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 17 of 80
NXP Semiconductors
LPC3220/30/40/50
16/32-bit ARM microcontrollers
KEY_COL4/
ENET_RXD0
G15 VDD_IOD I Keyscan column 4 input
I Ethernet receive data 0 (LPC3240 and LPC3250
only)
KEY_COL5/
ENET_RXD1
F16 VDD_IOD I Keyscan column 5 input
I Ethernet receive data 1 (LPC3240 and LPC3250
only)
KEY_ROW0/
ENET_TX_ER
E15 VDD_IOD I/O T Keyscan row 0 out
I/O T Ethernet transmit error (LPC3240 and LPC3250
only)
KEY_ROW1/
ENET_TXD2
E14 VDD_IOD I/O T Keyscan row 1 out
I/O T Ethernet transmit data 2 (LPC3240 and LPC3250
only)
KEY_ROW2/
ENET_TXD3
F14 VDD_IOD I/O T Keyscan row 2 out
I/O T Ethernet transmit data 3 (LPC3240 and LPC3250
only)
KEY_ROW3/
ENET_TX_EN
D16 VDD_IOD I/O T Keyscan row 3 out
I/O T Ethernet transmit enable (LPC3240 and LPC3250
only)
KEY_ROW4/
ENET_TXD0
C17 VDD_IOD I/O T Keyscan row 4 out
I/O T Ethernet transmit data 0 (LPC3240 and LPC3250
only)
KEY_ROW5/
ENET_TXD1
C18 VDD_IOD I/O T Keyscan row 5 out
I/O T Ethernet transmit data 1 (LPC3240 and LPC3250
only)
MS_BS/MAT2[1]
A6 VDD_IOD I/O: P MS/SD card command out
O Timer 2 match output 1
MS_DIO0/MAT0[0]
A8 VDD_IOD I/O: P MS/SD card data 0
O Timer 0 match output 0
MS_DIO1/
MAT0[1]
A7 VDD_IOD I/O: P MS/SD card data 1
O Timer 0 match output 1
MS_DIO2/
MAT0[2]
B8 VDD_IOD I/O: P MS/SD card data 2
O Timer 0 match output 2
MS_DIO3/
MAT0[3]
C8 VDD_IOD I/O: P MS/SD card data 3
O Timer 0 match output 3
MS_SCLK/
MAT2[0]
B7 VDD_IOD I/O MS/SD card clock output
O Timer 2 match output 0
n.c. B17,
U17,
U2
- - not connected
ONSW M15 VDD_RTC O RTC match output for external power control
P0[0]/
I2S1RX_CLK
B5 VDD_IOB I/O Port 0 GPIO bit 0
I/O I
2
S1 receive clock
Table 4. Pin description
…continued
Symbol Pin Power supply
domain
Type Description