P89LPC9351(2008) 데이터 시트보기 (PDF) - NXP Semiconductors.

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P89LPC9351
(Rev.:2008)

8-bit microcontroller with accelerated two-clock 80C51 core 8 kB 3 V byte-erasable flash with 8-bit ADC

NXP Semiconductors. 

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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

Bit address

87

86

85

84

83

82

81

80

P0*

Port 0

80H T1/KB7

CMP1

/KB6

CMPREF

/KB5

CIN1A

/KB4

CIN1B

/KB3

CIN2A

/KB2

CIN2B

/KB1

CMP2 [1]

/KB0

Bit address

97

96

95

94

93

92

91

90

P1*

Port 1

90H OCC

OCB

RST

INT1 INT0/SDA T0/SCL

RXD

TXD [1]

Bit address A7

A6

A5

A4

A3

A2

A1

A0

P2*

Port 2

A0H

ICA

OCA

SPICLK

SS

MISO

MOSI

OCD

ICB

[1]

Bit address B7

B6

B5

B4

B3

B2

B1

B0

P3*

Port 3

B0H

-

-

-

-

-

-

XTAL1

XTAL2 [1]

P0M1

Port 0 output

mode 1

84H (P0M1.7) (P0M1.6) (P0M1.5) (P0M1.4) (P0M1.3) (P0M1.2) (P0M1.1) (P0M1.0) FF[1] 1111 1111

P0M2

Port 0 output

mode 2

85H (P0M2.7) (P0M2.6) (P0M2.5) (P0M2.4) (P0M2.3) (P0M2.2) (P0M2.1) (P0M2.0) 00[1]

0000 0000

P1M1

Port 1 output 91H (P1M1.7) (P1M1.6)

-

(P1M1.4) (P1M1.3) (P1M1.2) (P1M1.1) (P1M1.0) D3[1] 11x1 xx11

mode 1

P1M2

Port 1 output 92H (P1M2.7) (P1M2.6)

-

(P1M2.4) (P1M2.3) (P1M2.2) (P1M2.1) (P1M2.0) 00[1] 00x0 xx00

mode 2

P2M1

Port 2 output

mode 1

A4H (P2M1.7) (P2M1.6) (P2M1.5) (P2M1.4) (P2M1.3) (P2M1.2) (P2M1.1) (P2M1.0) FF[1]

1111 1111

P2M2

Port 2 output

mode 2

A5H (P2M2.7) (P2M2.6) (P2M2.5) (P2M2.4) (P2M2.3) (P2M2.2) (P2M2.1) (P2M2.0) 00[1]

0000 0000

P3M1

Port 3 output B1H

-

-

-

-

-

-

(P3M1.1) (P3M1.0) 03[1] xxxx xx11

mode 1

P3M2

Port 3 output B2H

-

-

-

-

-

-

(P3M2.1) (P3M2.0) 00[1] xxxx xx00

mode 2

PCON

Power control 87H SMOD1 SMOD0

-

register

BOI

GF1

GF0

PMOD1 PMOD0 00

0000 0000

PCONA

Power control B5H RTCPD

register A

DEEPD

VCPD

ADPD

I2PD

SPPD

SPD

CCUPD 00[1] 0000 0000

Bit address D7

D6

D5

D4

D3

D2

D1

D0

PSW*

Program status D0H

CY

AC

F0

RS1

RS0

OV

F1

word

P

00

0000 0000

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