36 lines
1.1 KiB
C

/*
* geany_encoding=koi8-r
* can.c
*
* Copyright 2018 Edward V. Emelianov <eddy@sao.ru, edward.emelianoff@gmail.com>
*
* 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.
*
*/
#include "can.h"
static uint8_t CAN_addr = 0;
// get CAN address data from GPIO pins
void readCANaddr(){
CAN_addr = READ_CAN_INV_ADDR();
CAN_addr = ~CAN_addr & 0x7;
}
uint8_t getCANaddr(){
return CAN_addr;
}