41 lines
1 KiB
C++
41 lines
1 KiB
C++
// (C) 2018-2023 by Folkert van Heusden
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// Released under MIT license
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#pragma once
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#include <stdint.h>
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#include <stdio.h>
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#include <string>
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#define TM_11_MTS 0172520 // status register
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#define TM_11_MTC 0172522 // command register
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#define TM_11_MTBRC 0172524 // byte record counter
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#define TM_11_MTCMA 0172526 // current memory address register
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#define TM_11_MTD 0172530 // data buffer register
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#define TM_11_MTRD 0172532 // TU10 read lines
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#define TM_11_BASE TM_11_MTS
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#define TM_11_END (TM_11_MTRD + 2)
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class memory;
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class tm_11
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{
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private:
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memory *const m { nullptr };
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uint16_t registers[6] { 0 };
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uint8_t xfer_buffer[65536];
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int offset { 0 };
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FILE *fh { nullptr };
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public:
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tm_11(const std::string & file, memory *const m);
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virtual ~tm_11();
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void reset();
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uint8_t readByte(const uint16_t addr);
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uint16_t readWord(const uint16_t addr);
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void writeByte(const uint16_t addr, const uint8_t v);
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void writeWord(const uint16_t addr, uint16_t v);
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};
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