LPC1766 datasheet(11/66 Pages) NXP

11 / 66 page

LPC1769_68_67_66_65_64_4

Product data sheet

Rev. 04 — 1 February 2010

11 of 66

NXP Semiconductors

LPC1769/68/67/66/65/64

32-bit ARM Cortex-M3 microcontroller

P1[26]/MCOB1/

PWM1[6]/CAP0[0]

40[1]

I/O

P1[26] — General purpose digital input/output pin.

MCOB1 — Motor control PWM channel 1, output B.

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

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

P1[27]/CLKOUT

/USB_OVRCR/

CAP0[1]

43[1]

I/O

P1[27] — General purpose digital input/output pin.

CLKOUT — Clock output pin.

USB_OVRCR — USB port Over-Current status. (LPC1769/68/66/65 only).

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

P1[28]/MCOA2/

PCAP1[0]/

MAT0[0]

44[1]

I/O

P1[28] — General purpose digital input/output pin.

MCOA2 — Motor control PWM channel 2, output A.

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

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

P1[29]/MCOB2/

PCAP1[1]/

MAT0[1]

45[1]

I/O

P1[29] — General purpose digital input/output pin.

MCOB2 — Motor control PWM channel 2, output B.

PCAP1[1] — Capture input for PWM1, channel 1.

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

P1[30]/VBUS/

AD0[4]

21[2]

I/O

P1[30] — General purpose digital input/output pin.

VBUS — Monitors the presence of USB bus power. (LPC1769/68/66/65/64 only).

Note: This signal must be HIGH for USB reset to occur.

AD0[4] — A/D converter 0, input 4.

P1[31]/SCK1/

AD0[5]

20[2]

I/O

P1[31] — General purpose digital input/output pin.

I/O

SCK1 — Serial Clock for SSP1.

AD0[5] — A/D converter 0, input 5.

P2[0] to P2[31]

I/O

Port 2: Port 2 is a 32-bit I/O port with individual direction controls for each bit. The

operation of port 2 pins depends upon the pin function selected via the pin connect

block. Pins 14 through 31 of this port are not available.

P2[0]/PWM1[1]/

TXD1

75[1]

I/O

P2[0] — General purpose digital input/output pin.

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

TXD1 — Transmitter output for UART1.

P2[1]/PWM1[2]/

RXD1

74[1]

I/O

P2[1] — General purpose digital input/output pin.

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

RXD1 — Receiver input for UART1.

P2[2]/PWM1[3]/

CTS1/

TRACEDATA[3]

73[1]

I/O

P2[2] — General purpose digital input/output pin.

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

CTS1 — Clear to Send input for UART1.

TRACEDATA[3] — Trace data, bit 3.

P2[3]/PWM1[4]/

DCD1/

TRACEDATA[2]

70[1]

I/O

P2[3] — General purpose digital input/output pin.

PWM1[4] — Pulse Width Modulator 1, channel 4 output.

DCD1 — Data Carrier Detect input for UART1.

TRACEDATA[2] — Trace data, bit 2.

Table 3.

Pin description …continued

Symbol

Type

Description

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