Datasheet

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 11 of 69
NXP Semiconductors
LPC2377/78
Single-chip 16-bit/32-bit microcontrollers
P2[1]/PWM1[2]/
RXD1/
PIPESTAT0
106
[1]
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.
O PIPESTAT0 — Pipeline Status, bit 0.
P2[2]/PWM1[3]/
CTS1/
PIPESTAT1
105
[1]
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 PIPESTAT1 — Pipeline Status, bit 1.
P2[3]/PWM1[4]/
DCD1/
PIPESTAT2
100
[1]
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 PIPESTAT2 — Pipeline Status, bit 2.
P2[4]/PWM1[5]/
DSR1/
TRACESYNC
99
[1]
I/O P2[4] — General purpose digital input/output pin.
O PWM1[5] — Pulse Width Modulator 1, channel 5 output.
I DSR1 — Data Set Ready input for UART1.
O TRACESYNC — Trace Synchronization.
P2[5]/PWM1[6]/
DTR1/
TRACEPKT0
97
[1]
I/O P2[5] — General purpose digital input/output pin.
O PWM1[6] — Pulse Width Modulator 1, channel 6 output.
O DTR1 — Data Terminal Ready output for UART1.
O TRACEPKT0 — Trace Packet, bit 0.
P2[6]/PCAP1[0]/
RI1/
TRACEPKT1
96
[1]
I/O P2[6] — General purpose digital input/output pin.
I PCAP1[0] — Capture input for PWM1, channel 0.
I RI1 — Ring Indicator input for UART1.
O TRACEPKT1 — Trace Packet, bit 1.
P2[7]/RD2/
RTS1/
TRACEPKT2
95
[1]
I/O P2[7] — General purpose digital input/output pin.
I RD2 — CAN2 receiver input. (LPC2378 only)
O RTS1 — Request to Send output for UART1.
O TRACEPKT2 — Trace Packet, bit 2.
P2[8]/TD2/
TXD2/
TRACEPKT3
93
[1]
I/O P2[8] — General purpose digital input/output pin.
O TD2 — CAN2 transmitter output. (LPC2378 only)
O TXD2 — Transmitter output for UART2.
O TRACEPKT3 — Trace Packet, bit 3.
P2[9]/
USB_CONNECT1/
RXD2/
EXTIN0
92
[1]
I/O P2[9] — General purpose digital input/output pin.
O USB_CONNECT1 — USB1 Soft Connect control. Signal used to switch an external
1.5 k resistor under the software control. Used with the SoftConnect USB feature.
(LPC2378 only)
I RXD2 — Receiver input for UART2.
I EXTIN0 — External Trigger Input.
P2[10]/EINT0
76
[6]
I/O P2[10] — General purpose digital input/output pin.
Note: LOW on this pin while RESET is LOW forces on-chip bootloader to take over
control of the part after a reset.
I EINT0
— External interrupt 0 input.
Table 3. Pin description
…continued
Symbol Pin Type Description