Sony HB-75D (MSX1) (Made in 1984)


*ROM : Total   48KB

 MSX1.ROM     -->> MSX BIOS & BASIC Version 1.0
 (Slot  No. 0 : 0000-7FFF,   32KB)

 INTERNAL.ROM -->> Internal software (Personal Databank with schedule,memo/address)
 (Slot  No. 0 : 8000-BFFF,   16KB)


*RAM : Total   80KB

 Main  :   64KB (Main Program) (Slot  No. 2 : 0000-FFFF)

 Video :   16KB (Video Screen) (I/O Address : &H98-&H9F)


*Cartridge Slot : 2 Slots (Slot  No. 1 & Slot  No. 3)


*Joystick : Joystick Ports 2ea


