
PICOe-HM650 Half-size PCIe CPU Card
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Pin Description
1 GND
2 SMB_DATA
3 SMB_CLK
4 +V5S
Table 3-23: SMBus Connector Pinouts
3.2.21 SPI Flash Connector (BIOS)
CN Label: JSPI1
CN Type:
8-pin header (2x4)
CN Location:
See
Figure 3-22
CN Pinouts:
See
Table 3-24
The SPI Flash connector is used to flash the BIOS.
Figure 3-22: SPI Flash Connector Location
Pin Description Pin Description
1 3.3V 2 GND
3 CS0 4 CLK
5 SO0 6 SI
7 N/C 8 N/C
Table 3-24: SPI Flash Connector
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