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40 lines
1.2 KiB
C
40 lines
1.2 KiB
C
/*
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* mcp23s17.h
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*
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* Created on: Nov 25, 2011
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* Author: Doug
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*
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* Copyright (C) 2011-2012 Doug Brown
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef MCP23S17_H_
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#define MCP23S17_H_
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#include <stdint.h>
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void MCP23S17_Init();
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void MCP23S17_SetDDR(uint16_t ddr);
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void MCP23S17_SetPins(uint16_t data);
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uint16_t MCP23S17_ReadPins(void);
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void MCP23S17_SetPullups(uint16_t pullups);
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uint16_t MCP23S17_GetOutputs(void);
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uint16_t MCP23S17_GetDDR(void);
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uint16_t MCP23S17_GetPullups(void);
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#endif /* MCP23S17_H_ */
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