HEPTA-Sat Hands－On / Mbed 2 deprecated HeptaBattery_SDFilesystem

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Dependencies:   mbed PowerControl SDFileSystem

Fork of HeptaBattery_SDFilesystem by 智也 大野

Diff: hepta_sat/HeptaVoice.cpp

Revision:
0:50d269d8f117
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hepta_sat/HeptaVoice.cpp	Fri Dec 09 04:52:08 2016 +0000
@@ -0,0 +1,52 @@
+#include "HeptaVoice.h"
+
+HeptaVoice::HeptaVoice(PinName sda, PinName scl, int addr):_i2c(sda, scl),_addr(addr)
+{
+    _addr = addr;
+    _poll_wait.reset();
+    _poll_wait.start();
+}
+
+bool HeptaVoice::IsActive(int timeout_ms)
+{
+    wait_ms(AQTK_STARTUP_WAIT_MS);
+    Timer t;
+    t.reset();
+    t.start();
+    while(t.read_ms() < timeout_ms) {
+        _poll_wait.reset();
+        if (_i2c.write(_addr, NULL, 0) == 0) {
+            return true;
+        }
+        wait_ms(AQTK_POLL_WAIT_MS);
+    }
+    return false;
+}
+    
+void HeptaVoice::Synthe(const char* msg)
+{
+    while(IsBusy()) {
+        ;
+    }
+    Write(msg);
+    Write("\r");
+}
+
+void HeptaVoice::Write(const char *msg)
+{
+    _i2c.write(_addr, msg, strlen(msg));    
+    _poll_wait.reset();
+}
+
+bool HeptaVoice::IsBusy()
+{
+    if (AQTK_POLL_WAIT_MS > _poll_wait.read_ms()) {
+        return true;
+    } 
+    _poll_wait.reset();
+    char c = 0x00;
+    if (_i2c.read(_addr, &c, 1) != 0) {
+        return false;
+    }
+    return c == '*' || c == 0xff;
+}