| X23 | |||
|---|---|---|---|
| SM Bus CLK | 1 | 2 | I2C Bus CLK |
| SM Bus DAT | 3 | 4 | I2C Bus DAT |
| SM Bus Alert | 5 | 6 | 3V3 |
| BIOS_DIS0# | 7 | 8 | GND |
| BIOS_DIS1# | 9 | 10 | GND |
If there is no Jumper present on the BIOS_DIS1# or BOOT_SEL2_1V8# signal the module will load its BIOS from the internal SPI flash.
If there is a Jumper on the BIOS_DIS1# or BOOT_SEL2_1V8# signal (between signal and GND) the module loads its BIOS from the flash in the SPI socket of the carrier board.