switch.h

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/*********************************************************************
 *
 *                Switch library for Fraise pic18f  device
 *              
 *              
 *********************************************************************
 * Author               Date        Comment
 *********************************************************************
 * Antoine Rousseau  march 2013     Original.
 ********************************************************************/
/*
# 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., 51 Franklin Street, Fifth Floor, Boston,
# MA  02110-1301, USA.
*/
#ifndef _SWITCH__H_
#define _SWITCH__H_
 
#include <fruit.h>
void switchSelectHW(unsigned char channel, unsigned char *port, unsigned char bit); // assign a port/bit to a channel ; bit is decimal (0-7)
#define SWITCH_SELECT_(num,connport,connbit) \
    do { switchSelectHW(num,&PORT##connport,connbit); } while(0)
 
 
void switchInit();
// use next macro like this : SERVO_SET_PORT(0,K2); to assign switch_0 to K2 connector.
#define switchSelect(num,conn) do { \
    pinModeDigitalIn(conn); \
    CALL_FUN3(SWITCH_SELECT_,num,KPORT(conn),KBIT(conn)); } while(0)
 
 
 
void switchService(void); 
char switchSend(void);
 
 
void switchDeselect(unsigned char channel); 
char switchGet(unsigned char chan);
 
 
#endif //