EPROM/ROM-Based 8-Bit Microcontroller
FEELING TECHNOLOGY
FM8PE54/E56
EPROM/ROM-Based 8-Bit Microcontroller Series
Devices Included in this Data Sheet:
‧ FM...
Description
FEELING TECHNOLOGY
FM8PE54/E56
EPROM/ROM-Based 8-Bit Microcontroller Series
Devices Included in this Data Sheet:
‧ FM8PE54E/E56E : EPROM devices ‧ FM8PE54/E56 : Mask ROM devices
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
Pins # I/O # EPROM/ROM (Word) RAM (Byte)
FM8PE54/E54E 18
16
512
49
FM8PE56/E56E 18
16
1K
49
‧ Direct, indirect addressing modes for data accessing ‧ 8-bit real time clock/counter (Timer0) with 8-bit programmable prescaler ‧ Internal Power-on Reset (POR) ‧ Built-in Low Voltage Detector (LVD) for Brown-out Reset (BOR) ‧ Power-up Reset Timer (PWRT) and Oscillator Start-up Timer(OST) ‧ On chip Watchdog T...
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