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74 lines
2.5 KiB
C
74 lines
2.5 KiB
C
/*
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* This file is part of the mxl90640wPi project.
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* Copyright 2022 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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#include <stdint.h>
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// timeout for reading operations, s
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#define MLX_TIMEOUT 5.
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// counter of errors, when > max -> M_ERROR
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#define MLX_MAXERR_COUNT 10
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// wait after power off, s
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#define MLX_POWOFF_WAIT 0.5
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// wait after power on, s
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#define MLX_POWON_WAIT 2.
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// amount of pixels
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#define MLX_W (32)
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#define MLX_H (24)
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#define MLX_PIXNO (MLX_W*MLX_H)
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// pixels + service data
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#define MLX_PIXARRSZ (MLX_PIXNO + 64)
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typedef struct{
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int16_t kVdd;
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int16_t vdd25;
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double KvPTAT;
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double KtPTAT;
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int16_t vPTAT25;
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double alphaPTAT;
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int16_t gainEE;
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double tgc;
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double cpKv; // K_V_CP
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double cpKta; // K_Ta_CP
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double KsTa;
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double CT[3]; // range borders (0, 160, 320 degrC?)
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double ksTo[4]; // K_S_To for each range * 273.15
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double alphacorr[4]; // Alpha_corr for each range
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double alpha[MLX_PIXNO]; // full - with alpha_scale
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double offset[MLX_PIXNO];
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double kta[MLX_PIXNO]; // full K_ta - with scale1&2
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double kv[4]; // full - with scale; 0 - odd row, odd col; 1 - odd row even col; 2 - even row, odd col; 3 - even row, even col
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double cpAlpha[2]; // alpha_CP_subpage 0 and 1
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uint8_t resolEE; // resolution_EE
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int16_t cpOffset[2];
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uint8_t outliers[MLX_PIXNO]; // outliers - bad pixels (if == 1)
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} MLX90640_params;
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// default I2C address
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#define MLX_DEFAULT_ADDR (0x33)
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// max datalength by one read (in 16-bit values)
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#define MLX_DMA_MAXLEN (832)
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void mlx90640_dump_parameters();
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int mlx90640_init(const char *dev, uint8_t ID);
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int mlx90640_set_slave_address(uint8_t addr);
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int mlx90640_take_image(uint8_t simple, double **image);
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void mlx90640_restart();
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