void backup_flash()
{
int ret;
volatile u16 *read_addr=(volatile u16 *)0x22000000;
volatile u16 *write_addr=(volatile u16 *)0x20200000;
u32 i;
flash_info_struct flash_info;
vdp_start_draw_list();
vdp_end_draw_list();
if ((ret = ar_init_flash_io(&flash_info)) != IAPETUS_ERR_OK)
{
if (!ar_handle_detect_error(ret))
return;
}
for (i = 0; i < 0x40000; i++)
write_addr[i] = read_addr[i];
vdp_printf(&main_font, 8, 3 * 8, 0xF, "Firmware ready to download. Set your");
vdp_printf(&main_font, 8, 4 * 8, 0xF, "Commlink utility to download data from");
vdp_printf(&main_font, 8, 5 * 8, 0xF, "LWRAM(0x00200000 to 0x00240000)");
vdp_printf(&main_font, 8, 6 * 8, 0xF, "Press any button to exit.");
commlink_start_service();
wait_for_press(-1);
commlink_stop_service();
}
BOOL ar_handle_detect_error(int err)
{
char text[128];
u16 press;
u16 vendor_id, device_id;
if (err == IAPETUS_ERR_HWNOTFOUND)
sprintf(text, "HW not found.");
else if(err == IAPETUS_ERR_UNSUPPORTED)
sprintf(text, "HW not supported.");
else
sprintf(text, "Unknown error.");
vdp_printf(&main_font, 8, 8, 0xF, "Error detecting cart. %s", text);
ar_get_product_id(&vendor_id, &device_id);
vdp_printf(&main_font, 8, 16, 0xF, "HW ID: %04X %04X", vendor_id, device_id);
press=wait_for_press(-1);
if (err != IAPETUS_ERR_UNSUPPORTED)
return FALSE;
if (press & PAD_A && press & PAD_B && press & PAD_C)
{
vdp_vsync();
vdp_clear_screen(&main_font);
return TRUE;
}
return FALSE;
}
int main(void)
{
union uKeyRoster scan;
init();
while (1)
{
wait_for_press();
// Result is stored in prev_keys & keys and hopefully keys2
SET_LED_1();
scan = pack_array( keys );
build_key_list ( keys );
if (isConfigured(MODE_SEND_ROSTER)==0) {
can_prep_button_roster_msg( &msg1, scan );
can_send_msg_no_wait( CAN_TRANSMIT_CHANNEL1, &msg1 );
}
if (isConfigured(MODE_SEND_PRESSED)==0) {
can_prep_button_pressed_msg( &msg2 );
can_send_msg_no_wait( CAN_TRANSMIT_CHANNEL2, &msg2 );
}
RESET_LED_1();
}
return(0);
}
void credits()
{
vdp_printf(&main_font, 8, 8, 0xF, "Copyright 2014 Pseudo Saturn Team");
vdp_printf(&main_font, 8, 2 * 8, 15, "http://github.com/cyberwarriorx/pseudosaturn");
vdp_printf(&main_font, 8, 10 * 8, 15, "Press any button to go back");
wait_for_press(-1);
vdp_clear_screen(&main_font);
}
//***** main *****************************************************
int main(void)
{
union uKeyRoster scan;
chip_init(); // Chip initialization
can_init(); /* Enables Mob0 for Reception! */
can_init_test_msg();
byte result = CANSTMOB;
send_test_msgs();
/* TEST A) Initial Board Alive test, call this below. Watch LEDs go.
led_test_pattern(); */
/* B) Enable Receive Interrupts and call Show_byte() in the ISR.
ALL CODE IS IN ISR() */
while (1) {};
while (1)
{
wait_for_press();
// Result is stored in prev_keys & keys and hopefully keys2
scan = pack_array( keys );
can_prep_button_roster_msg( &msg1, scan );
can_send_msg( 0, &msg1 );
show_byte( scan.array[0], 1 );
// result = CANEN2; // shows MOb n in use mob1 is staying "in use" after 1 can_tx()
// result = CANSTMOB; // shows TXOK or ERRs BERR staying on instead of TXOK
// result = CANGSTA; // shows TXOK or ERRs TXBSY blinking (retires?)
// result = 0x83;
// result = scan.array[0];
// show_byte( a, 1 );
// [0] upper nibble is front row
// [0] lower is top row
// [1] upper nibble is 2nd row
// [1] lower is 3rd row
// [2] upper nibble is 4th row
/* for (int j=0; j<4; j++)
{
show_result_toggle(result);
delay (one_second/2);
} */
}
return(0);
}
int start_game(snake psnake,food Tfood)
{
move_snake(psnake);
draw_snake(psnake);
//检测按键:当按键为Q/q时,返回-1
if(wait_for_press(psnake)==-1){
print_infowin("Quit Game!");
gameover(gamewin, "Quit Game!");
return -1;
}
//检测贪吃蛇状态:1.是否吃到食物;2.是否触碰自己或者边界.
