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System Nodes

Use these nodes to get system info and to update various system configurations.

Proc Nodes​

change cpu frequency​

Change the CPU Max and Min clock frequency.

Inputs

  • CPU Max Freq (mhz) : Specify the maximum cpu frequency
  • CPU Min Freq (mhz) : Specify the minimum cpu frequency

frequency lock control​

Controls the Locking of Frequency.

Inputs

  • Lock Control : Select to lock/unlock device clock frequency
  • CPU Freq Max : Whether to lock CPU maximum frequency
  • APB Freq Max : Whether to lock APB maximum frequency
  • light sleep disable : Whether light sleep is disabled or not

system sleep​

Set the Esp32 into light or deep sleep.

Inputs

  • Start Sleep : Whether to put the device in sleep mode
  • Sleep Type : Select sleep type for device
  • Timer Wakeup : Whether timer wake up is enabled or not
  • Time (ms) : Specufy the wake up time
  • GPIO Wakeup : Whether gpio wake up is enabled or not
  • GPIO Num : Specify the wake up pin number
  • GPIO Level : Select the wakeup pin level
  • Uart Wakeup : Whether UART wake up is enabled or not
  • UART Port Num : Select UART port
  • EXT0 Wakeup : Whether EXT0 wake up is enabled or not
  • EXT0 GPIO Num : Specify the EXT0 wake up pin number
  • EXT0 GPIO Level : Select the EXT0 wakeup pin level
  • Touchpad Wakeup : Whether wake up via touchpad is enabled or not
  • Touchpad GPIO Num : Select the touchpad gpio pin
  • ULP Wakeup : Whether ULP (ultra low power wakeup) is enabled or not
  • EXT1 Wakeup : Whether EXT1 wake up is enabled or not
  • EXT1 GPIO Num : Specify the EXT1 wake up pin number
  • EXT1 GPIO Level : Select the EXT1 wakeup pin level

heap memory check​

Reads heap memory(KB) of the esp32.

Outputs

  • Free Memory : Remaining free memory