Diff: NECnfc_hal.cpp

Revision:

4:07e752ff8dce

Child:

5:e5a358e9ed94

diff -r 71a16ce27889 -r 07e752ff8dce NECnfc_hal.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/NECnfc_hal.cpp	Tue Sep 15 06:17:57 2015 +0000
@@ -0,0 +1,76 @@
+#include "NECnfc.h"
+
+void NECnfc::setReset (bool flg) {
+    if (_reset) {
+        if (flg) {
+            _reset->output();
+            _reset->write(0);
+        } else {
+            _reset->input();
+            _reset->mode(PullNone);
+        }
+    }
+}
+
+void NECnfc::isrUart () {
+    recvData(getUart());
+}
+
+int NECnfc::getUart () {
+    return _nec.getc();
+}
+
+void NECnfc::putUart (char c) {
+    _nec.putc(c);
+}
+
+int NECnfc::lockUart (int ms) {
+    return 0;
+}
+
+void NECnfc::unlockUart () {
+}
+
+void NECnfc::initUart (PinName reset, PinName wakeup, PinName mode, int baud) {
+    if (baud) _nec.baud(baud);
+    _nec.attach(this, &NECnfc::isrUart, Serial::RxIrq);
+
+    _reset = NULL;
+    if (reset != NC) {
+        _reset = new DigitalInOut(reset);
+    }
+    _wakeup = NULL;
+    if (wakeup != NC) {
+        _wakeup = new DigitalOut(wakeup);
+        _wakeup->write(0);
+    }
+    _wmode = NULL;
+    if (mode != NC) {
+        _wmode = new DigitalIn(mode);
+        _wmode->mode(PullUp);
+    }
+}
+
+int NECnfc::sleep (int wait) {
+
+    if (!_wakeup && !_wmode) return -1;
+
+    DBG("sleep\r\n");
+    _wakeup->write(1);
+    if (wait) {
+        while (! _wmode->read());
+    }
+    return 0;
+}
+
+int NECnfc::wakeup (int wait) {
+
+    if (!_wakeup && !_wmode) return -1;
+
+    DBG("wakeup\r\n");
+    _wakeup->write(0);
+    if (wait) {
+        while (_wmode->read());
+    }
+    return 0;
+}