MDT2051 Ver la hoja de datos (PDF) - Micon Design Technology Corporation
Número de pieza
componentes Descripción
Fabricante
MDT2051 Datasheet PDF : 13 Pages
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Register
Address
Power-On Reset,
Power range detector
Reset
/MCLR or WDT Reset
PORT B
06h
xxxx xxxx
uuuu uuuu
ADS0
08h
00-0 0000
00-0 0000
ADRES
09h
xxxx xxxx
uuuu uuuu
INTS
0Bh
0000 0001
0000 000u
TMR
81h
1111 1111
1111 1111
CPIOA
85h
- - -1 1111
- - -1 1111
CPIOB
86h
1111 1111
1111 1111
PSTA
87h
- - - - - -qq
- - - - - -uu
ADS1
88h
- - - - - -00
- - - - - -00
Note : u＝unchanged, x＝unknown, - ＝unimplemented, read as “0”
#＝value depends on the condition of the following table
MDT2051
Wake-up from SLEEP
uuuu uuuu
uu-u uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
- - -u uuuu
uuuu uuuu
- - - - --uu
- - - - --uu
Condition
/MCLR reset (not during SLEEP)
/MCLR reset during SLEEP
WDT reset (not during SLEEP)
WDT reset during SLEEP
Power on reset
Power range-detector Reset
Status: bit 4
u
1
0
0
1
1
Status: bit 3
u
0
1
0
1
1
Status: bit 1
1
1
1
1
0
1
Status: bit 0
1
1
1
1
X
0
8. Instruction Set :
Instruction Code
010000 00000000
010000 00000001
010000 00000010
010000 00000011
010000 00000100
010000 00000rrr
010001 1rrrrrrr
011000 trrrrrrr
111010 iiiiiiii
010111 trrrrrrr
Mnemonic
Operands
NOP
CLRWT
SLEEP
TMODE
RET
CPIO R
STWR R
LDR R, t
LDWI I
SWAPR R, t
Function
No operation
Clear Watchdog timer
Sleep mode
Load W to TMODE register
Return from subroutine
Control I/O port register
Store W to register
Load register
Load immediate to W
Swap halves register
Operating
None
0→WT
0→WT, stop OSC
W→TMODE
Stack→PC
W→CPIO r
W→R
R→t
I→W
[R(0~3) ↔R(4~7)]
→t
Status
TF, PF
TF, PF
None
None
None
None
Z
None
None
This specification are subject to be changed without notice. Any latest information please preview
http;//www.mdtic.com.tw
P. 8
2005/6 Ver. 1.9
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