Initialize frequency meter.
int32_t freqmeter_async_init( struct freqmeter_async_descriptor *const descr, void *const hw, uint8_t *const buffer, const uint16_t buffer_length )
Type: struct freqmeter_async_descriptor Struct *const
The pointer to the frequency meter descriptor
Type: void *const
The pointer to the hardware instance
Type: uint8_t *const
A buffer to keep the measured values
Type: const uint16_t
The length of the buffer above
Type: int32_t
Initialization status.