
TAM-3517 HARDWARE MANUAL rev B
July 3 2012, TechNexion
49
8.8
Serial Communication Interfaces – UARTs Signals Description
The module contains three universal asynchronous receiver/transmitter (UART) devices
controlled by the microprocessor unit (MPU):
UART1 and UART2 are pinned out for use as UART devices only.
UART3, which adds infrared communication support, is pinned out for use as a UART,
infrared data association (IrDA), or consumer infrared (CIR) device, and can be
programmed to any available operating mode.
UNIVERSAL ASYNCHRONOUS RECEIVER/TRANSMITTER (UART1)
SIGNAL NAME
DESCRIPTION
TYPE PIN TAM-3517
Uart1_cts
UART1 Clear To Send
I
129
Uart1_rts
UART1 Request To Send
O
131
Uart1_rx
UART1 Receive data
I
164
Uart1_tx
UART1 Transmit data
O
162
UNIVERSAL ASYNCHRONOUS RECEIVER/TRANSMITTER (UART2)
SIGNAL NAME
DESCRIPTION
TYPE PIN TAM-3517
Uart2_cts
UART2 Clear To Send
I
166
Uart2_rts
UART2 Request To Send
O
168
Uart2_rx
UART2 Receive data
I
133
Uart2_tx
UART2 Transmit data
O
135
UNIVERSAL ASYNCHRONOUS RECEIVER/TRANSMITTER (UART3) / IrDA
SIGNAL NAME
DESCRIPTION
TYPE PIN TAM-3517
Uart3_cts_rctx
UART3 Clear To Send (input), Remote TX
(output)
IO
36
Uart3_rts_sd
UART3 Request To Send, IR enable
O
34
Uart3_rx_irrx
UART3 Receive data, IR and Remote RX
I
30
Uart3_tx_irtx
UART3 Transmit data, IR TX
O
32
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