index :: hw

hw.rpi.gpio

GPIO control for Raspberry Pi

available since version: 0.9.8

---

methods:

• clear_pwm clear PWM settings for pin
  parameters:
  • PIN pin number
    type: int
    required: True
    
• impulse send impulse of specified length
  parameters:
  • LENGTH impulse length
    type: int
    units: ms
    required: True
    
• input config pin into input mode
  parameters:
  • PIN pin number
    type: int
    required: True
    
• output config pin into output mode
  parameters:
  • PIN pin number
    type: int
    required: True
    
• poll start/stop pin value polling
  parameters:

  • PIN pin number
    type: int
    required: True
    

  • STATE poll state
    type: bool
    required: True
    

  • [DEBOUNCE=10] debounce time
    type: float
    units: ms
    

• pull_down pull internal pin resistors to low level
  parameters:
  • PIN pin number
    type: int
    required: True
    
• pull_up pull internal pin resistors to high level
  parameters:
  • PIN pin number
    type: int
    required: True
    
• read read current pin value
  parameters:
  • PIN pin number
    type: int
    required: True
    
• reset reset current pin to initial state
  parameters:
  • PIN pin number
    type: int
    required: True
    
• soft_pwm set software PWM for pin
  parameters:

  • PIN pin number
    type: int
    required: True
    

  • PERIOD period length
    type: float
    units: ms
    required: True
    

  • DUTY duty length
    type: float
    units: ms
    required: True
    

• soft_pwm_freq set software PWM frequency for pin
  parameters:

  • PIN pin number
    type: int
    required: True
    

  • FREQ pwm freq
    type: float
    units: Hz
    required: True
    

  • DUTY duty cycle length
    type: float
    required: True
    

• toggle toggle output pin current value
  parameters:
  • PIN pin number
    type: int
    required: True
    

• used_pins list used GPIO pins. Outputs [pins PIN…( message
  

• write write value to the pin
  parameters:

  • PIN pin number
    type: int
    required: True
    

  • VALUE value
    type: bool
    required: True
    

inlets:

• control input
  type: control

outlets:

• messages: [pin PIN STATE(, [pins PIN PIN…(
  type: control

keywords:

display gpio raspberry

Authors: Serge Poltavsky

License: GPL3 or later