User`s guide

LPC3250 Developer’s Kit - User’s Guide
Page 20
Copyright 2010 © Embedded Artists AB
KEYROW1)
i/f not used
44
USBB-DM
USB_CONN_DN
Connects to USB host interface
USB Host interface
is connected to the
LPC3250
45
P2.12
GPO_06
LCD databit 18
46
P2.13
PWMOUT2
LCD databit 19
47
P0.0
U6_IRTX
Can be connected to RD1 for CAN channel
#1, can also connect to IrDA transceiver
CAN interface
cannot be used by
the LPC3250.
IrDA can be used
48
P0.1
U6_IRRX
Can be connected to TD1 for CAN channel
#1, can also connect to IrDA transceiver
CAN interface
cannot be used by
the LPC3250.
IrDA can be used
49
P0.2
U5_TX
Can be connected to USB-to-serial bridge
(TxD on UART #5. Note that the silk screen
text says UART#0)
Possible to boot
over UART#5
50
P0.3
U5_RX
Can be connected to USB-to-serial bridge
(RxD on UART #5. Note that the silk screen
text says UART#0)
Possible to boot
over UART#5
51
P0.4
GPO_02
LCD databit 0, can also be connected to RD2
for CAN channel #2
CAN i/f cannot be
used
52
P0.5
GPO_03
LCD databit 1, can also be connected to TD2
for CAN channel #2
CAN i/f cannot be
used
53
P0.6
GPO_08
LCD databit 8
54
P0.7
GPO_09
LCD databit 9
55
P0.8
PWMOUT1
LCD databit 16
56
P0.9
HICORE
LCD databit 17
57
P0.10
U1_TX
Can be connected to RS232 interface (TxD)
58
P0.11
U1_RX
Can be connected to RS232 interface (RxD)
59
P0.12
USB_VBUS_CTRL
Can be connected to enable USB-host power
switch
60
P0.13
GPO_17
Can be connected to LED (active low) for
USB-host indicator
61
P0.14
GPO_20
Can be connected to USB-device enable-
device signal
62
P0.15
SPI1_CLK
QVGA display and Touch screen serial
interface (SPI-SCK)
63
P0.16
GPO_04
QVGA display serial interface (SSEL)
64
P0.17
SPI1_DATIN
QVGA display and Touch screen serial
interface (SPI-MISO)
65
P0.18
SPI1_DATIO
QVGA display and Touch screen serial
interface (SPI-MOSI)
66
P0.19
GPO_05
QVGA display serial interface (command/data
select)
67
P0.20
GPO_11
Touch screen serial interface (SSEL)
68
P0.21
TS_XP
No special usage on QVGA Base Board
69
P0.22
TS_YP
No special usage on QVGA Base Board