MDT10P158
1. General Description
 This ROM-Based 8-bit micro-controller uses a fully static CMOS technology process to achieve high speed, small size, the low power
and high noise immunity.  
On chip memory includes 2K words EPROM and 80 bytes 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 EPROM size : 2 K words  
? Internal RAM size : 80 bytes
(73 general purpose registers,  
7 special registers)
? 36 single word instructions
? 14-bit instructions
? 2-level stacks
? Operating voltage : 2.3 V ~ 5.5 V
? Internal RC 4MHz frequency  
? Addressing modes include direct,
indirect and relative addressing modes
? Power-on Reset (POR)
? 4 types of power edge-detector reset:
1.8v , 2.1v , always enable 1.8v and
Disable
? Sleep Mode for power saving
? 2 oscillator start-up time can be
selected by programming option：
150 μs,20ms
? 8-bit real time clock/counter(RTCC) with 8-bit programmable prescaler
? On-chip RC oscillator based Watchdog Timer(WDT) 
? 12 I/O pins own independent direction control.
? 12 I/O pins own independent weak pull-high and can be enabled by software.
? WDT can be enabled by software if   WDT Disable is selected in user option.
 
3. Applications
The application areas of this MDT10P158 range from appliance motor control and high speed automotive to low power remote transmitters /receivers, pointing devices, and telecommunications processors, such as Remote controller, small instruments, chargers, toy, automobile and PC peripheral … etc.