Aaeon NanoCOM-U15 Manual page 41

C O M E x p r e s s M o d u l e
char option_var='x';
//device ID(smbus):6Eh,index:03h data:03h
outportb(SMBus_Port+0x04,0x6E);
outportb(SMBus_Port+0x02,0x54);
outportb(SMBus_Port+0x03,0x00);
outportb(SMBus_Port+0x05,0x03);
outportb(SMBus_Port+0x06,0x03);
outportb(SMBus_Port+0x00,0x08);
outportb(SMBus_Port+0x01,0x0F);
outportb(SMBus_Port+0x00,0x12);
delay(5);
delay(5) ;
delay(5) ;
delay(5) ;
delay(5) ;
delay(5) ;
delay(5) ;
delay(5) ;
Appendix A Programming the Watchdog Timer A-3
N a n o C O M - U 1 5