Atsumi Toda
twe-liteを使った送信プログラム。透過モードに非ず。
Revision 0:ec602a5f600c, committed 2018-02-18
- Comitter:
- Joeatsumi
- Date:
- Sun Feb 18 23:28:42 2018 +0000
- Commit message:
- twe-lite?????????????????????
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 |
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Sun Feb 18 23:28:42 2018 +0000
@@ -0,0 +1,90 @@
+#include "mbed.h"
+//成功バージョン
+Serial twe(p9, p10); // tx, rx
+Serial pc(USBTX,USBRX);
+DigitalOut myled(LED1);
+
+#define DATA_SIZE 11
+
+InterruptIn rpmcount(p17); //回転数用のフォトインタラプタ読み取り
+
+int rpm=0;
+int rpmcounter = 0;
+double time_s = 0,time_ms=0;
+Ticker ticker;//updateのタイマー割り込み
+
+//int rpm=60;
+struct{
+ char highbyte;
+ char lowbyte;
+ short intdat;
+ }data;
+
+ char s[11] ;//this can take up to 10 byte characters
+
+Timer t,t1;
+
+void rpm_c();
+void rpm_f();
+void update();
+void rpm_t();
+
+void rpm_c() //回転数のフォトインタラプタ
+{
+ rpmcounter++;
+}
+
+void rpm_f() //回転数計測
+{
+
+ rpm = (int)(rpmcounter * 60000/time_ms/48);
+
+ rpmcounter = 0;
+}
+
+
+void rpm_t(){
+ /*:は送信時に必要なヘッダー。78は相手のID(0x78)。01は送信コマンドとして必要。
+ 39は任意の値。Xはチェックサムの省略形。 \r\nは改行コマンド*/
+ rpm+=1000;
+ sprintf(s, ":7801%dX\r\n",rpm);
+ /*配列sにまとめて代入。*/
+ for (int i = 0 ; i < DATA_SIZE ; i++){
+ twe.putc(s[i]);
+ }
+ /*DATESIZEはこの場合11*/
+ rpm=0;
+
+ }
+
+ void update(){
+
+
+ time_ms = t1.read_ms();//周期時間読み取り
+ t1.stop();
+ t1.reset();
+ rpm_f();
+ rpm_t();
+ t1.start();
+
+ myled = !myled;
+
+ }
+
+int main() {
+ twe.baud(115200);
+ pc.baud(115200);
+ t1.start();
+
+ //=============-interruptInの信号の読み取り(回転数計)==============//
+ rpmcount.rise(&rpm_c);
+ //===============================================================================//
+
+ ticker.attach(&update,1);//1秒ごとに更新関数の発動
+
+ }
+
+
+
+
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Sun Feb 18 23:28:42 2018 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/e7ca05fa8600 \ No newline at end of file