Nxp Semiconductors UM10237 ユーザーズマニュアル
UM10237_2
© NXP B.V. 2008. All rights reserved.
User manual
Rev. 02 — 19 December 2008
186 of 792
NXP Semiconductors
UM10237
Chapter 9: LPC24XX Pin connect
5.9 Pin Function Select Register 8 (PINSEL8 - 0xE002 C020)
The PINSEL8 register controls the functions of the pins as per the settings listed in
. The direction control bit in the FIO4DIR register is effective only when the
GPIO function is selected for a pin. For other functions, direction is controlled
automatically.
automatically.
9:8
P3[20]
Reserved
Reserved
Reserved
Reserved
00
11:10
P3[21]
Reserved
Reserved
Reserved
Reserved
00
13:12
P3[22]
Reserved
Reserved
Reserved
Reserved
00
15:14
P3[23]
GPIO Port 3.23
Reserved
CAP0[0]
PCAP1[0]
00
17:16
P3[24]
GPIO Port 3.24
Reserved
CAP0[1]
PWM1[1]
00
19:18
P3[25]
GPIO Port 3.25
Reserved
MAT0[0]
PWM1[2]
00
21:20
P3[26]
GPIO Port 3.26
Reserved
MAT0[1]
PWM1[3]
00
23:22
P3[27]
Reserved
Reserved
Reserved
Reserved
00
25:24
P3[28]
Reserved
Reserved
Reserved
Reserved
00
27:26
P3[29]
Reserved
Reserved
Reserved
Reserved
00
29:28
P3[30]
Reserved
Reserved
Reserved
Reserved
00
31:30
P3[31]
Reserved
Reserved
Reserved
Reserved
00
Table 140. LPC24520/60/68/70/78 pin function select register 7 (PINSEL7 - address
0xE002 C01C) bit description
PINSEL7 Pin
name
Function when
00
00
Function
when 01
when 01
Function
when 10
when 10
Function
when 11
when 11
Reset
value
value
1:0
P3[16]
GPIO Port 3.16
D16
PWM0[1]
TXD1
00
3:2
P3[17]
GPIO Port 3.17
D17
PWM0[2]
RXD1
00
5:4
P3[18]
GPIO Port 3.18
D18
PWM0[3]
CTS1
00
7:6
P3[19]
GPIO Port 3.19
D19
PWM0[4]
DCD1
00
9:8
P3[20]
GPIO Port 3.20
D20
PWM0[5]
DSR1
00
11:10
P3[21]
GPIO Port 3.21
D21
PWM0[6]
DR1
00
13:12
P3[22]
GPIO Port 3.22
D22
PCAP0[0]
RI1
00
15:14
P3[23]
GPIO Port 3.23
D23
CAP0[0]
PCAP1[0]
00
17:16
P3[24]
GPIO Port 3.24
D24
CAP0[1]
PWM1[1]
00
19:18
P3[25]
GPIO Port 3.25
D25
MAT0[0]
PWM1[2]
00
21:20
P3[26]
GPIO Port 3.26
D26
MAT0[1]
PWM1[3]
00
23:22
P3[27]
GPIO Port 3.27
D27
CAP1[0]
PWM1[4]
00
25:24
P3[28]
GPIO Port 3.28
D28
CAP1[1]
PWM1[5]
00
27:26
P3[29]
GPIO Port 3.29
D29
MAT1[0]
PWM1[6]
00
29:28
P3[30]
GPIO Port 3.30
D30
MAT1[1]
RTS1
00
31:30
P3[31]
GPIO Port 3.31
D31
MAT1[2]
Reserved
00
Table 139. LPC2458 pin function select register 7 (PINSEL7 - address 0xE002 C01C) bit
description
PINSEL7 Pin
name
Function when
00
00
Function
when 01
when 01
Function
when 10
when 10
Function
when 11
when 11
Reset
value
value