49 lines
1.1 KiB
Plaintext
49 lines
1.1 KiB
Plaintext
//
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// exSID.h
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// A simple I/O library for exSID USB - interface header file
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//
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// (C) 2015-2016 Thibaut VARENE
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// License: GPLv2 - http://www.gnu.org/licenses/gpl-2.0.html
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//
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/**
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* @file
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* libexsid interface header file.
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*/
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#ifndef exSID_h
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#define exSID_h
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdint.h>
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#define XS_VERSION "1.3pre"
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/* Chip selection values for exSID_chipselect() */
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enum {
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XS_CS_CHIP0, ///< 6581
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XS_CS_CHIP1, ///< 8580
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XS_CS_BOTH, ///< Both chips. @warning Invalid for reads: unknown behaviour!
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};
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// public interface
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int exSID_init(void);
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void exSID_exit(void);
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void exSID_reset(uint_least8_t volume);
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uint16_t exSID_hwversion(void);
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void exSID_chipselect(int chip);
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void exSID_delay(uint_fast32_t cycles);
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void exSID_polldelay(uint_fast32_t cycles);
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void exSID_clkdwrite(uint_fast32_t cycles, uint_least8_t addr, uint8_t data);
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uint8_t exSID_clkdread(uint_fast32_t cycles, uint_least8_t addr);
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#define exSID_write(addr, data) exSID_clkdwrite(0, addr, data)
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#define exSID_read(addr) exSID_clkdread(0, addr)
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#ifdef __cplusplus
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}
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#endif
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#endif /* exSID_h */
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