MTU420 데이터 시트보기 (PDF) - Myson Century Inc
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MTU420 Datasheet PDF : 11 Pages
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MYSON
TECHNOLOGY
MTU420
Instruction
DAA* Rx
DAA* @HL
LDL Rx,@HL
DAS
DAS* Rx
DAS* @HL
MSC Rx
MAF Rx
LDA
LDA
MRW
MWR
JB0
JB1
JB2
JB3
JNZ
JNC
JZ
JC
JMP
CALL
Rx
@HL
Ry,Rx
Rx,Ry
X
X
X
X
X
X
X
X
X
X
RTS
SCC S,X
LCD Ly,@HL
SMS X
FAST
SLOW
TMS C,X
Machine Code
0101 0110 0XXX XXXX
0101 0111 0000 0000
0101 1000 0XXX XXXX
0101 1100 0000 0000
0101 1110 0XXX XXXX
0101 1111 0000 0000
0110 0000 0XXX XXXX
0110 0010 0XXX XXXX
0110 1110 1XXX XXXX
0110 1111 1000 0000
0111 0YYY YXXX XXXX
0111 1YYY YXXX XXXX
1000 0XXX XXXX XXXX
1000 1XXX XXXX XXXX
1001 0XXX XXXX XXXX
1001 1XXX XXXX XXXX
1010 0XXX XXXX XXXX
1010 1XXX XXXX XXXX
1011 0XXX XXXX XXXX
1011 1XXX XXXX XXXX
1100 0XXX XXXX XXXX
1100 1XXX XXXX XXXX
1101 0000 0000 0000
1101 0010 0000 SXXX
1101 100L LLLL 0000
1110 0000 000X XXXX
1110 0010 0000 0000
1110 0011 0000 0000
1110 010C CCXX XXXX
Function
Flag/Remark
(AC),(Rx) • BCD(AC)
CF
(AC),(@HL) • BCD(AC)
CF
(Ry)
• L(T@HL)
(AC)
• BCD(AC)
CF
(AC),(Rx) • BCD(AC)
CF
(AC),(@HL) • BCD(AC)
CF
(AC),(Rx) • STS3
B0: SCF4(INT)
B1: SCF5(TMR)
B2: PH15
B3: SCF7(PDV)
(AC),(Rx) • STS1
TF2: AC=0
TF3: CF
(AC)
• (Rx)
(AC)
• (HL)
(AC),(Ry) • (Rx)
(AC),(Rx) • (Ry)
(PC)
•X
if (AC0) = 1
(PC)
•X
if (AC1) = 1
(PC)
•X
if (AC2) = 1
(PC)
•X
if (AC3) = 1
(PC)
•X
(PC)
•X
if (AC) ≠ 0
if (CF) = 0
(PC)
•X
if (AC) = 0
(PC)
•X
if (CF) = 1
(PC)
•X
(STACK)
(PC)
• (PC)+1
•X
(PC)
• (STACK)
CALL Return
(PC)
(AC)
CF
• (STACK)
• (ACR)
• CFR
INT Return
CF
S
1
0
Port select
S port
M port
X2,X1,X0
100
010
001
Port(M)-CK
PH6
PH8
PH10
Ly
• ((T@HL) => decoder) Ly=000- No Use
SEF4
SEF0-3
• X4
• X0-3
M1-4 Enable
S1-4 Enable
SCLK --> HIGH SPEED CLOCK
SCLK --> LOW SPEED CLOCK
TIMER
• X0-5
C2,C1,C0
100
010
001
Timer-CK
PH15
PH9
PH3
10/11
MTU420 Revision 2.9 02/17/1998
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