Apple1-esp/apple1.ino

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Arduino
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#include <stdarg.h>
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#include <r65emu.h>
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#include <SPI.h>
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#if defined(USE_UTFT)
//#include <UTFT.h>
#elif defined(USE_ESPI)
#include <TFT_eSPI.h>
#endif
#if defined(USE_SD)
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#include <SD.h>
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#elif defined(USE_SPIFFS)
#include <FS.h>
#include <SPIFFS.h>
#elif defined(ESP8266)
#include <FS.h>
#endif
#if defined(SPIRAM_CS)
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#include <SpiRAM.h>
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#endif
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#include <r6502.h>
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#include "pia.h"
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#include "io.h"
#include "config.h"
#if defined(KRUSADER)
#include "roms/krusader6502.h"
prom b(krusader6502, sizeof(krusader6502));
#else
#include "roms/basic.h"
#include "roms/monitor.h"
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prom b(basic, sizeof(basic));
prom m(monitor, sizeof(monitor));
#endif
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ram pages[RAM_SIZE / 1024];
io io;
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r6502 cpu(memory);
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const char *filename;
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void reset() {
bool sd = hardware_reset();
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io.reset();
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if (sd)
io.tape.start(PROGRAMS);
else
io.status("No SD Card");
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}
void setup() {
Serial.begin(115200);
hardware_init(cpu);
for (unsigned i = 0; i < RAM_SIZE; i += 1024)
memory.put(pages[i / 1024], i);
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#if defined(SPIRAM_CS)
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memory.put(sram, SPIRAM_BASE, SPIRAM_EXTENT);
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#endif
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memory.put(io, 0xd000);
#if defined(KRUSADER)
memory.put(b, 0xe000);
#else
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memory.put(b, 0xe000);
memory.put(m, 0xff00);
#endif
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reset();
}
void loop() {
if (ps2.available()) {
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unsigned scan = ps2.read2();
byte key = scan & 0xff;
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if (is_down(scan))
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io.down(key);
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else
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switch (key) {
case PS2_F1:
reset();
break;
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case PS2_F2:
filename = io.tape.advance();
io.status(filename);
break;
case PS2_F3:
filename = io.tape.rewind();
io.status(filename);
break;
case PS2_F4:
io.load();
break;
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case PS2_F6:
io.status(checkpoint(io.tape, PROGRAMS));
break;
case PS2_F7:
if (filename)
restore(io.tape, PROGRAMS, filename);
break;
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default:
io.up(key);
break;
}
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} else if (!cpu.halted())
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cpu.run(CPU_INSTRUCTIONS);
}