nuttx/Documentation/components/drivers/special
Daniel P. Carvalho 1b172fb8d2 drivers/sensors: add Microchip TC74 temperature sensor driver
Add support for the Microchip TC74 digital temperature sensor using the
Sensor Driver Framework (uORB). The TC74 is an 8-bit I2C temperature
sensor with a measurement range from -40C to +125C and a resolution
of 1C.

The driver registers as a uORB topic (/dev/uorb/sensor_temp<n>) and
polls on the low-priority work queue. It supports dynamic interval
configuration and automatically enters low-power standby mode when
the topic is deactivated.

Validated against a real TC74A5-3.3 on a custom STM32H743BI board.

Assisted-by: Gemini:gemini-3.8-pro
Signed-off-by: Daniel P. Carvalho <danieloak@gmail.com>
2026-09-18 16:04:32 +08:00
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image
mtd
net
pci
power
rpmsg
rptun
sensors drivers/sensors: add Microchip TC74 temperature sensor driver 2026-09-18 16:04:32 +08:00
vhost
virtio
wireless
audio.rst
clk.rst
devfreq.rst
devicetree.rst
devmem.rst
dma.rst
framebuffer.rst
i2c.rst
i3c.rst
index.rst
ioexpander.rst
lcd.rst
mmcsd.rst
pinctrl.rst
pipes.rst
ptp.rst
regmap.rst
reset.rst
rwbuffer.rst
sdio.rst
segger.rst
sensors.rst drivers/sensors: add Microchip TC74 temperature sensor driver 2026-09-18 16:04:32 +08:00
spi.rst
syslog.rst
sysview.png
usbdev.rst
usbhost.rst
usbmisc.rst
usbmonitor.rst
usbmonitor_wireshark_linux_example_adb.pcapng
usbmonitor_wireshark_linux_example_adb.png
usrsock.rst
uvc.rst
video.rst
wireless.rst