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UM10503
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© NXP B.V. 2015. All rights reserved.
User manual
Rev. 2.1 — 10 December 2015
1436 of 1441
continued >>
NXP Semiconductors
UM10503
Chapter 54: Supplementary information
Register description . . . . . . . . . . . . . . . . . . 1112
Event Monitor/Recorder Control Register . 1113
Monitor/Recorder Status Register . . 1115
Event Monitor/Recorder Counters Register 1116
Chapter 40: LPC43xx/LPC43Sxx USART0_2_3
How to read this chapter . . . . . . . . . . . . . . . 1118
Basic configuration . . . . . . . . . . . . . . . . . . . 1118
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1118
General description . . . . . . . . . . . . . . . . . . . 1119
Pin description . . . . . . . . . . . . . . . . . . . . . . . 1121
Register description . . . . . . . . . . . . . . . . . . 1121
USART Receiver Buffer Register . . . . . . . 1123
USART Transmitter Holding Register . . . . 1123
USART Divisor Latch LSB and MSB
Registers . . . . . . . . . . . . . . . . . . . . . . . . . . 1123
USART Interrupt Enable Register. . . . . . . . 1124
USART Interrupt Identification Register . . . 1125
USART FIFO Control Register . . . . . . . . . 1127
40.6.6.1 DMA Operation . . . . . . . . . . . . . . . . . . . . . . 1128
USART Line Control Register. . . . . . . . . . . 1128
USART Line Status Register . . . . . . . . . . . 1129
USART Scratch Pad Register . . . . . . . . . . 1131
USART Auto-baud Control Register . . . . . . 1131
IrDA Control Register (USART3) . . . . . . . . 1132
USART Fractional Divider Register . . . . . . 1133
USART Oversampling Register . . . . . . . . . 1134
USART Half-duplex enable register . . . . . . 1135
USART RS485 Control register . . . . . . . . . 1137
USART RS485 Address Match register . . . 1138
USART RS485 Delay value register . . . . . . 1139
USART Synchronous mode control register 1139
USART Transmit Enable Register . . . . . . . . 1141
Functional description . . . . . . . . . . . . . . . . . 1141
Auto-baud . . . . . . . . . . . . . . . . . . . . . . . . . . 1141
Auto-baud modes. . . . . . . . . . . . . . . . . . . . . 1142
40.7.3.1 Example 1: USART_PCLK = 14.7456 MHz, BR =
9600 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1146
40.7.3.2 Example 2: USART_PCLK = 12 MHz, BR =
115200 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1146
RS-485/EIA-485 modes of operation . . . . . . 1146
RS-485/EIA-485 Normal Multidrop Mode (NMM)
1147
RS-485/EIA-485 Auto Address Detection (AAD)
mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1147
RS-485/EIA-485 Auto Direction Control. . . . 1147
RS485/EIA-485 driver delay time. . . . . . . . . 1148
RS485/EIA-485 output inversion . . . . . . . . . 1148
Synchronous mode . . . . . . . . . . . . . . . . . . . 1148
40.7.5.1 USART clock in synchronous mode. . . . . . . 1148
40.7.5.2 Synchronous slave mode. . . . . . . . . . . . . . . 1149
40.7.5.3 Synchronous master mode . . . . . . . . . . . . . 1150
40.7.6
Smart card mode . . . . . . . . . . . . . . . . . . . . . 1150
40.7.6.1 Smart card set-up procedure . . . . . . . . . . . . 1151
Chapter 41: LPC43xx/LPC43Sxx UART1
How to read this chapter . . . . . . . . . . . . . . . 1152
Basic configuration . . . . . . . . . . . . . . . . . . . 1152
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1152
General description . . . . . . . . . . . . . . . . . . . 1152
Pin description . . . . . . . . . . . . . . . . . . . . . . . 1155
Register description . . . . . . . . . . . . . . . . . . 1156
Identification Register . . . 1159
UART1 FIFO Control Register . . . . . . . . . . 1161
41.6.6.1 DMA Operation . . . . . . . . . . . . . . . . . . . . . . 1162
UART1 Line Control Register . . . . . . . . . . . 1162