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MS-9826 Mainboard
I2C Bus Connector: J1
The mainboard provides one I2C (also known as I
connect System Management Bus (SMBus) interface.
SPI Flash ROM Connector: JSPI1
This connector is used to flash SPI flash ROM.
2-12
4
1
J1
JSPI1
2
1
Pin Definition
Pin
Description
1
VCC3_SB
3
SPI_MISO_F
5
SPI_CS0_F#
7
GND
9
SPI_HOLD#
C) Bus connector for users to
2
Pin Definition
Pin
Signal
1
VCC5F
2
SMBCLK
3
GND
4
SMBDATA
10
9
Pin
Description
2
VCC3_SB
4
SPI_MOSI_F
6
SPI_CLK_F
8
GND
10
NC
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