| 
SMSC(4) | 
Kernel Interfaces Manual | 
SMSC(4) | 
NAME
 smsc — Standard Microsystems Corporation LPC47B397 Super I/O
SYNOPSIS
 smsc0 at isa? port 0x2e
DESCRIPTION
 The 
smsc driver provides support for the hardware monitoring portion of the Standard Microsystems Corporation LPC47B397, SCH5307-NS, and SCH5317 Super I/O chips to be used with the 
envsys(4) API.
The chip supports 8 sensor inputs:
| 
Sensor | 
Units | 
Typical Use | 
Temp0 | 
uK | 
CPU 1 Temperature | 
Temp1 | 
uK | 
CPU 2 Temperature | 
Temp2 | 
uK | 
Ambient Temperature | 
Temp3 | 
uK | 
unused | 
Fan0 | 
RPM | 
CPU 1 Fan | 
Fan1 | 
RPM | 
unused | 
Fan2 | 
RPM | 
unused | 
Fan3 | 
RPM | 
CPU 2 Fan | 
 
HARDWARE
 Motherboards with the chip supported by the 
smsc driver include:
- 
Tyan Thunder K8WE (S2895)
 
 
HISTORY
 The smsc device appeared in NetBSD 5.0.