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@@ -1,12 +1,23 @@ # INA260-sysfs-driver +Link to the [ina260 datasheet](https://www.ti.com/lit/gpn/INA260). + ## Installation $ make $ sudo insmod ina260.ko -## Usage +## Managing INA260 devices +- Add device: `echo ina260 [devaddr] > /sys/bus/i2c/devices/<bus>/new_device` +- Delete device: `echo [devaddr] > /sys/bus/i2c/devices/<bus>/delete_device` + +## Sysfs structure +- Overview: `tree /sys/kernel/ina260` +- You can access to each device registers in `/sys/kernel/ina260/<device>/registers/` +- You can access to each device register fields in `/sys/kernel/ina260/<device>/fields/` +- You can access to the currently measured current, voltage and power via `/sys/kernel/ina260/<device>/<power|current|voltage>` (units are watts, amperes and volts respectively) -- Add device: `echo ina260 <devaddr> > /sys/bus/i2c/devices/<busid>/new_device` +For more informations on the registers/fields, please refer to the [ina260 datasheet](https://www.ti.com/lit/gpn/INA260). -- Next, run: `tree /sys/kernel/ina260`
\ No newline at end of file +## Notes +- Tested so far on a [Beaglebone Black](https://www.beagleboard.org/boards/beaglebone-black) with a [Mikrobus Cape](https://www.mikroe.com/beaglebone-mikrobus-cape) with up to four ina260 devices attached.
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