Zack Buhman
511bfd1d0c
This is now provided by default in saturn/common.mk. Also updates moved header names, changed bit macro names, and changes to the common.mk build process.
31 lines
989 B
C++
31 lines
989 B
C++
#include <stdint.h>
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#include "scsp.h"
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extern void * _sine_start __asm("_binary_sine_44100_s16be_1ch_1sec_pcm_start");
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void main()
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{
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for (long i = 0; i < 807; i++) { asm volatile ("nop"); } // wait for (way) more than 30µs
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scsp.reg.ctrl.MIXER = MIXER__MEM4MB | MIXER__MVOL(0xf);
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const uint32_t sine_start = reinterpret_cast<uint32_t>(&_sine_start);
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scsp_slot& slot = scsp.reg.slot[0];
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slot.LOOP = 0;
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slot.LOOP |= LOOP__KYONEX;
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// start address (bytes)
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slot.SA = SA__KYONB | SA__LPCTL__NORMAL | SA__SA(sine_start); // kx kb sbctl[1:0] ssctl[1:0] lpctl[1:0] 8b sa[19:0]
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slot.LSA = 0; // loop start address (samples)
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slot.LEA = 44100; // loop end address (samples)
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slot.EG = EG__AR(0x1f) | EG__EGHOLD; // d2r d1r ho ar krs dl rr
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slot.FM = 0; // stwinh sdir tl mdl mdxsl mdysl
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slot.PITCH = PITCH__OCT(0) | PITCH__FNS(0); // oct fns
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slot.LFO = 0; // lfof plfows
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slot.MIXER = MIXER__DISDL(0b101); // disdl dipan efsdl efpan
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slot.LOOP |= LOOP__KYONEX;
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}
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