MDT10P55B Datasheet, PDF (3/11 Pages) List of Unclassifed Manufacturers – MDT10P55B

6. Memory Map
(A) Register Map
Address
00
01
02
03
04
06
07
08~1F
30~3F
50~5F
70~7F
Description
Indirect Addressing Register
RTCC
PC
STATUS
MSR
Port B
Port C
General purpose registers
(1)IAR ( Indirect Address Register) : R0
(2) RTCC (Real Time Counter/Counter Register) : R1
(3) PC (Program Counter) : R2
Write PC, CALL --- always 0
JUMP --- from instruction word
RTWI, RET --- from STACK
A9
A8
A7~A0
Write PC, JUMP, CALL --- from STATUS b5
RTWI, RET --- from STACK
Write PC --- from ALU
JUMP, CALL --- from instruction word
RTWI, RET --- from STACK
MDT10P55B
This specification are subject to be changed without notice. Any latest information please preview
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P. 3
2005/6 Ver. 1.2