PCFADC(4) BSD Kernel Interfaces Manual PCFADC(4)
pcfadc -- Philips PCF8591 temperature sensor
pcfadc* at iic?
The pcfadc driver supports the PCF8591 I2C analog to digital converter,
making its readings available through a sysctl(8) interface.
The driver reads up to four A/D lines configured as temperature inputs.
Sensor names, type and calibration information are read from Open-
iic(4), intro(4), sensorsd(8), sysctl(8)
The pcfadc driver first appeared in OpenBSD 3.9.
The pcfadc driver was written by Damien Miller <email@example.com>.
BSD March 28, 2017 BSD