Function extint_unregister

Unregisters an asynchronous callback function with the driver.

enum status_code extint_unregister_callback(
		const extint_callback_t callback,
		const uint8_t channel,
		const enum extint_callback_type type)

Unregisters an asynchronous callback with the EXTINT driver, removing it from the internal callback registration table.

Table 1. Parameters
Data direction	Parameter name	Description
[in]	callback	Pointer to the callback function to unregister
[in]	channel	Logical channel to unregister callback for
[in]	type	Type of callback function to unregister

Returns

Status of the de-registration operation.

Table 2. Return Values
Return value	Description
STATUS_OK	The callback was unregistered successfully
STATUS_ERR_INVALID_ARG	If an invalid callback type was supplied
STATUS_ERR_BAD_ADDRESS	No matching entry was found in the registration table