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46 lines
1.6 KiB
C
46 lines
1.6 KiB
C
/*
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* geany_encoding=koi8-r
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* can_process.h
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*
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* Copyright 2018 Edward V. Emelianov <eddy@sao.ru, edward.emelianoff@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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#include "can.h"
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// timeout for trying to send data
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#define SEND_TIMEOUT_MS (10)
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// mark first byte if command sent
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#define COMMAND_MARK (0xA5)
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// mark first byte if data sent
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#define DATA_MARK (0x5A)
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// 8-bit commands sent by master
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typedef enum{
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CMD_PING, // request for PONG cmd
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CMD_START_MEASUREMENT, // start thermal measurement
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CMD_SENSORS_STATE, // reply data with sensors state
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// dummy commands for test purposes
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CMD_DUMMY0 = 0xDA,
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CMD_DUMMY1 = 0xAD
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} CAN_commands;
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void can_messages_proc();
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CAN_status can_send_cmd(uint16_t targetID, uint8_t cmd);
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CAN_status can_send_data(uint8_t *data, uint8_t len);
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int8_t send_temperatures(int8_t N);
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