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 20 of 80
NXP Semiconductors
LPC3220/30/40/50
16/32-bit ARM microcontrollers
U7_HCTS/
CAP0[1]/
LCDCLKIN/
GPI_22
G13 VDD_IOD I HS UART 7 CTS in
I Timer 0 capture input 1
I LCD panel clock in (LPC3230 and LPC3250 only)
I General purpose input bit 22
U7_RX/
CAP0[0]/
LCDVD[10]/
GPI_23
E17 VDD_IOD I/O HS UART 7 receive
I/O Timer 0 capture input 0
I/O LCD data bit 10 (LPC3230 and LPC3250 only)
I/O General purpose input bit 23
U7_TX/
MAT1[1]/
LCDVD[11]
E18 VDD_IOD O HS UART 7 transmit
O Timer 1 match output 1
O LCD data bit 11 (LPC3230 and LPC3250 only)
USB_ATX_INT
C4 VDD_IOC I Interrupt from USB ATX
USB_DAT_VP/
U5_RX
D5 VDD_IOC I/O: P USB transmit data, D+ receive
I/O: P UART 5 receive
USB_I2C_SCL
E5 VDD_IOC I/O T I
2
C clock for USB ATX interface
USB_I2C_SDA
E6 VDD_IOC I/O T I
2
C data for USB ATX interface
USB_OE_TP
D6 VDD_IOC I/O USB transmit enable for DAT/SE0
USB_SE0_VM/
U5_TX
C5 VDD_IOC I/O: P USB single ended zero transmit, D Receive
I/O: P UART 5 transmit
VDD_AD N12,
N13
VDD_AD power 3.3 V supply for ADC/touch screen
VDD_CORE G7,
G9,
G11,
J7,
J12,
M7,
M11
VDD_CORE power 1.2 V or 0.9 V supply for core
VDD_COREFXD L12,
M13
VDD_COREFXD power Fixed 1.2 V supply for digital portion of the analog
block
VDD_EMC J6,
K6,
K7,
L6,
M6,
M8,
N7,
N8,
N9,
N10,
N11
VDD_EMC power 1.8 V or 2.5 V or 3.3 V supply for
External Memory Controller (EMC)
VDD_IOA H13,
J13
VDD_IOA power 1.8 V or 3.3 V supply for IOA domain
VDD_IOB F8 VDD_IOB power 1.8 V or 3.3 V supply for IOB domain
Table 4. Pin description
…continued
Symbol Pin Power supply
domain
Type Description