MDT10P74BB Datasheet, PDF (5/24 Pages) Micon Design Technology Corporation – 8-bit micro-controlle

Address
18
19
1F
A0~FF
Description
TXSC
BRREG
ADS1
General purpose register
MDT10P74(BB)
(1) IAR (Indirect Address Register): R00
(2) RTCC (Real Time Counter/Counter Register): R01
(3) PC (Program Counter): R02, R0A
Write PC --- from PCHLAT
Write PC --- from PCHLAT
LJUMP, LCALL --- from instruction word
RTWI, RET --- from STACK
A11
A10~A8
A7~A0
Write PC --- from ALU
LJUMP, LCALL --- from instruction word
RTWI, RET, RTFI --- from STACK
(4) STATUS (Status register): R03
Bit Symbol
0
C
Carry bit
1
HC
Half Carry bit
2
Z
Zero bit
3
/PF
Power down bit
4
/TF
WDT timer overflow bit
5
RBS0 Register Bank select bit
0: 00h~7Fh (Bank0)
1: 80h~FFh (Bank1)
7~6
--
General purpose bit
Function
This specification are subject to be changed without notice. Any latest information
please preview http;//www.mdtic.com.tw
P. 5
2010/10 Ver. 1.8