mirror of
https://github.com/eddyem/stm32samples.git
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56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
/*
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* This file is part of the Chiller project.
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* Copyright 2018 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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#include "hardware.h"
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#include "protocol.h"
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#include "usart.h"
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/**
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* @brief process_command - command parser
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* @param command - command text (all inside [] without spaces)
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* @return text to send over terminal or NULL
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*/
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char *process_command(const char *command){
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char *ret = NULL;
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usart1_sendbuf(); // send buffer (if it is already filled)
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switch(*command){
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case '?': // help
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SEND_BLK(
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"D - get rotation direction\n"
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"R - reset\n"
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"T - get timer value\n"
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);
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break;
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case 'D':
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if(TIM3->CR1 & TIM_CR1_DIR) SEND("negative\n");
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else SEND("positive\n");
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break;
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case 'R': // reset MCU
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NVIC_SystemReset();
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break;
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case 'T':
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put_string("TIM3->CNT=");
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put_uint(TIM3->CNT);
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put_char('\n');
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break;
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}
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usart1_sendbuf();
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return ret;
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}
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