Datasheet Summary
FEELING TECHNOLOGY
Devices Included in this Data Sheet:
‧ FM8P54E/56E : EPROM devices ‧ FM8P54/56 : Mask ROM devices
FM8P54/56
EPROM/ROM-Based 8-Bit Microcontroller Series
Features
‧ Only 42 single word instructions ‧ All instructions are single cycle except for program branches which are two-cycle ‧ 13-bit wide instructions .. ‧ All ROM/EPROM area GOTO instruction ‧ All ROM/EPROM area subroutine CALL instruction ‧ 8-bit wide data path ‧ 5-level deep hardware stack ‧ Operating speed: DC-20 MHz clock input DC-100 ns instruction cycle Device FM8P54/54E FM8P56/56E Pins # 18 18 I/O # 12 12 EPROM/ROM (Byte) 512 1K RAM (Byte) 49 49
‧ Direct, indirect addressing modes for...