i2c(8) on FreeBSD
The text f21279c35c4d, as FreeBSD 10.4-RELEASE shipped it.
test I2C bus and slave devices
Flags it lists
-
-a -
-b -
-c -
-d -
-f -
-m -
-n -
-o -
-r -
-s -
-v -
-w