//test_iox.c #include #include #include #include "test_iox.h" #include #include "conio.c" #define redbus 0x0300 #define IOXID 0x03 Iox* expand; int* output; void main() { rb_set_window((void*)redbus); rb_enable(); expand = (Iox*)redbus; rb_map_device(IOXID); expand->out = 0; output = (int*)expand->in; conprint(strinv("Huzzah, inverted text!"), 0, 0, 3); }