Nucleo-F446 による遮断周波数可変 LPF/HPF .DA変換器にデータを送る際は 4 倍にアップ・サンプリング.

Dependencies:   mbed SerialTxRxIntr F446_AD_DA_MultirateSWI

Files at this revision

API Documentation at this revision

Comitter:
MikamiUitOpen
Date:
Sun Jun 30 02:21:43 2019 +0000
Parent:
7:c701ad3aaf5c
Commit message:
8

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file
--- a/main.cpp	Thu Jan 31 03:12:10 2019 +0000
+++ b/main.cpp	Sun Jun 30 02:21:43 2019 +0000
@@ -5,7 +5,7 @@
 //  周波数特性が PC の画面に表示され,その上のカーソルをマウスでドラッグすることで,
 //  遮断周波数を変えられる
 //
-//  2019/01/31, Copyright (c) 2019 MIKAMI, Naoki
+//  2019/06/30, Copyright (c) 2019 MIKAMI, Naoki
 //----------------------------------------------------------------------
 
 #include "main.hpp"
@@ -16,7 +16,7 @@
 // Serial クラスの受信割込み用オブジェクト
 SerialRxTxIntr rx_;
 
-// 8 次の IIR フィルタ
+// 10 次の IIR フィルタ
 const int ORDER_ = 10;
 Biquad myBiquad_[ORDER_/2];
 IirCascade iir8_(ORDER_, myBiquad_);    // IIR 縦続形のオブジェクト
--- a/mbed.bld	Thu Jan 31 03:12:10 2019 +0000
+++ b/mbed.bld	Sun Jun 30 02:21:43 2019 +0000
@@ -1,1 +1,1 @@
-https://os.mbed.com/users/mbed_official/code/mbed/builds/3a7713b1edbc
\ No newline at end of file
+https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400
\ No newline at end of file