Takehiko Shimojima
心拍センサーをサンプリングして、Ambientに送り、心拍波形を描くサンプルプログラムです。 https://ambidata.io
Dependencies: AmbientLib SimpleIoTBoardLib mbed
Revision 0:5e73ce0d93af, committed 2016-06-13
- Comitter:
- AmbientData
- Date:
- Mon Jun 13 13:41:59 2016 +0000
- Commit message:
- Initial submission.
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/AmbientLib.lib Mon Jun 13 13:41:59 2016 +0000 @@ -0,0 +1,1 @@ +http://developer.mbed.org/users/AmbientData/code/AmbientLib/#a724fe60de46
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/SimpleIoTBoardLib.lib Mon Jun 13 13:41:59 2016 +0000 @@ -0,0 +1,1 @@ +http://developer.mbed.org/users/jksoft/code/SimpleIoTBoardLib/#890c12951e96
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Mon Jun 13 13:41:59 2016 +0000
@@ -0,0 +1,82 @@
+/*
+ * while (true) {
+ * clear data.
+ * sample heart pulse every 25m seconds, 28 times.
+ * send data to Ambient.
+ * wait 2 seconds.
+ */
+#include "mbed.h"
+#include "math.h"
+#include "ESP8266Interface.h"
+#include "TCPSocketConnection.h"
+#include "SoftSerialSendOnry.h"
+#include "Ambient.h"
+
+#define SAMPLING 25 // Sampling period in milliseconds
+ // When BPM is 100, IBI is 600msec and we have 30 samples.
+#define NSAMPLES 35 // Number of Samples
+#define BUFSIZE 1050
+
+ESP8266Interface wifi(dp16,dp15,dp4,"ssid","password",115200); // TX,RX,Reset,SSID,Password,Baud
+
+SoftSerialSendOnry pc(dp10);
+DigitalOut led(dp6);
+
+unsigned int channelId = 100;
+const char* userKey = "ユーザーキー";
+const char* writeKey = "ライトキー";
+Ambient ambient;
+
+AnalogIn pulsePin(dp13);
+Ticker t2;
+volatile int done = false;
+unsigned short signal[NSAMPLES];
+char buffer[BUFSIZE];
+volatile int sampleIndex = 0;
+
+void sampling() {
+ led = 1;
+ signal[sampleIndex++] = pulsePin.read_u16();
+ if (sampleIndex >= NSAMPLES) {
+ done = true;
+ }
+}
+
+int main() {
+ TCPSocketConnection socket;
+
+ pc.baud(9600);
+ pc.printf("start\r\n");
+ wifi.init(); //Reset
+ wifi.connect(); //Use DHCP
+ pc.printf("IP Address is %s\r\n", wifi.getIPAddress());
+ ambient.init(channelId, writeKey, &socket);
+ led = 0;
+
+ while (true) {
+ pc.printf("sampling start...");
+ done = false;
+ sampleIndex = 0;
+ t2.attach_us(&sampling, SAMPLING * 1000.0f);
+ while (!done) {
+ ;
+ }
+ t2.detach();
+ pc.printf("done\r\n");
+ led = 0;
+
+ sprintf(buffer, "{\"writeKey\":\"%s\",\"data\":[", writeKey);
+ for (int i = 0; i < NSAMPLES; i++) {
+ sprintf(&buffer[strlen(buffer)], "{\"created\":%d,\"d%d\":%d},", SAMPLING * i, 2, signal[i]);
+ }
+ buffer[strlen(buffer)-1] = '\0';
+ sprintf(&buffer[strlen(buffer)], "]}\r\n");
+
+ ambient.delete_data(userKey);
+
+ int sent = ambient.bulk_send(buffer);
+ pc.printf("%d bytes sent\r\n", sent);
+
+ wait(5);
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Mon Jun 13 13:41:59 2016 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/9296ab0bfc11 \ No newline at end of file