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 141 of 547
NXP Semiconductors
UM10398
Chapter 8: LPC1100XL series: I/O configuration (IOCONFIG)
8.4.53 IOCON_RXD_LOC
Table 158. IOCON RXD location register (IOCON_RXD_LOC, address 0x4004 40D4) bit
description
Bit Symbol Value Description Reset
value
1:0 RXDLOC Selects pin location for the RXD function. 00
0x0 Selects RXD function in pin location
PIO1_6/RXD/CT32B0_MAT0 (see Table 145
).
0x1 Selects RXD function in pin location
PIO2_7/CT32B0_MAT2/RXD (see Table 112
).
0x2 Selects RXD function in pin location
PIO3_1/DSR
/CT16B0_MAT1/RXD (see Table 138).
0x3 Selects RXD function in pin location
PIO3_4/CT16B0_CAP1/RXD (see Table 119
).
31:2 - - Reserved. -