Espi/ Smbus/ I2C; 4-Pin Smart Fan Connector (Cn19) - Asus AAEON PICO-EHL4 User Manual

2.4.16

eSPI/ SMBus/ I2C

Pin Pin Name
1 ESPI_IO0
2 ESPI_IO1
3 ESPI_IO2
4 ESPI_IO3
5 +V3.3S
6 ESPI_CS
7 ESPI_RESET#
8 GND
9 ESPI_CLK
10 SMB_DATA/ I2C_SDA
11 SMB_CLK/ I2C_CLK
SMB_ALERT/
12
INT_SERIRQ
2.4.17

4-pin Smart Fan Connector (CN19)

Pin Pin Name
1 GND
2 +V12S
3 FAN_TAC
4 FAN_CTL
Note: CN19 Smart Fan power max current: 1.0A.
Chapter 2 – Hardware Information
Signal Type
IN/OUT
IN/OUT
IN/OUT
IN/OUT
PWR
Signal
OUT
GND
OUT
IN/OUT
OUT
IN
Signal Type
GND
PWR
Signal
Signal
Signal Level
+1.8V
+1.8V
+1.8V
+1.8V
+3.3V
+1.8V
1.8V
+3.3V
+3.3V
+3.3V
Signal Level
GND
+12V
27