diff options
| author | robert-hh <robert@hammelrath.com> | 2024-07-10 09:44:17 +0200 |
|---|---|---|
| committer | Damien George <damien@micropython.org> | 2024-08-20 12:07:23 +1000 |
| commit | 76dd4facb9b1cf81e7f7a262c931adffb126b382 (patch) | |
| tree | 7eb52f65cea6ede37ef4e3665585348c58149271 | |
| parent | 87adf11dd282fb5b121427ef5bdf133c2dfdfdac (diff) | |
docs/mimxrt/quickref: Add a note about machine.RTC() subseconds.
Telling that subseconds is not supported and returns always 0. This was
changed in 913f9ad5ad9bb446c6e4310b6b5eda310098a1cf.
Signed-off-by: robert-hh <robert@hammelrath.com>
| -rw-r--r-- | docs/mimxrt/quickref.rst | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/docs/mimxrt/quickref.rst b/docs/mimxrt/quickref.rst index 79d2a1551..cfd060505 100644 --- a/docs/mimxrt/quickref.rst +++ b/docs/mimxrt/quickref.rst @@ -438,6 +438,10 @@ The i.MXRT MCU supports battery backup of the RTC. By connecting a battery of current drawn from the battery is ~20µA, which is rather high. A CR2032 coin cell will last for about one year. +Note: In v1.23.0 the support for subseconds was removed. When reading the RTC, 0 will +be returned as value for subsecond, When setting the RTC time, the subsecond +field is ignored. The RTC itself does not provide a microsecond value. + SD card ------- |