drwxr-xr-x 2 1011 1014 8 Jan 31 2023 . drwxr-xr-x 9 1011 1014 9 Aug 31 2023 .. -r--r--r-- 1 1011 1014 7588235 Jan 31 2023 1985_Hitachi_CMOS_8-Bit_Microcomputer_HD64180_198503.pdf -r--r--r-- 1 1011 1014 11807615 Sep 5 2017 1988_U77_HD64180_8-Bit_Microprocessor_Hardware_Manual.pdf -r--r--r-- 1 1011 1014 26107101 Jun 27 2017 1989_U16_Hitachi_HD64180S_NPU_Hardware_Manual.pdf -r--r--r-- 1 1011 1014 10914491 Jul 6 2017 HD64180Z_Hardware_Manual_4th_Ed.pdf -r--r--r-- 1 1011 1014 6636164 Aug 25 2013 HD64180_Users_Manual_Oct85.pdf -r--r--r-- 1 1011 1014 9635829 Aug 25 2013 Hitachi_HD64180_Data_Book_Feb85.pdf