LPC4074FBD80 datasheet(33/123 Pages) NXP

33 / 123 page

LPC408X_7X

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Objective data sheet

Rev. 1 — 17 September 2012

33 of 123

NXP Semiconductors

LPC408x/7x

32-bit ARM Cortex-M4 microcontroller

P3[29]

[3]

I; PU I/O

P3[29] — General purpose digital input/output pin.

I/O

EMC_D[29] — External memory data line 29.

PWM1[6] — Pulse Width Modulator 1, output 6.

T1_MAT0 — Match output for Timer 1, channel 0.

P3[30]

[3]

I; PU I/O

P3[30] — General purpose digital input/output pin.

I/O

EMC_D[30] — External memory data line 30.

U1_RTS — Request to Send output for UART1. Can also

be configured to be an RS-485/EIA-485 output enable

signal for UART1.

T1_MAT1 — Match output for Timer 1, channel 1.

P3[31]

[3]

I; PU I/O

P3[31] — General purpose digital input/output pin.

I/O

EMC_D[31] — External memory data line 31.

R — Function reserved.

T1_MAT2 — Match output for Timer 1, channel 2.

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.

P4[0]

75U9

52-

[3]

I; PU I/O

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

I/O

EMC_A[0] — External memory address line 0.

P4[1]

U10

[3]

I; PU I/O

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

I/O

EMC_A[1] — External memory address line 1.

P4[2]

T11

[3]

I; PU I/O

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

I/O

EMC_A[2] — External memory address line 2.

P4[3]

U16

[3]

I; PU I/O

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

I/O

EMC_A[3] — External memory address line 3.

P4[4]

103

R15

P13

[3]

I; PU I/O

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

I/O

EMC_A[4] — External memory address line 4.

P4[5]

107

R16

H10

[3]

I; PU I/O

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

I/O

EMC_A[5] — External memory address line 5.

P4[6]

113

M14

K10

[3]

I; PU I/O

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

I/O

EMC_A[6] — External memory address line 6.

P4[7]

121

L16

K12

[3]

I; PU I/O

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

I/O

EMC_A[7] — External memory address line 7.

P4[8]

127

J17

J11

[3]

I; PU I/O

P4[8] — General purpose digital input/output pin.

I/O

EMC_A[8] — External memory address line 8.

Table 3.

Pin description …continued

Not all functions are available on all parts. See Table 2 (Ethernet, USB, LCD, QEI, SD/MMC, comparator pins) and Table 5

(EMC pins).

Symbol

Description

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