User’s Manual µPD780058, 780058Y Subseries 8-B.
NEC Electronics
UPD780058BYA - (User Manual) 8-Bit Single-Chip Microcontroller
User’s Manual µPD780058, 780058Y Subseries 8-Bit Single-Chip Microcontrollers µPD780053 µPD780054 µPD780055 µPD780056 µPD780058 µPD780058B µPD78F005.