LPC2212/2214
NXP Semiconductors
16/32-bit ARM microcontrollers
Table 3.
Pin description …continued
Symbol
Pin
Type Description
P0[14]/DCD1/EINT1
92
I
I
DCD1 — Data Carrier Detect input for UART1.
EINT1 — External interrupt 1 input.
Note: LOW on this pin while RESET is LOW forces on-chip bootloader to take
over control of the part after reset.
P0[15]/RI1/EINT2
99
I
RI1 — Ring Indicator input for UART1.
I
EINT2 — External interrupt 2 input.
P0[16]/EINT0/MAT0[2]/ 100
CAP0[2]
I
EINT0 — External interrupt 0 input.
O
MAT0[2] — Match output for Timer 0, channel 2.
CAP0[2] — Capture input for Timer 0, channel 2.
CAP1[2] — Capture input for Timer 1, channel 2.
I
P0[17]/CAP1[2]/SCK1/
MAT1[2]
101
I
I/O
SCK1 — Serial Clock for SPI1/SSP[1]. SPI clock output from master or input
to slave.
O
I
MAT1[2] — Match output for Timer 1, channel 2.
P0[18]/CAP1[3]/MISO1/ 121
MAT1[3]
CAP1[3] — Capture input for Timer 1, channel 3.
MISO1 — Master In Slave Out for SPI1/SSP[1]. Data input to SPI master or
I/O
data output from SPI slave.
O
MAT1[3] — Match output for Timer 1, channel 3.
P0[19]/MAT1[2]/MOSI1/ 122
CAP1[2]
O
MAT1[2] — Match output for Timer 1, channel 2.
MOSI1 — Master Out Slave In for SPI1/SSP[1]. Data output from SPI master
I/O
or data input to SPI slave.
I
CAP1[2] — Capture input for Timer 1, channel 2.
MAT1[3] — Match output for Timer 1, channel 3.
SSEL1 — Slave Select for SPI1/SSP[1]. Selects the SPI interface as a slave.
EINT3 — External interrupt 3 input.
P0[20]/MAT1[3]/SSEL1/ 123
EINT3
O
I
I
P0[21]/PWM5/CAP1[3]
4
O
I
PWM5 — Pulse Width Modulator output 5.
CAP1[3] — Capture input for Timer 1, channel 3.
CAP0[0] — Capture input for Timer 0, channel 0.
MAT0[0] — Match output for Timer 0, channel 0.
General purpose bidirectional digital port only.
P0[22]/CAP0[0]/MAT0[0] 5
I
O
I/O
I/O
I/O
I
P0[23]
P0[24]
P0[25]
6
8
General purpose bidirectional digital port only.
21
23
General purpose bidirectional digital port only.
P0[27]/AIN0/CAP0[1]/
MAT0[1]
AIN0 — ADC, input 0. This analog input is always connected to its pin.
CAP0[1] — Capture input for Timer 0, channel 1.
MAT0[1] — Match output for Timer 0, channel 1.
AIN1 — ADC, input 1. This analog input is always connected to its pin.
CAP0[2] — Capture input for Timer 0, channel 2.
MAT0[2] — Match output for Timer 0, channel 2.
AIN2 — ADC, input 2. This analog input is always connected to its pin.
CAP0[3] — Capture input for Timer 0, Channel 3.
MAT0[3] — Match output for Timer 0, channel 3.
I
O
I
P0[28]/AIN1/CAP0[2]/
MAT0[2]
25
32
I
O
I
P0[29]/AIN2/CAP0[3]/
MAT0[3]
I
O
LPC2212_2214_4
© NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 04 — 3 January 2008
7 of 45
NXP [ NXP ]
