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62 lines
2.0 KiB
C
62 lines
2.0 KiB
C
/*
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* parallel_bus.h
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*
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* Created on: Nov 26, 2011
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* Author: Doug
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*
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* Copyright (C) 2011-2020 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 HAL_PARALLEL_BUS_H_
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#define HAL_PARALLEL_BUS_H_
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#include <stdint.h>
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#include <stdbool.h>
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void ParallelBus_Init(void);
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void ParallelBus_SetAddress(uint32_t address);
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void ParallelBus_SetData(uint32_t data);
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void ParallelBus_SetCS(bool high);
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void ParallelBus_SetOE(bool high);
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void ParallelBus_SetWE(bool high);
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void ParallelBus_SetAddressDir(uint32_t outputs);
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void ParallelBus_SetDataDir(uint32_t outputs);
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void ParallelBus_SetCSDir(bool output);
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void ParallelBus_SetOEDir(bool output);
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void ParallelBus_SetWEDir(bool output);
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void ParallelBus_SetAddressPullups(uint32_t pullups);
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void ParallelBus_SetDataPullups(uint32_t pullups);
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void ParallelBus_SetCSPullup(bool pullup);
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void ParallelBus_SetOEPullup(bool pullup);
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void ParallelBus_SetWEPullup(bool pullup);
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uint32_t ParallelBus_ReadAddress(void);
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uint32_t ParallelBus_ReadData(void);
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bool ParallelBus_ReadCS(void);
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bool ParallelBus_ReadOE(void);
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bool ParallelBus_ReadWE(void);
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void ParallelBus_WriteCycle(uint32_t address, uint32_t data);
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uint32_t ParallelBus_ReadCycle(uint32_t address);
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void ParallelBus_Read(uint32_t startAddress, uint32_t *buf, uint16_t len);
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#endif /* HAL_PARALLEL_BUS_H_ */
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