42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2021 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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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 <https://www.gnu.org/licenses/>.
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*
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*/
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#pragma once
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/**
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* Arduino library for MicroChip MCP3426 I2C A/D converter.
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* https://www.microchip.com/en-us/product/MCP3426
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*/
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#include <stdint.h>
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#include <Wire.h>
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// Address of MCP342X chip
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#define MCP342X_ADC_I2C_ADDRESS 104
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class MCP3426 {
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public:
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int16_t ReadValue(uint8_t channel, uint8_t gain);
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bool Error;
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};
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extern MCP3426 mcp3426;
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