Clean up variants, fix digitalPinHasPWM definition (#1831)

variants/generic/common.h

@@ -0,0 +1,67 @@
+/*
+  common.h - Commoon pin definition functions for ESP8266 boards
+  Part of Arduino - http://www.arduino.cc/
+
+  Copyright (c) 2007 David A. Mellis
+  Modified for ESP8266 platform by Ivan Grokhotkov, 2014-2016.
+
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 2.1 of the License, or (at your option) any later version.
+
+  This library 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
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General
+  Public License along with this library; if not, write to the
+  Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+  Boston, MA  02111-1307  USA
+
+  $Id: wiring.h 249 2007-02-03 16:52:51Z mellis $
+*/
+
+#ifndef GENERIC_COMMON_H
+#define GENERIC_COMMON_H
+
+#define EXTERNAL_NUM_INTERRUPTS 16
+#define NUM_DIGITAL_PINS        17
+#define NUM_ANALOG_INPUTS       1
+
+// TODO: this should be <= 9 if flash is in DIO mode
+#define isFlashInterfacePin(p)      ((p) >= 6 && (p) <= 11)
+
+#define analogInputToDigitalPin(p)  ((p > 0) ? NOT_A_PIN : 0)
+#define digitalPinToInterrupt(p)    (((p) < EXTERNAL_NUM_INTERRUPTS)? (p) : NOT_AN_INTERRUPT)
+#define digitalPinHasPWM(p)         (((p) < NUM_DIGITAL_PINS && !isFlashInterfacePin(p))? 1 : 0)
+
+static const uint8_t SS    = 15;
+static const uint8_t MOSI  = 13;
+static const uint8_t MISO  = 12;
+static const uint8_t SCK   = 14;
+
+static const uint8_t A0 = 17;
+
+// These serial port names are intended to allow libraries and architecture-neutral
+// sketches to automatically default to the correct port name for a particular type
+// of use.  For example, a GPS module would normally connect to SERIAL_PORT_HARDWARE_OPEN,
+// the first hardware serial port whose RX/TX pins are not dedicated to another use.
+//
+// SERIAL_PORT_MONITOR        Port which normally prints to the Arduino Serial Monitor
+//
+// SERIAL_PORT_USBVIRTUAL     Port which is USB virtual serial
+//
+// SERIAL_PORT_LINUXBRIDGE    Port which connects to a Linux system via Bridge library
+//
+// SERIAL_PORT_HARDWARE       Hardware serial port, physical RX & TX pins.
+//
+// SERIAL_PORT_HARDWARE_OPEN  Hardware serial ports which are open for use.  Their RX & TX
+//                            pins are NOT connected to anything by default.
+#define SERIAL_PORT_MONITOR        Serial
+#define SERIAL_PORT_USBVIRTUAL     Serial
+#define SERIAL_PORT_HARDWARE       Serial
+#define SERIAL_PORT_HARDWARE_OPEN  Serial1
+
+#endif /* GENERIC_COMMON_H */