1. General Description
This Flash ROM-Based 8-bit micro-controller uses a fully
static CMOS technology process to achieve higher speed
and smaller size with the low power consumption and
high noise immunity. On chip memory includes 4K words
of ROM, 256 bytes of EEPROM and 192 bytes of static
RAM.
2. Features
The followings are some of the features on the
hardware and software:
Fully CMOS static design
8-bit data bus
On chip FLASH ROM size: 4.0 K words
Internal RAM size: 192 bytes
Internal EEPROM size: 256 bytes
37 single word instructions
14-bit instructions
8-level stacks
Operating voltage: 2.5 V ~ 5.5 V (PEDH Disable)
4.5 V ~ 5.5 V (PEDH Enable)
Operating frequency: DC ~ 20 MHz
The most fast execution time is 200 ns under 20
MHz in all single cycle instructions except the
branch instruction
Addressing modes include direct, indirect and
relative addressing modes
Power-on Reset
Power edge-detector Reset
Sleep Mode for power saving
Capture, Compare, PWM module
7 interrupt sources:
-External INT pin
-TMR0 timer, TMR1 timer, TMR2 timer
-A/D conversion completion
-Port B<7:4> interrupt on change
-CCP1
A/D converter module:
-5/7 analog inputs multiplexed into one A/D
converter
-8-bit resolution
TMR0: 8-bit timer/counter
TMR1: 16-bit timer/counter
TMR2: 8-bit timer
5 types of oscillator can be selected by
programming option:
IRC Internal 16MHz RC oscillator
RC Low cost RC oscillator
LFXT Low frequency crystal oscillator
XTAL Standard crystal oscillator
HFXT High frequency crystal oscillator
On-chip RC oscillator based Watchdog Timer
(WDT)
22/24/26/28 I/O pins with their own independent
direction control
PINS I/O OSC AD CH
MDT14F201S11 28 24
MDT14F201K11 28 24
MDT14F201P11 32 28
MDT14F201LQ11 32 28
IRC
16M 7
PINS I/O OSC AD CH
MDT14F201S12 28 22
MDT14F201K12 28 22
MDT14F201P12 32 26
MDT14F201LQ12 32 26
HF,
XT,
RC,
LF
5
3. Applications
The application areas of this MDT14F201 range from
appliance motor control and high speed auto-motive to
low power remote transmitters/receivers, pointing
devices, and telecommunications processors, such as
Remote controller, small instruments, chargers, toy,
automobile and PC peripheral … etc.