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EPIA-M800 User's Manual
Serial IrDA Infrared Module: SIR
This pin header is used to connect to an IrDA module. The BIOS settings
must be configured to activate the IR function.
Pin
Pin
Signal
Signal
Pin
Pin
Signal
Signal
1
+5V
2
-
3
IR_RX
4
GND
5
IR_TX
Serial Port: COM2
COM2 pin header can be used to attach an additional port for serial devices.
Pin
Pin
Pin
Pin
Signal
Signal
Signal
Signal
1
COM_DCD2
3
COM_TXD2
5
GND
7
COM_RTS2
9
COM_RI2
SPI (Serial Peripheral Interface)
This pin header allows you to connect SPI device.
Pin
Pin
Signal
Signal
Pin
Pin
Signal
Signal
1
+3.3V
3
SPI_SS0
5
SPI_DI
7
NC
Buzzer
This pin header allows you to connect the buzzer speaker.
Pin
Pin
Signal
Signal
Pin
Pin
Signal
Signal
1
+5V
2
GND
3
GND
4
SPEAK
Pin
Pin
Pin
Pin
Signal
Signal
Signal
Signal
2
COM_RXD2
4
COM_DTR2
6
COM_DSR2
8
COM_CTS2
10
-
Pin
Pin
Signal
Signal
Pin
Pin
Signal
Signal
2
GND
4
SPI_CLK
6
SPI_DO
8
RST_SW
15
15
15
15
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