First commit

IO.h

@@ -0,0 +1,85 @@
+/*
+ *   Copyright (C) 2015, 2016 by Jonathan Naylor G4KLX
+ *   Copyright (C) 2016, 2017 by Andy Uribe CA6JAU
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#if !defined(CIO_H)
+#define  CIO_H
+
+#include "Globals.h"
+#include "BitRB.h"
+
+#define LOW      0
+#define HIGH     1
+
+#define VHF_MIN  144000000
+#define VHF_MAX  148000000
+#define UHF_MIN  430000000
+#define UHF_MAX  450000000
+
+extern uint32_t  m_frequency_rx;
+extern uint32_t  m_frequency_tx;
+extern uint8_t   m_power;
+
+class CIO {
+
+public:
+  CIO();
+
+  // Platform API
+  void  Init(void);
+  void  SCLK_pin(bool on);
+  void  SDATA_pin(bool on);
+  void  SLE_pin(bool on);
+  bool  RXD_pin();
+  void  TXD_pin(bool on);
+  void  PTT_pin(bool on);
+  void  LED_pin(bool on);
+  void  DEB_pin(bool on);
+  void  DSTAR_pin(bool on);
+  void  DMR_pin(bool on);
+  void  YSF_pin(bool on);
+  void  P25_pin(bool on);
+  void  COS_pin(bool on);
+  void  interrupt(void);
+
+  // IO API
+  void  write(uint8_t* data, uint16_t length);
+  uint16_t  getSpace() const;
+  void  process();
+  bool  hasTXOverflow();
+  bool  hasRXOverflow();
+  uint8_t  setFreq(uint32_t frequency_rx, uint32_t frequency_tx);
+  void  setMode();
+  void  setDecode(bool dcd);
+
+  // RF interface API
+  void  setTX();
+  void  setRX();
+  void  ifConf();
+  void  ifInit();
+
+private:
+  bool      m_started;
+  CBitRB    m_rxBuffer;
+  CBitRB    m_txBuffer;
+
+  void  delay_rx(void);
+
+};
+
+#endif