MDT10P55A1P Datasheet, PDF (6/11 Pages) List of Unclassifed Manufacturers – 8-bit micro-controller

(B) Program Memory
MDT10P55
Address
000-3FF
000
Description
Program memory
The starting address of power on, external reset or WDT time-out reset.
8. Reset Condition for all Registers
Register
IAR
RTCC
PC
STATUS
MSR
PORT B
PORT C
Address
00h
01h
02h
03h
04h
06h
07h
Power-On Reset
xxxx xxxx
xxxx xxxx
0000 0000
0001 1xxx
110x xxxx
--xx xxxx
--xx xxxx
/MCLR Reset
uuuu uuuu
uuuu uuuu
0000 0000
#00# #uuu
110u uuuu
--uu uuuu
--uu uuuu
WDT Reset
uuuu uuuu
uuuu uuuu
0000 0000
#00# #uuu
11uu uuuu
--uu uuuu
--uu uuuu
Note : u unchanged, x unknown, - unimplemented, read as “0”
# value depends on the condition of the following table
Condition
/MCLR reset (not during SLEEP)
/MCLR reset during SLEEP
WDT reset (not during SLEEP)
WDT reset during SLEEP
Wake-up from SLEEP on pin change
Status: bit 7
0
0
0
0
1
Status: bit 4
u
1
0
0
1
Status: bit 3
u
0
1
0
0
9. Instruction Set :
Instruction Code
010000 00000000
010000 00000001
010000 00000010
010000 00000011
010000 00000100
010000 00000rrr
Mnemonic
Operands
NOP
CLRWT
SLEEP
TMODE
RET
CPIO R
Function
No operation
Clear Watchdog timer
Sleep mode
Load W to TMODE register
Return
Control I/O port register
Operating
None
0 WT
0 WT, stop OSC
W TMODE
Stack PC
W CPIO r
Status
TF, PF
TF, PF
None
None
None
This specification are subject to be changed without notice. Any latest information please preview
http;//www.mdtic.com.tw
P. 6
2003/5 Ver. 1.2