mirror of
https://github.com/eddyem/stm32samples.git
synced 2025-12-06 10:45:11 +03:00
79 lines
2.2 KiB
C
79 lines
2.2 KiB
C
/*
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* This file is part of the mlx90640 project.
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* Copyright 2025 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 "i2c.h"
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#include "mlxproc.h"
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#include "proto.h"
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#include "strfunc.h"
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#include "usb_dev.h"
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#define MAXSTRLEN RBINSZ
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volatile uint32_t Tms = 0;
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void sys_tick_handler(void){
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++Tms;
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}
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int main(void){
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char inbuff[MAXSTRLEN+1];
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if(StartHSE()){
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SysTick_Config((uint32_t)72000); // 1ms
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}else{
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StartHSI();
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SysTick_Config((uint32_t)48000); // 1ms
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}
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USBPU_OFF();
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hw_setup();
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i2c_setup(I2C_SPEED_100K);
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USB_setup();
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USBPU_ON();
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uint32_t ctr = Tms, Tlastima = 0;
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while(1){
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if(Tms - ctr > 499){
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ctr = Tms;
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pin_toggle(GPIOB, 1 << 1 | 1 << 0); // toggle LED @ PB0
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}
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int l = USB_receivestr(inbuff, MAXSTRLEN);
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if(l < 0) USB_sendstr("USBOVERFLOW\n");
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else if(l){
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const char *ans = parse_cmd(inbuff);
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if(ans) USB_sendstr(ans);
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}
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if(i2c_scanmode){
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uint8_t addr;
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int ok = i2c_scan_next_addr(&addr);
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if(addr == I2C_ADDREND) USND("SCANEND");
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else if(ok){
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U("FOUNDID=");
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USND(uhex2str(addr));
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}
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}
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mlx_process();
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if(cartoon){
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uint32_t Tnow;
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fp_t *i = mlx_getimage(&Tnow);
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if(i && Tnow != Tlastima){
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U("Timage="); USND(u2str(Tnow)); drawIma(i);
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Tlastima = Tnow;
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}
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}
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}
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}
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