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44 lines
1.5 KiB
C
44 lines
1.5 KiB
C
/*
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* This file is part of the usbcangpio project.
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* Copyright 2026 Edward V. Emelianov <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 3 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, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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// error codes for answer message
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typedef enum{
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ERR_OK, // all OK
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ERR_BADCMD, // wrong command
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ERR_BADPAR, // wrong parameter
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ERR_BADVAL, // wrong value (for setter)
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ERR_WRONGLEN, // wrong message length
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ERR_CANTRUN, // can't run given command due to bad parameters or other
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ERR_BUSY, // target interface busy, try later
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ERR_OVERFLOW, // string was too long -> overflow
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ERR_AMOUNT // amount of error codes or "send nothing"
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} errcodes_t;
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// maximal length of command (without trailing zero)
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#define CMD_MAXLEN 15
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// maximal available parameter number
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#define MAXPARNO 255
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// default threshold for monitoring
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#define ADC_THRES_DEFAULT 100
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void GPIO_process();
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void GPIO_init();
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