H
TF1
TR1
TF0
TR0
IE1
IT1
IE0
IT0 00
0000 0000
control
TCR20*
CCU control
register 0
C8H PLEEN
HLTRN
HLTEN
ALTCD
ALTAB
TDIR2 TMOD21 TMOD20 00
0000 0000
TCR21
CCU control F9H TCOU2
-
-
-
PLLDV.3 PLLDV.2 PLLDV.1 PLLDV.0 00
0xxx 0000
register 1
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