environmental monitoring subsystem
ecadc* at iic?
ecadc driver supports the PCF8591 I2C
analog to digital converter that is part of the environmental monitoring
subsystem found on the Sun Enterprise 250 and Sun Enterprise 450 systems.
The temperature readings are made available through the
The driver reads up to four A/D lines configured as temperature inputs. Sensor names, type and calibration information are read from OpenFirmware.
iic(4), intro(4), pcfadc(4), sensorsd(8), sysctl(8)
ecadc driver first appeared in
ecadc driver was written by
based on the pcfadc(4) driver written by Damien