SD card player with variable cotoff frequency lowpass and highpass IIR filter. SD カードの *.wav ファイルのオーディオ信号を,遮断周波数可変 IIR 低域通過および高域通過フィルタを通して,ボードに搭載されているCODEC で出力する.このプログラムについては,CQ出版社インターフェース誌 2018年8月号で解説している.
Dependencies: F746_GUI F746_SAI_IO FrequencyResponseDrawer SD_PlayerSkeleton
ticker_event_s Struct Reference
Ticker's event structure. More...
#include <ticker_api.h>
Data Fields | |
timestamp_t | timestamp |
Event's timestamp. | |
uint32_t | id |
TimerEvent object. | |
struct ticker_event_s * | next |
Next event in the queue. |
Detailed Description
Ticker's event structure.
Definition at line 25 of file ticker_api.h.
Field Documentation
uint32_t id |
TimerEvent object.
Definition at line 27 of file ticker_api.h.
struct ticker_event_s* next |
Next event in the queue.
Definition at line 28 of file ticker_api.h.
timestamp_t timestamp |
Event's timestamp.
Definition at line 26 of file ticker_api.h.
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