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Send a scheduled Bolt heartbeat

Keep a routine device check running while you focus elsewhere.

Trigger

Recurring schedule

Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.

Action

Bolt IoT Serial Write

Tool to send serial data to a bolt device. use when you need to transmit ascii data over uart after initializing uart with serialbegin.

Why this helps

Heartbeat routines are easy to skip during busy periods, making communication gaps harder to spot.

  • Keeps a communication routine consistent
  • Creates regular execution evidence
  • Reduces forgotten maintenance steps

Setup

Build it in a few focused steps.

  • 1Connect 0CodeKit and Bolt iot in Notis once.
  • 2Create an automation that sends your specified ASCII heartbeat command to the Bolt device.
  • 3Choose the recurring schedule trigger.
  • 4Choose the report channel.
  • 5Test with one real heartbeat.

Questions about this workflow

Does a heartbeat prove the device responded?

No. It confirms the serial write ran; use serial write and read to capture a reply.

Must UART be ready?

Yes. The device must be initialized for serial communication.

When this happens · Trigger

Do this · Action

Supported Triggers and Actions

Notis builds workflows that link 0CodeKit to Bolt iot. A trigger fires from one place; an action lands in another.

0CodeKit triggers

Bolt iot actions

Recurring trigger

Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.

TriggerScheduled

Analog Read

Tool to read the analog value from a specified pin on a bolt device. use when you need sensor readings (0–1023) after confirming the device is online.

ActionInstant

Webhook trigger

Notis starts this workflow when an external tool or custom backend sends an HTTP request.

TriggerInstant

Bolt IoT Digital Write

Tool to set a digital pin high or low on a specified bolt device. use when controlling actuators or leds via digital output.

ActionInstant

Check Bolt device online status

Tool to check whether a specified bolt device is online. use when you need to verify device connectivity before sending commands (e.g., control signals). example: 'check if device bolt1234567 is online.'

ActionInstant

Bolt IoT Digital Write

Tool to set a digital pin high or low on a specified bolt device. use when controlling actuators or leds via digital output.

ActionInstant

Bolt IoT Serial Read

Tool to read incoming serial data from a bolt device. use when you've initialized uart with serialbegin and need to retrieve serial data.

ActionInstant

Bolt IoT Serial Write

Tool to send serial data to a bolt device. use when you need to transmit ascii data over uart after initializing uart with serialbegin.

ActionInstant

Bolt IoT Serial Write & Read

Tool to send serial data and read the response on a bolt device. use when you need to transmit ascii data over uart and capture its reply immediately.

ActionInstant

Connect any two apps with Notis in the middle.

0CodeKit and Bolt iot, or any other combination from 1,000+ integrations.

When this happens · Trigger

Do this · Action

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