OM13008,598 NXP Semiconductors, OM13008,598 Datasheet - Page 110

• Manufacturer Part Number: OM13008,598
• Description: BOARD LPC XPRESSO LPC122X
• Manufacturer: NXP Semiconductors
• Series: LPCXpressor

Specifications of OM13008,598

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 568-6642; OM13008

NXP Semiconductors
UM10441
User manual
6.4.46 R_PIO1_0 register
Table 107. R_PIO1_0 register (R_PIO1_0, address 0x4004 40BC) bit description
Bit
2:0
3
4
5
6
7
8
9
10
12:11
15:13
31:16
Symbol
FUNC
-
MODE
-
INV
ADMODE
-
DRV
OD
S_MODE
-
CLK_DIV
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Value
0x0
0x1
0x2
0
1
0
1
0
1
0
1
0
1
0x0
0x1
0x2
0x3
0x0
0x1
0x2
0x3
0x4
0x5
0x6
-
Rev. 1.1 — 10 March 2011
Description
Selects pin function.
Reserved.
Select function PIO1_0.
Select function AD2.
Reserved
Selects function mode (on-chip pull-up resistor control).
Inactive (pull-up resistor not enabled).
Pull-up resistor enabled.
Reserved.
Invert input
Input not inverted.
Input inverted.
Analog/Digital mode
Analog mode enabled.
Digital mode enabled.
Reserved.
Drive current mode (Normal-drive pin).
2 mA drive current selected.
High mode current selected.
Open-drain mode.
Open-drain mode disabled.
Open-drain mode enabled.
Sample mode
Bypass input filter.
Input pulses shorter than one filter clock are rejected.
Input pulses shorter than two filter clocks are rejected.
Input pulses shorter than three filter clocks are rejected.
Select peripheral clock divider for input filter sampling
clock.
IOCONFIGCLKDIV0.
IOCONFIGCLKDIV1.
IOCONFIGCLKDIV2.
IOCONFIGCLKDIV3.
IOCONFIGCLKDIV4.
IOCONFIGCLKDIV5.
IOCONFIGCLKDIV6.
Reserved.
Chapter 6: LPC122x I/O configuration (IOCONFIG)
UM10441
© NXP B.V. 2011. All rights reserved.
110 of 442
Reset
value
000
0
1
0
0
1
0
0
0
00
000
0