WSB-H810 PICMG 1.0 CPU Card
Page 42
3.2.25 SPI Flash Connector
CN Label: JSPI1
CN Type:
8-pin header, p=2.54 mm
CN Location:
See Figure 3-26
CN Pinouts:
See Table 3-28
The SPI flash connector is used to flash the BIOS.
Figure 3-26: SPI Flash Connector Location
Pin Description Pin Description
1 +3.3V 2
SPI_CS#
3 SPI_SO 4 NC
5 GND 6 SPI_CLK
7 SPI_SI 8 NC
Table 3-28: SPI Flash Connector Pinouts
3.2.26 SPI Flash Connector (EC)
CN Label: JSPI2
CN Type:
8-pin header, p=2.54 mm
CN Location:
See Figure 3-27
CN Pinouts:
See Table 3-29
The SPI flash connector is used to flash the EC ROM.