IEI Integration ICE-QM871 - Manual (Page 38)

ICE-QM871 COM Express Module
Page 25
Figure 3-5: SPI Flash Connector (BIOS) Location
Pin Description
1 +V3.3M_SPI_CON
2 SPI_CS
3 SPI_SO_SW
4 SPI_CLK_SW
5 SPI_SI_SW
6 GND
Table 3-4: SPI Flash Connector (BIOS) Pinouts
3.2.5 SPI Flash Connector (EC)
CN Label: JSPI2
CN Type: 6-pin connector
CN Location: See Figure 3-6
CN Pinouts: See Table 3-5
The SPI Flash connector is for flashing new BIOS onto the embedded controller.