LPC2377 datasheet(12/55 Pages) NXP

12 / 55 page

LPC2377_78_4

Product data sheet

Rev. 04 — 19 November 2008

12 of 55

NXP Semiconductors

LPC2377/78

Single-chip 16-bit/32-bit microcontroller

P3[3]/D3

2[1]

I/O

P3[3] — General purpose digital input/output pin.

I/O

D3 — External memory data line 3.

P3[4]/D4

9[1]

I/O

P3[4] — General purpose digital input/output pin.

I/O

D4 — External memory data line 4.

P3[5]/D5

12[1]

I/O

P3[5] — General purpose digital input/output pin.

I/O

D5 — External memory data line 5.

P3[6]/D6

16[1]

I/O

P3[6] — General purpose digital input/output pin.

I/O

D6 — External memory data line 6.

P3[7]/D7

19[1]

I/O

P3[7] — General purpose digital input/output pin.

I/O

D7 — External memory data line 7.

P3[23]/CAP0[0]/

PCAP1[0]

45[1]

I/O

P3[23] — General purpose digital input/output pin.

CAP0[0] — Capture input for Timer 0, channel 0.

PCAP1[0] — Capture input for PWM1, channel 0.

P3[24]/CAP0[1]/

PWM1[1]

40[1]

I/O

P3[24] — General purpose digital input/output pin.

CAP0[1] — Capture input for Timer 0, channel 1.

PWM1[1] — Pulse Width Modulator 1, output 1.

P3[25]/MAT0[0]/

PWM1[2]

39[1]

I/O

P3[25] — General purpose digital input/output pin.

MAT0[0] — Match output for Timer 0, channel 0.

PWM1[2] — Pulse Width Modulator 1, output 2.

P3[26]/MAT0[1]/

PWM1[3]

38[1]

I/O

P3[26] — General purpose digital input/output pin.

MAT0[1] — Match output for Timer 0, channel 1.

PWM1[3] — Pulse Width Modulator 1, output 3.

P4[0] to P4[31]

I/O

Port 4: Port 4 is a 32 bit I/O port with individual direction controls for each bit. The

operation of port 4 pins depends upon the pin function selected via the pin connect

block. Pins 16 through 23, 26, and 27 of this port are not available.

P4[0]/A0

52[1]

I/O

P4[0] — ]General purpose digital input/output pin.

I/O

A0 — External memory address line 0.

P4[1]/A1

55[1]

I/O

P4[1] — General purpose digital input/output pin.

I/O

A1 — External memory address line 1.

P4[2]/A2

58[1]

I/O

P4[2] — General purpose digital input/output pin.

I/O

A2 — External memory address line 2.

P4[3]/A3

68[1]

I/O

P4[3] — General purpose digital input/output pin.

I/O

A3 — External memory address line 3.

P4[4]/A4

72[1]

I/O

P4[4] — General purpose digital input/output pin.

I/O

A4 — External memory address line 4.

P4[5]/A5

74[1]

I/O

P4[5] — General purpose digital input/output pin.

I/O

A5 — External memory address line 5.

P4[6]/A6

78[1]

I/O

P4[6] — General purpose digital input/output pin.

I/O

A6 — External memory address line 6.

P4[7]/A7

84[1]

I/O

P4[7] — General purpose digital input/output pin.

I/O

A7 — External memory address line 7.

Table 3.

Pin description …continued

Symbol

Type

Description

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