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Serial Port Connector: JCOM1
This connector is a 16550A high speed communications port that sends/receives 16
bytes FIFOs. You can attach a serial device to it.
JCOM1
2
1
SPI Flash ROM Connector: JSPI1
This connector is used to flash SPI flash ROM.
PIN
1
9
2
3
4
5
6
7
8
9
JSPI1
2
1
Pin Definition
Pin
Description
1
VCC3_SB
3
SPI_MISO_F
5
SPI_CS0_F#
7
GND
9
SPI_HOLD#
Hardware Setup
Pin Definition
SIGNAL
DESCRIPTION
DCD
Data Carry Detect
SIN
Serial In or Receive Data
SOUT
Serial Out or Transmit Data
DTR
Data Terminal Ready
GND
Ground
DSR
Data Set Ready
RTS
Request T o Send
CTS
Clear To Send
NC
No Connection
10
9
Pin
Description
2
VCC3_SB
4
SPI_MOSI_F
6
SPI_CLK_F
8
GND
10
NC
2-15
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