HPS-621U2A
2.4.17
HDD fan connector (HDD_FAN1)
2.4.18
SPI connector (JSPI1)
26 HPS-621U2A Quick Reference Guide
Signal
GND
+12V
FAN_TACH5
HDD_PWM1
Signal
PIN PIN
+3.3VSB
1
2
SPI_CS#
3
4
SPI_MISO
5
6
SPI_IO3
7
8
PIN
1
2
3
4
Signal
GND
SPI_CLK
SPI_MOSI
SPI_IO2