I think it's a typo from japanese. I think 'register' and 'resistor' can be written the same or very similar in katakana ( レジスター ) and it can be confusing. So

I think it's a typo from japanese. I think 'register' and 'resistor' can be written the same or very similar in katakana ( レジスター ) and it can be confusing. So it's resistor.