LPC3230 NXP [NXP Semiconductors], LPC3230 Datasheet - Page 12

• Manufacturer Part Number: LPC3230
• Description: 16/32-bit ARM microcontrollers; hardware floating-point coprocessor, USB On-The-Go, and EMC memory interface
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
Table 4.
LPC3220_30_40_50_1
Preliminary data sheet
Symbol
EMC_WR
FLASH_ALE
FLASH_CE
FLASH_CLE
FLASH_IO[0]
FLASH_IO[1]
FLASH_IO[2]
FLASH_IO[3]
FLASH_IO[4]
FLASH_IO[5]
FLASH_IO[6]
FLASH_IO[7]
FLASH_RD
FLASH_RDY
FLASH_WR
GPI_0/I2S1RX_SDA
GPI_1/SERVICE
GPI_2/CAP2[0]/
ENET_RXD3
GPI_3
GPI_4/SPI1_BUSY
GPI_5/U3_DCD
GPI_6/
HSTIM_CAP/
ENET_RXD2
GPI_7/CAP4[0]/
MCABORT
GPI_8/KEY_COL6/
SPI2_BUSY/
ENET_RX_DV
GPI_9/KEY_COL7/
ENET_COL
Pin description
Pin
R4
D2
E3
F3
H2
H3
F1
E1
H4
G2
G3
E2
C1
D1
F2
C16
C15
C14
F4
E13
N16
C7
D13
B16
E12
…continued
Power supply
domain
VDD_EMC
VDD_IOC
VDD_IOC
VDD_IOC
VDD_IOC
VDD_IOC
VDD_IOC
VDD_IOC
VDD_IOC
VDD_IOC
VDD_IOC
VDD_IOC
VDD_IOC
VDD_IOC
VDD_IOC
VDD_IOD
VDD_IOD
VDD_IOD
VDD_IOC
VDD_IOD
VDD_IOA
VDD_IOB
VDD_IOD
VDD_IOD
VDD_IOD
Rev. 01 — 6 February 2009
Type
O
O
O
O
I/O: BK
I/O: BK
I/O: BK
I/O: BK
I/O: BK
I/O: BK
I/O: BK
I/O: BK
O
I
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Description
EMC write strobe, active LOW
Flash address latch enable
Flash chip enable
Flash command latch enable
Flash data bus, bit 0
Flash data bus, bit 1
Flash data bus, bit 2
Flash data bus, bit 3
Flash data bus, bit 4
Flash data bus, bit 5
Flash data bus, bit 6
Flash data bus, bit 7
Flash read enable
Flash ready (from flash device)
Flash write enable
General purpose input 0
I
General purpose input 1
Boot select input
General purpose input 2
Timer 2 capture input 0
Ethernet receive data 3
General purpose input 3
General purpose input 4
SPI1 busy input
General purpose input 5
UART 3 data carrier detect input
General purpose input 6
High-speed timer capture input
Ethernet receive data 2
General purpose input 7
Timer 4 capture input 0
Motor control PWM LOW-active fast abort input
General purpose input 8
Keyscan column 6 input
SPI2 busy input
Ethernet receive data valid input
General purpose input 9
Keyscan column 7 input
Ethernet collision input
2
S1 Receive data
LPC3220/30/40/50
16/32-bit ARM microcontrollers
© NXP B.V. 2009. All rights reserved.
12 of 73