ref: 756e800fc10c88e4f9b3b9dc31928714184a9ea0
dir: /fns.h/
#include <stdint.h> uint16_t memread(uint32_t); void memwrite(uint32_t, uint16_t, uint16_t); int z80step(void); uint8_t z80read(uint16_t); void z80write(uint16_t, uint8_t); uint8_t z80in(uint8_t); void z80out(uint8_t, uint8_t); void flush(void); void audioout(void); void vdpmode(void); void vdpctrl(uint8_t); void vdpdata(uint8_t); void vdpstep(void); uint8_t vdpstatus(void); uint8_t vdpdataport(void); uint8_t vdphcounter(void); uint8_t vdpvcounter(void); void cramwrite(uint16_t, uint8_t);