NXP Semiconductors LPC1768 - Page 101

UM10360 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
User manual Rev. 3 — 19 December 2013 101 of 841
NXP Semiconductors
UM10360
Chapter 7: LPC176x/5x Pin configuration
P1[27] / CLKOUT /
USB_OVRCR
/
CAP0[1]
43
- I/O P1[27] — General purpose digital input/output pin.
O
CLKOUT — Clock output pin.
I
USB_OVRCR — USB port Over-Current status.
I
CAP0[1] — Capture input for Timer 0, channel 1.
P1[28] / MCOA2 /
PCAP1[0] / MAT0[0]
44 35 I/O
P1[28] — General purpose digital input/output pin.
O
MCOA2 — Motor control PWM channel 2, output A.
I
PCAP1[0] — Capture input for PWM1, channel 0.
O
MAT0[0] — Match output for Timer 0, channel 0.
P1[29] / MCOB2 /
PCAP1[1] /
MAT0[1]
45 36 I/O
P1[29] — General purpose digital input/output pin.
O
MCOB2 — Motor control PWM channel 2, output B.
I
PCAP1[1] — Capture input for PWM1, channel 1.
O
MAT0[1] — Match output for Timer 0, channel 0.
P1[30] / V
BUS
/
AD0[4]
21 18 I/O P1[30] — General purpose digital input/output pin. When configured as an
ADC input, digital section of the pad is disabled.
I
V
BUS
— Monitors the presence of USB bus power.
Note: This signal must be HIGH for USB reset to occur.
I
AD0[4] — A/D converter 0, input 4.
P1[31] / SCK1 /
AD0[5]
20 17 I/O
P1[31] — General purpose digital input/output pin. When configured as an
ADC input, digital section of the pad is disabled.
I/O
SCK1 — Serial Clock for SSP1.
I
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 60 I/O
P2[0] — General purpose digital input/output pin.
O
PWM1[1] — Pulse Width Modulator 1, channel 1 output.
O
TXD1 — Transmitter output for UART1.
P2[1] / PWM1[2] /
RXD1
74 59 I/O
P2[1] — General purpose digital input/output pin.
O
PWM1[2] — Pulse Width Modulator 1, channel 2 output.
I
RXD1 — Receiver input for UART1.
P2[2] / PWM1[3] /
CTS1 /
TRACEDATA[3]
73 58 I/O
P2[2] — General purpose digital input/output pin.
O
PWM1[3] — Pulse Width Modulator 1, channel 3 output.
I
CTS1 — Clear to Send input for UART1.
O
TRACEDATA[3] — Trace data, bit 3.
P2[3] / PWM1[4] /
DCD1 /
TRACEDATA[2]
70 55 I/O
P2[3] — General purpose digital input/output pin.
O
PWM1[4] — Pulse Width Modulator 1, channel 4 output.
I
DCD1 — Data Carrier Detect input for UART1.
O
TRACEDATA[2] — Trace data, bit 2.
Table 73. Pin description …continued
Symbol LQFP
100
LQFP
80
Type Description