LPC2925FBD100 datasheet(6/84 Pages) NXP

Part #	LPC2925FBD100

Description	ARM9 microcontroller with CAN, LIN, and USB

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Manufacturer	NXP [NXP Semiconductors]

Direct Link	http://www.nxp.com

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6 / 84 page

LPC2921_23_25_3

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Product data sheet

Rev. 03 — 14 April 2010

6 of 84

NXP Semiconductors

LPC2921/2923/2925

ARM9 microcontroller with CAN, LIN, and USB

P5[19]/USB_D+

12[2]

GPIO5, pin 19

USB_D+

-

P5[18]/USB_D

−

13[2]

GPIO5, pin 18

USB_D

−

--

VDD(IO)

14

3.3 V power supply for I/O

VDD(CORE)

15

1.8 V power supply for digital core

VSS(CORE)

16

ground for core

VSS(IO)

17

ground for I/O

P1[27]/CAP1[2]/

TRAP2/PMAT3[3]

18[1]

GPIO1, pin 27

TIMER1 CAP2,

ADC2 EXT START

PWM TRAP2

PWM3 MAT3

P1[26]/PMAT2[0]/

TRAP3/PMAT3[2]

19[1]

GPIO1, pin 26

PWM2 MAT0

PWM TRAP3

PWM3 MAT2

VDD(IO)

20

3.3 V power supply for I/O

P1[25]/PMAT1[0]/

USB_VBUS/

PMAT3[1]

21[1]

GPIO1, pin 25

PWM1 MAT0

USB_VBUS

PWM3 MAT1

P1[24]/PMAT0[0]/

USB_CONNECT/

PMAT3[0]

22[1]

GPIO1, pin 24

PWM0 MAT0

USB_CONNECT

PWM3 MAT0

P1[23]/RXD0

23[1]

GPIO1, pin 23

UART0 RXD

-

P1[22]/TXD0/

USB_UP_LED

24[1]

GPIO1, pin 22

UART0 TXD

USB_UP_LED

-

TMS

25[1]

IEEE 1149.1 test mode select, pulled up internally

TCK

26[1]

IEEE 1149.1 test clock

P1[21]/CAP3[3]/

CAP1[3]

27[1]

GPIO1, pin 21

TIMER3 CAP3

TIMER1 CAP3,

MSCSS PAUSE

-

P1[20]/CAP3[2]/

SCS0[1]

28[1]

GPIO1, pin 20

TIMER3 CAP2

SPI0 SCS1

-

P1[19]/CAP3[1]/

SCS0[2]

29[1]

GPIO1, pin 19

TIMER3 CAP1

SPI0 SCS2

-

P1[18]/CAP3[0]/

SDO0

30[1]

GPIO1, pin 18

TIMER3 CAP0

SPI0 SDO

-

P1[17]/CAP2[3]/

SDI0

31[1]

GPIO1, pin 17

TIMER2 CAP3

SPI0 SDI

-

VSS(IO)

32

ground for I/O

P1[16]/CAP2[2]/

SCK0

33[1]

GPIO1, pin 16

TIMER2 CAP2

SPI0 SCK

-

P1[15]/CAP2[1]/

SCS0[0]

34[1]

GPIO1, pin 15

TIMER2 CAP1

SPI0 SCS0

-

P1[14]/CAP2[0]/

SCS0[3]

35[1]

GPIO1, pin 14

TIMER2 CAP0

SPI0 SCS3

-

P1[13]/EI3/SCL1

36[1]

GPIO1, pin 13

EXTINT3

I2C1 SCL

-

P1[12]/EI2/SDA1

37[1]

GPIO1, pin 12

EXTINT2

I2C1 SDA

-

VDD(IO)

38

3.3 V power supply for I/O

P1[11]/SCK1/SCL0

39[1]

GPIO1, pin 11

SPI1 SCK

I2C0 SCL

-

Table 3.

LQFP100 pin assignment …continued

Pin name

Description

Function 0 (default)

Function 1

Function 2

Function 3

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