LPC2377_78 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 6.1 — 16 October 2013 10 of 69
NXP Semiconductors
LPC2377/78
Single-chip 16-bit/32-bit microcontrollers
P1[20]/PWM1[2]/
SCK0
49
[1]
I/O P1[20] — General purpose digital input/output pin.
O PWM1[2] — Pulse Width Modulator 1, channel 2 output.
I/O SCK0 — Serial clock for SSP0.
P1[21]/PWM1[3]/
SSEL0
50
[1]
I/O P1[21] — General purpose digital input/output pin.
O PWM1[3] — Pulse Width Modulator 1, channel 3 output.
I/O SSEL0 — Slave Select for SSP0.
P1[22]/MAT1[0] 51
[1]
I/O P1[22] — General purpose digital input/output pin.
O MAT1[0] — Match output for Timer 1, channel 0.
P1[23]/PWM1[4]/
MISO0
53
[1]
I/O P1[23] — General purpose digital input/output pin.
O PWM1[4] — Pulse Width Modulator 1, channel 4 output.
I/O MISO0 — Master In Slave Out for SSP0.
P1[24]/PWM1[5]/
MOSI0
54
[1]
I/O P1[24] — General purpose digital input/output pin.
O PWM1[5] — Pulse Width Modulator 1, channel 5 output.
I/O MOSI0 — Master Out Slave in for SSP0.
P1[25]/MAT1[1] 56
[1]
I/O P1[25] — General purpose digital input/output pin.
O MAT1[1] — Match output for Timer 1, channel 1.
P1[26]/PWM1[6]/
CAP0[0]
57
[1]
I/O P1[26] — General purpose digital input/output pin.
O PWM1[6] — Pulse Width Modulator 1, channel 6 output.
I CAP0[0] — Capture input for Timer 0, channel 0.
P1[27]/CAP0[1] 61
[1]
I/O P1[27] — General purpose digital input/output pin.
I CAP0[1] — Capture input for Timer 0, channel 1.
P1[28]/
PCAP1[0]/
MAT0[0]
63
[1]
I/O P1[28] — General purpose digital input/output pin.
I PCAP1[0] — Capture input for PWM1, channel 0.
O MAT0[0] — Match output for Timer 0, channel 0.
P1[29]/
PCAP1[1]/
MAT0[1]
64
[1]
I/O P1[29] — General purpose digital input/output pin.
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]
30
[2]
I/O P1[30] — General purpose digital input/output pin.
I V
BUS
— Monitors the presence of USB bus power. (LPC2378 only)
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]
28
[2]
I/O P1[31] — General purpose digital input/output pin.
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/
TRACECLK
107
[1]
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.
O TRACECLK — Trace Clock.
Table 3. Pin description
…continued
Symbol Pin Type Description
