Datasheet
LPC3220_30_40_50 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 2.1 — 24 June 2014 18 of 80
NXP Semiconductors
LPC3220/30/40/50
16/32-bit ARM microcontrollers
P0[1]/
I2S1RX_WS
D7 VDD_IOB I/O Port 0 GPIO bit 1
I/O I
2
S1 receive word select
P0[2]/
I2S0RX_SDA/
LCDVD[4]
M17 VDD_IOA I/O Port 0 GPIO bit 2
I/O I
2
S0 receive data
I/O LCD data bit 4 (LPC3230 and LPC3250 only)
P0[3]/
I2S0RX_CLK/
LCDVD[5]
M18 VDD_IOA I/O Port 0 GPIO bit 3
I/O I
2
S0 receive clock
I/O LCD data bit 5 (LPC3230 and LPC3250 only)
P0[4]/
I2S0RX_WS/
LCDVD[6]
L15 VDD_IOA I/O Port 0 GPIO bit 4
I/O I
2
S0 receive word select
I/O LCD data bit 6 (LPC3230 and LPC3250 only)
P0[5]/
I2S0TX_SDA/
LCDVD[7]
L16 VDD_IOA I/O Port 0 GPIO bit 5
I/O I
2
S0 transmit data
I/O LCD data bit 7 (LPC3230 and LPC3250 only)
P0[6]/
I2S0TX_CLK/
LCDVD[12]
L17 VDD_IOA I/O Port 0 GPIO bit 6
I/O I
2
S0 transmit clock
I/O LCD data bit 12 (LPC3230 and LPC3250 only)
P0[7]/
I2S0TX_WS/
LCDVD[13]
L18 VDD_IOA I/O Port 0 GPIO bit 7
I/O I
2
S0 transmit word select
I/O LCD data bit 13 (LPC3230 and LPC3250 only)
PLL397_LOOP
R14 VDD_PLL397 analog filter PLL397 loop filter
(for external components)
PWM_OUT1/
LCDVD[16]
D14 VDD_IOD O PWM1 out
O LCD data bit 16 (LPC3230 and LPC3250 only)
PWM_OUT2/INTSTAT/
LCDVD[19]
D15 VDD_IOD O PWM2 output/internal interrupt status
[1]
O LCD data bit 19 (LPC3230 and LPC3250 only)
RESET
M14 VDD_RTC I Reset input, active LOW
RESOUT
G4 VDD_IOC O Reset out. Reflects external and WDT reset
RTCX_IN
P16 VDD_RTC analog in RTC oscillator input
RTCX_OUT
P17 VDD_RTC analog out RTC oscillator output
SPI1_CLK/
SCK0
C9 VDD_IOD O SPI1 clock out
O SSP0 clock out
SPI1_DATIN/
MISO0/
GPI_25/
MCI1
C10 VDD_IOD I/O SPI1 data in
I/O SSP0 MISO
I/O General purpose input bit 25
I Motor control channel 1 input
SPI1_DATIO/
MOSI0/
MCI2
B9 VDD_IOD I/O SPI1 data out (and optional input)
I/O SSP0 MOSI
I Motor control channel 2 input
Table 4. Pin description
…continued
Symbol Pin Power supply
domain
Type Description