# DS3231 node for programing SQW output

**URL:** <https://forum.xod.io/t/ds3231-node-for-programing-sqw-output/4944>\
**Category:** XOD Programming Questions\
**Created:** [February 28, 2021, 4:19am UTC](https://forum.xod.io/t/ds3231-node-for-programing-sqw-output/4944 "2021-02-28T04:19:30Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![bobredway](https://avatars.discourse-cdn.com/v4/letter/b/ed655f/32.png) [@bobredway](https://forum.xod.io/u/bobredway)\
**Post date:** [February 28, 2021, 4:19am UTC](https://forum.xod.io/t/ds3231-node-for-programing-sqw-output/4944/1 "2021-02-28T04:19:30Z")

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Does anyone know if there is a node for programing the DS3231 RTC SQW output, I need a temperature compensated 1HZ output from the DS3231, I am using it to control an analogue wooden clock.

This code would have to run to set up the RTC before the main loop, thanks in advance.

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**Author:** ![system](https://canada1.discourse-cdn.com/flex027/uploads/xod/original/1X/eb7348baa04192c2ef932d1db54d44f09f8a7888.png) [@system](https://forum.xod.io/u/system)\
**Post date:** [March 30, 2021, 4:19am UTC](https://forum.xod.io/t/ds3231-node-for-programing-sqw-output/4944/2 "2021-03-30T04:19:51Z")

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