AHT20TEMP(4) | Device Drivers Manual | AHT20TEMP(4) |
aht20temp
— Driver
for Guangzhou Aosong AHT20 sensor chip via I2C bus
aht20temp* at iic? addr 0x38
The aht20temp
driver provides measurements
from the AHT20 humidity/temperature sensors via the
envsys(4) framework. The
aht20temp
addr argument
selects the address at the iic(4)
bus. The crc validity can be changed through
sysctl(8) nodes.
The following sysctl(3) variables are provided:
hw.aht20temp0.ignorecrc
hw.aht20temp0.debug
AHT20_DEBUG
, this
node will appear and can be used to set the debugging level.hw.aht20temp0.readattempts
The aht20temp
driver first appeared in
NetBSD 10.0.
The aht20temp
driver was written by
Brad Spencer
<brad@anduin.eldar.org>.
November 15, 2022 | NetBSD 10.99 |