NXP Semiconductors LPC1311 User Manual

UM10375 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
User manual Rev. 3 — 14 June 2011 113 of 368
NXP Semiconductors
UM10375
Chapter 7: LPC13xx I/O configuration
7.4.38 IOCON_PIO3_2
7.4.39 IOCON_PIO1_5
Table 134. IOCON_PIO3_2 register (IOCON_PIO3_2, address 0x4004 409C) bit description
Bit Symbol Value Description Reset
value
2:0 FUNC Selects pin function. All other values are reserved. 000
0x0 Selects function PIO3_2.
0x1 Selects function DCD
(function not available on all parts,
must also be configured in the corresponding
IOCON_DCD_LOC register).
4:3 MODE Selects function mode (on-chip pull-up/pull-down resistor
control)
10
0x0 Inactive (no pull-down/pull-up resistor enabled)
0x1 Pull-down resistor enabled
0x2 Pull-up resistor enabled
0x3 Repeater mode
5 HYS Hysteresis 0
0 Disable
1 Enable
9:6 - - Reserved 0011
10 OD Selects pseudo open-drain mode. 0
0 Standard GPIO output
1 Open-drain output
31:11 - - Reserved -
Table 135. IOCON_PIO1_5 register (IOCON_PIO1_5, address 0x4004 40A0) bit description
Bit Symbol Value Description Reset
value
2:0 FUNC Selects pin function. All other values are reserved. 000
0x0 Selects function PIO1_5.
0x1 Selects function RTS
.
0x2 Selects function CT32B0_CAP0.
4:3 MODE Selects function mode (on-chip pull-up/pull-down resistor
control)
10
0x0 Inactive (no pull-down/pull-up resistor enabled)
0x1 Pull-down resistor enabled
0x2 Pull-up resistor enabled
0x3 Repeater mode
5 HYS Hysteresis 0
0 Disable
1 Enable
9:6 - - Reserved 0011

NXP Semiconductors LPC1311 Specifications

General

Brand	NXP Semiconductors
Model	LPC1311
Category	Controller
Language	English