if(check_snake(psnake,Tfood)<0){
gameover(gamewin,"GAME OVER!!!");
print_infowin("QUIT GMAE!");
return -1;
}
else
return 1;
}
int main(void) {
ONPIN(DDRB, IR_LED);
ONPIN(DDRB, ST_LED);
ONPIN(PORTB, ST_SW);
ONMASK(PORTD, MASK(SW1) | MASK(SW2) | MASK(SW3) | MASK(SW4) | MASK(SW5));
OFFMASK(DDRD, MASK(SW1) | MASK(SW2) | MASK(SW3) | MASK(SW4) | MASK(SW5));
_delay_ms(800);
// Pick a frequency
char hf = 0;
hf = GETPIN(PINB, ST_SW) == 0;
OFFPIN(PORTB, ST_SW);
ONPIN(PORTB, ST_LED);
_delay_ms(200);
OFFPIN(PORTB, ST_LED);
_delay_ms(200);
if (hf) {
ONPIN(PORTB, ST_LED);
_delay_ms(200);
OFFPIN(PORTB, ST_LED);
_delay_ms(200);
set_frequency_56(); // 56 khz
} else {
set_frequency_38(); //set the transmit frequency to 38KHz
}
while(1) {
wait_for_press();
ONPIN(PORTB, ST_LED);
send_start_bit();
unsigned char code = read_press();
code += IR_CODE_BASE;
send_command(181);
OFFPIN(PORTB, ST_LED);
}
}
int reflash_ar(font_struct *font, u8 *rom_addr, int ask_upload)
{
int ret;
volatile u16 *write_addr=(volatile u16 *)0x22000000;
u16 *read_addr=(u16 *)((u32)rom_addr | 0x20000000);
flash_info_struct flash_info;
int i;
vdp_start_draw_list();
vdp_end_draw_list();
for (;;)
{
start:
if ((ret = ar_init_flash_io(&flash_info)) != IAPETUS_ERR_OK)
{
if (!ar_handle_detect_error(ret))
return 1;
}
vdp_printf(font, 8, 8, 0xF, "Detected cart succesfully");
if (ask_upload)
{
vdp_printf(font, 8, 3 * 8, 0xF, "Please upload flash to 0x00200000 and");
vdp_printf(font, 8, 4 * 8, 0xF, "then press 'A' to continue. ");
vdp_printf(font, 8, 5 * 8, 0xF, "Press 'X' to exit.");
commlink_start_service();
if (wait_for_press(PAD_A | PAD_X) & PAD_X)
return 1;
commlink_stop_service();
if (strncmp((char *)read_addr, "SEGA SEGASATURN ", 16) != 0)
{
vdp_printf(font, 8, 7 * 8, 0xF, "Invalid or no ROM uploaded. ");
vdp_printf(font, 8, 8 * 8, 0xF, "Press 'A' to try again.");
wait_for_press(PAD_A);
vdp_clear_screen(font);
goto start;
}
}
vdp_printf(font, 8, 7 * 8, 0xF, "WARNING: Rewriting the flash may damage");
vdp_printf(font, 8, 8 * 8, 0xF, "your AR. Press A+B+C to continue.");
vdp_printf(font, 8, 9 * 8, 0xF, "Press 'X' to exit.");
for (;;)
{
vdp_vsync();
if (per[0].but_push & PAD_A &&
per[0].but_push & PAD_B &&
per[0].but_push & PAD_C)
break;
else if (per[0].but_push_once & PAD_X)
return 1;
}
vdp_printf(font, 8, 11 * 8, 0xF, "DO NOT TURN OFF YOUR SYSTEM");
vdp_printf(font, 8, 12 * 8, 0xF, "Erasing flash...");
ar_erase_flash_all(&flash_info);
vdp_printf(font, 17 * 8, 12 * 8, 0xF, "OK");
vdp_printf(font, 8, 13 * 8, 0xF, "Writing flash...");
font->transparent = FALSE;
for (i = 0; i < flash_info.num_pages; i++)
{
vdp_printf(font, 17 * 8, 13 * 8, 0xF, "%d%% ", (i+1) * 100 / flash_info.num_pages);
ar_write_flash(&flash_info, write_addr+(i*flash_info.page_size), read_addr+(i*flash_info.page_size), 1);
}
vdp_printf(font, 17 * 8, 13 * 8, 0xF, "OK ");
font->transparent = TRUE;
vdp_printf(font, 8, 14 * 8, 0xF, "Verifying flash...");
ret = ar_verify_write_flash(&flash_info, write_addr, read_addr, flash_info.num_pages);
vdp_printf(font, 19 * 8, 14 * 8, 0xF, ret ? "OK" : "FAILED");
if (ret)
{
vdp_printf(font, 8, 15 * 8, 0xF, "SUCCESS! Press reset to finish.");
goto done;
}
vdp_printf(font, 8, 15 * 8, 0xF, "Failed flashing AR. Press a 'A' to");
vdp_printf(font, 8, 16 * 8, 0xF, "retry or 'X' to exit");
if (wait_for_press(PAD_A | PAD_X) & PAD_X)
return 0;
vdp_clear_screen(font);
}
done:
wait_for_press(PAD_A);
return 1;
}
