pynq.lib.switch Module

The pynq.lib.switch module is a driver for reading, and waiting for value changes on onboard switches.

class pynq.lib.switch.Switch(index)

Bases: object

This class controls the onboard switches.

index

int – Index of the onboard switches, starting from 0.

read()

Read the current value of the switch.

Returns:Either 0 if the switch is off or 1 if the switch is on Return type:int

wait_for_value(value)

Wait for the switch to be set to a particular position

Parameters:

• value (int) – 1 for the switch up and 0 for the switch down
• function wraps the coroutine form so the asyncio (This) –
• loop will run until the function returns (event) –

wait_for_value_async(value)

Wait for the switch to be set to a particular position

Parameters:

• value (int) – 1 for the switch up and 0 for the switch down
• function is an asyncio coroutine (This) –