FM8PB53B

FEELING TECHNOLOGY FM8PB53B OTP-Based 8-Bit Microcontroller Devices Included in this Data Sheet:  FM8PB53B : OTP device FEATURES  Only 42 single word instructions  All instructions are single cycle except for program branches which are two-cycle  13-bit wide instructions  All OTP area GOTO instruction  All OTP 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 # OTP (Word) RAM (Byte) FM8PB53B 14 12 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 Timer (WDT) with internal oscillator for reliable operation and soft-ware watch-dog enable/disable contr...