lpc17_pincfg.h

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/*
 *   openMMC  --
 *
 *   Copyright (C) 2015  Henrique Silva  <henrique.silva@lnls.br>
 *
 *   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 3 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, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef LPC17_PINCFG_H_
#define LPC17_PINCFG_H_
 
#include "port.h"
 
/* 32 bit value in the format -> [port][pin][func][dir] each field [] is one byte */
#define PIN_DEF( port, pin, func, dir ) ( (port << 24) | (pin << 16) | (func << 8) | dir )
 
#define PIN_PORT( pin_def )      ((pin_def & 0xFF000000) >> 24)
#define PIN_NUMBER( pin_def )    ((pin_def & 0x00FF0000) >> 16)
#define PIN_FUNC( pin_def )      ((pin_def & 0x0000FF00) >> 8)
#define PIN_DIR( pin_def )       ((pin_def & 0x000000FF) >> 0)
 
/* For other mcus like Atmel's it should be PORTA, PORTB, etc */
#define PORT0 0
#define PORT1 1
#define PORT2 2
#define PORT3 3
#define PORT4 4
 
#define NON_GPIO 0xFF
 
#endif