产品描述：
FM8PE59AE : 28-pin EPROM device
FM8PE59BE : 32-pin EPROM device
FM8PE59A : 28-pin Mask ROM device
FM8PE59B : 32-pin Mask ROM device
only 49 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/FGOTO instruction
All ROM/EPROM area subroutine CALL/FCALL instruction
8-bit wide data path
5-level deep hardware stack
4K x 13 bits on chip EPROM/ROM
144 x 8 bits on chip general purpose registers (SRAM)
Operating speed: DC-20 MHz clock input
DC-100 ns instruction cycle
Direct, indirect addressing modes for data accessing
One 8-bit real time clock/counter (Timer0) with 8-bit programmable prescaler
One 8-bit real time clock/counter (Timer1) with 2-bit programmable prescaler and period setting
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 control
Three I/O ports IOA, IOB and IOC with independent direction control
16 soft-ware control pull-high pins: Port B/Port C
8 soft-ware control pull-down pins:IOA0~A3/IOB0~B3
2 soft-ware control open-drain pins: IOC6/IOC7
IR output channel with programmable frequency and duty cycle
Serial Peripheral Interface (SPI)
Four internal interrupt source: Timer0 overflow, Timer1 match, IROUT, and SPI module; Two external interrupt
source: INT0 pin, and INT1 pin
Wake-up from SLEEP by Port B/IOC4/IOC5 input falling
Power saving SLEEP mode
Programmable Code Protection
Selectable oscillator options:
- ERC: External Resistor/Capacitor Oscillator
- XT: Crystal/Resonator Oscillator
- HF: High Frequency Crystal/Resonator Oscillator
- LF: Low Frequency Crystal Oscillator
- IRC: Internal Resistor/Capacitor Oscillator
Wide-operating voltage range:
- EPROM : 2.3V to 5.5V
- ROM : 2.3V to 5.5V