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#include <EEPROM.h>
// save current machine pos to EEPROM
void pos_to_eeprom()
{
unsigned int addr = 0;
Serial.println("saving pos to EEPROM");
for (byte ax=0;ax<max_ax;ax++)
{
byte b=(pos[ax] & 0xff000000) >> 24; //HSB first
EEPROM.write(addr, b);addr++;
b=(pos[ax] & 0x00ff0000) >> 16;
EEPROM.write(addr, b);addr++;
b=(pos[ax] & 0x0000ff00) >> 8;
EEPROM.write(addr, b);addr++;
b=(pos[ax] & 0x000000ff);
EEPROM.write(addr, b);addr++;
}
}
// load last machine pos from EEPROM on startup
void pos_from_eeprom()
{
Serial.println("loading pos from EEPROM");
Serial.println("pos loaded:");
unsigned int addr = 0;
int result;
for (byte ax=0;ax<max_ax;ax++)
{
result=EEPROM.read(addr)<<24;
addr++;
result=result | (EEPROM.read(addr)<<16);
addr++;
result=result | (EEPROM.read(addr)<<8);
addr++;
result=result | (EEPROM.read(addr));
addr++;
pos[ax]=result;
}
print_positions();
}