P89LPC912FDH NXP Semiconductors, P89LPC912FDH Datasheet - Page 25

• Manufacturer Part Number: P89LPC912FDH
• Description: MCU 8BIT 80C51 1K FLASH, TSSOP14
• Manufacturer: NXP Semiconductors

Specifications of P89LPC912FDH

• Controller Family/series: (8051) 8052
• Core Size: 8bit
• No. Of I/o's: 12
• Program Memory Size: 1KB
• Ram Memory Size: 128Byte
• Cpu Speed: 18MHz
• Oscillator Type: External, Internal
• No. Of Timers: 4
• No. Of: RoHS Compliant

Table 9.
* indicates SFRs that are bit addressable.
Name
IP0*
IP0H
IP1*
IP1H
KBCON
KBMASK
KBPATN
P0*
P1*
P2*
P0M1
P0M2
P1M1
P1M2
P2M1
P2M2
PCON
PCONA
P89LPC914 Special function registers
Description
Interrupt priority 0
Interrupt priority 0 high
Interrupt priority 1
Interrupt priority 1 high
Keypad control register
Keypad interrupt mask
register
Keypad pattern register
Port 0
Port 1
Port 2
Port 0 output mode 1
Port 0 output mode 2
Port 1 output mode 1
Port 1 output mode 2
Port 2 output mode 1
Port 2 output mode 2
Power control register
Power control register A
Bit address
Bit address
Bit address
Bit address
Bit address
SFR
addr.
B8H
B7H
A0H
A4H
A5H
B5H
F8H
F7H
94H
86H
93H
80H
90H
84H
85H
91H
92H
87H
Bit functions and addresses
SMOD1
RTCPD
…continued
MSB
BF
FF
A7
87
97
-
-
-
-
-
(P0M1.6) (P0M1.5) (P0M1.4)
(P0M2.6) (P0M2.5) (P0M2.4)
PWDRT
PWDRT
SMOD0
CMP1/
PSTH
PST
KB6
BE
FE
A6
86
96
H
-
-
CMPREF
(P2M1.5) (P2M1.4) (P2M1.3) (P2M1.2)
(P2M2.5) (P2M2.4) (P2M2.3) (P2M2.2)
SPICLK
PBOH
BOPD
VCPD
/ KB5
PBO
RST
BD
FD
A5
85
95
-
-
-
PS/PSR
CIN1A/
PSRH
PSH/
KB4
BOI
BC
FC
A4
SS
84
94
-
-
-
-
PSPIH
PT1H
MISO
PSPI
GF1
PT1
BB
FB
A3
83
93
-
-
(P0M1.2)
(P0M2.2)
(P1M1.2) (P1M1.1) (P1M1.0) D3
(P1M2.2) (P1M2.1) (P1M2.0) 00
CIN2A/
SPPD
MOSI
PCH
KB2
GF0
BA
FA
PC
A2
82
92
T0
-
-
-
PATN_S
PMOD1
PKBIH
PT0H
PKBI
RXD
SPD
PT0
B9
A1
F9
EL
81
91
PMOD0 00
KBIF
LSB
TXD
B8
A0
F8
80
90
-
-
-
-
-
Reset value
Hex
00
00
00
00
00
00
FF
[1]
[1]
[1]
FF
00
FF
00
00
[1]
[1]
[1]
[1]
[1]
[1]
[1]
[1]
Binary
x000 0000
x000 0000
00x0 0000
00x0 0000
xxxx xx00
0000 0000
1111 1111
1111 1111
0000 0000
11x1 xx11
00x0 xx00
1111 1111
0000 0000
0000 0000
0000 0000