Datasheet

UM10398 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2014. All rights reserved.
User manual Rev. 12.3 — 10 June 2014 78 of 547
NXP Semiconductors
UM10398
Chapter 7: LPC1100/LPC1100C/LPC1100L series: I/O configuration
7.4.2 IOCON_PIO2_0
7.4.3 IOCON_PIO_RESET_PIO0_0
10 OD Selects pseudo open-drain mode. See Section 7.1 for part
specific details.
0
0 Standard GPIO output
1 Open-drain output
31:11 - - Reserved -
Table 58. IOCON_PIO2_6 register (IOCON_PIO2_6, address 0x4004 4000) bit description
Bit Symbol Value Description Reset
value
Table 59. IOCON_PIO2_0 register (IOCON_PIO2_0, address 0x4004 4008) bit description
Bit Symbol Value Description Reset
value
2:0 FUNC Selects pin function. All other values are reserved. 000
0x0 Selects function PIO2_0.
0x1 Select function DTR
.
0x2 Select function SSEL1.
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. See Section 7.1
for part
specific details.
0
0 Standard GPIO output
1 Open-drain output
31:11 - - Reserved -
Table 60. IOCON_RESET_PIO0_0 register (IOCON_RESET_PIO0_0, address 0x4004 400C)
bit description
Bit Symbol Value Description Reset
value
2:0 FUNC Selects pin function. All other values are reserved. 000
0x0 Selects function RESET
.
0x1 Selects function PIO0_0.