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Diffstat (limited to 'docs/library/pyb.I2C.rst')
| -rw-r--r-- | docs/library/pyb.I2C.rst | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/docs/library/pyb.I2C.rst b/docs/library/pyb.I2C.rst index 24b9cb8c3..2c526854a 100644 --- a/docs/library/pyb.I2C.rst +++ b/docs/library/pyb.I2C.rst @@ -96,6 +96,10 @@ Methods that DMA transfers have more precise timing but currently do not handle bus errors properly) + The actual clock frequency may be lower than the requested frequency. + This is dependant on the platform hardware. The actual rate may be determined + by printing the I2C object. + .. method:: I2C.is_ready(addr) Check if an I2C device responds to the given address. Only valid when in controller mode. |