MDT2051 Datasheet, PDF (3/14 Pages) List of Unclassifed Manufacturers – 8-bit micro-controller uses a fully static CMOS design technology

Address
06
07
08
CPIO B
PSTA
ADS1
Description
(1)IAR ( Indirect Address Register) : R00
(2)RTCC (Real Time Counter/Counter Register) : R01
(3) PC (Program Counter) : R02,R0A
Write PC --- from PCH
LJUMP, LCALL --- from instruction word
RTIW, RET,RTFI --- from STACK
A9
A8
A7~A0
Write PC --- from ALU
LJUMP, LCALL --- from instruction word
RTIW, RET, RTFI --- from STACK
(4) STATUS (Status register) : R03
Bit
Symbol
Function
0
C
Carry bit
1
HC
Half Carry bit
2
Z
Zero bit
3
PF
Power down Flag bit
4
TF
WDT Timer overflow Flag bit
5
RBS0
Register Bank Select bit :
0 : 00H --- 7FH
1 : 80H --- FFH
7~6
General purpose bit
MDT2051
This specification are subject to be changed without notice. Any latest information please preview
http;//www.mdtic.com.tw
P. 3
2004/1 Ver. 1.8