FM8P51
EPROM/ROM-Based 8-Bit Microcontroller
This datasheet contains new product information. Feeling Technology reserves the rights to modify the product specification without notice.
No liability is assumed as a result of the use of this product. No rights under any patent accompany the sales of the product.
Rev1.2 Mar 15, 2005
P.1/FM8P51
FEELING
TECHNOLOGY
Devices Included in this Data Sheet:
‧
FM8P51E : EPROM device
‧
FM8P51 : Mask ROM device
FEATURES
‧
Only 47 single word instructions
‧
All instructions are single cycle except for program branches which are two-cycle
‧
13-bit wide instructions
‧
8-bit wide data path
‧
5-level deep hardware stack
‧
4K x 13 bits on chip EPROM/ROM
‧
140 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
‧
Three 8-bit real time clock/counter (Timer1, Timer2, and Timer3) with 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
‧
Five I/O ports (38 I/O pins) with independent direction control
‧
32 programmable pull-high input pins
‧
12 wake-up pins
‧
2 open-drain pins
‧
2 R-option pins
‧
Clock output with high driving ability
‧
19 channels of 15-bit resolution Resistor to Frequency Converter (RFC) output
‧
2 channels of maximum 10-bit resolution Pulse Width Modulation (PWM) output
‧
Built-in 8-bit data comparator
‧
Seven internal interrupt source: Timer0 overflow, Timer1 match, Timer2 match, Timer3 match, SPI module
(Receive & Transmit), RFC module; One external interrupt source: INT pin change
‧
Wake-up from SLEEP by port input change
‧
Power saving SLEEP mode
‧
Programmable Code Protection
‧
Built-in RC oscillator with external resistor
‧
Selectable oscillator options:
- ERC: External Resistor/Capacitor Oscillator
- ERIC: External Resistor/Internal Capacitor Oscillator
- HF: High Frequency Crystal/Resonator Oscillator
- LF: Low Frequency Crystal Oscillator
‧
Wide-operating voltage range:
- EPROM : 2.3V to 5.5V
- ROM : 2.3V to 5.5V