Nxp Semiconductors UM10237 用户手册
UM10237_2
© NXP B.V. 2008. All rights reserved.
User manual
Rev. 02 — 19 December 2008
182 of 792
NXP Semiconductors
UM10237
Chapter 9: LPC24XX Pin connect
[1]
See
for details on using the
ETM functionality.
Table 134. LPC2458 pin function select register 4 (PINSEL4 - address 0xE002 C010) bit
description
PINSEL4 Pin
name
Function when
00
00
Function
when 01
when 01
Function
when 10
when 10
Function when
11
11
Reset
value
value
1:0
P2[0]
GPIO Port 2.0
PWM1[1]
TXD1
TRACECLK
00
3:2
P2[1]
GPIO Port 2.1
PWM1[2]
RXD1
PIPESTAT0
00
5:4
P2[2]
GPIO Port 2.2
PWM1[3]
CTS1
PIPESTAT1
00
7:6
P2[3]
GPIO Port 2.3
PWM1[4]
DCD1
PIPESTAT2
00
9:8
P2[4]
GPIO Port 2.4
PWM1[5]
DSR1
TRACESYNC
00
11:10
P2[5]
GPIO Port 2.5
PWM1[6]
DTR1
TRACEPKT0
00
13:12
P2[6]
GPIO Port 2.6
PCAP1[0]
RI1
TRACEPKT1
00
15:14
P2[7]
GPIO Port 2.7
RD2
RTS1
TRACEPKT2
00
17:16
P2[8]
GPIO Port 2.8
TD2
TXD2
TRACEPKT3
00
19:18
P2[9]
GPIO Port 2.9
USB_CONN
ECT1
ECT1
RXD2
EXTIN0
00
21:20
P2[10]
GPIO Port 2.10
EINT0
Reserved
Reserved
00
23:22
P2[11]
GPIO Port 2.11
EINT1/
LCDCLKIN
LCDCLKIN
MCIDAT1
I2STX_CLK
00
25:24
P2[12]
GPIO Port 2.12
EINT2/
LCDVD[4]/
LCDVD[3]/
LCDVD[8]/
LCDVD[18]
LCDVD[4]/
LCDVD[3]/
LCDVD[8]/
LCDVD[18]
MCIDAT2
I2STX_WS
00
27:26
P2[13]
GPIO Port 2.13
EINT3/
LCDVD[5]/
LCDVD[9]/
LCDVD[19]
LCDVD[5]/
LCDVD[9]/
LCDVD[19]
MCIDAT3
I2STX_SDA
00
29:28
P2[14]
Reserved
Reserved
Reserved
Reserved
-
31:30
P2[15]
Reserved
Reserved
Reserved
Reserved
-
Table 135. LPC2420/60/68/70/78 pin function select register 4 (PINSEL4 - address
0xE002 C010) bit description
PINSEL4 Pin
name
Function when
00
00
Function
when 01
when 01
Function
when 10
when 10
Function when
11
11
Reset
value
value
1:0
P2[0]
GPIO Port 2.0
PWM1[1]
TXD1
TRACECLK
LCDPWR
00
3:2
P2[1]
GPIO Port 2.1
PWM1[2]
RXD1
PIPESTAT0
/
LCDLE
00
5:4
P2[2]
GPIO Port 2.2
PWM1[3]
CTS1
PIPESTAT1
/
LCDDCLK
00
7:6
P2[3]
GPIO Port 2.3
PWM1[4]
DCD1
PIPESTAT2
/
LCDFP
00
9:8
P2[4]
GPIO Port 2.4
PWM1[5]
DSR1
TRACESYNC
LCDENAB/
LCDM
LCDM
00