SM5L1 View Datasheet(PDF) - Sharp Electronics

Part Name

Description

MFG CO.

SM5L1

4-Bit Single Chip Microcomputers

Sharp Electronics 

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SM5L1/SM5L2/SM5L3

Data Transfer Instructions

MNE-

MONIC

LAX x

LBMX x

LBLX x

LDA x

EXC x

EXCI x

EXCD x

EXAX

ATX

EXBM

EXBL

EX

MACHINE

CODE

10 to 1F

30 to 2F

20 to 2F

50 to 53

54 to 57

58 to 5B

5C to 5F

64

65

66

67

68

OPERATIONS

ACC ← x (I3 - I0)

BM ← x (I3 - I0)

BL ← x (I3 - I0)

ACC ← M, BMi ← BMi ⊕ × (I1 - I0)

(i = 1, 0)

M ↔ ACC, BMi ← BMi ⊕ × (I1 - I0)

(i = 1, 0)

M ↔ ACC, BL ← BL + 1

BMi ← BMi ⊕ × (I1 - I0) (i = 1, 0)

Skip if Cy =1 (BL = 0FH → 0)

M ↔ ACC, BL ← BL + 0FH

BMi ← BMi ⊕ × (I1 - I0) (i = 1, 0)

Skip if Cy =1 (BL = 0 → 0FH)

ACC ↔ X

x ← ACC

BM ↔ ACC

BL ↔ ACC

B ↔ SB

Arithmetic Instructions

MNE-

MONIC

ADX x

ADD

ADC

COMA

INCB

DECB

MACHINE

CODE

00 to 0F

7A

7B

79

78

7C

OPERATIONS

ACC ← ACC + x (I3 – I0),

Skip if Cy = 1

ACC ← ACC + M

ACC ← ACC + M + C, C ↔ Cy

Skip if Cy = 1

ACC ← ACC

BL ← BL + 1, Skip if BL = 0FH

BL ← BL – 1,Skip if BL = 0

.Test Instructions

MNE- MACHINE

MONIC CODE

OPERATIONS

TAM

6F

TC

6E

Skip if ACC = M

Skip if C = 1

TM x

48 to 4B Skip if Mi = 1 (i = 3 to 0)

TABL

TPB x

TA

TD

6B

4C to 4F

6C

69

02

Skip if A = BL

Skip if P (R) i = 1, (i = I1, I0)

Skip if IFA = 1 and (IFA ← 0)

Skip if IFD = 1 and (IFT ← 0)

4-Bit Single Chip Microcomputers

Bit Manipulation Instructions

MNE- MACHINE

MONIC CODE

OPERATIONS

SM x

RM x

SC

RC

IE

ID

44 to 47

40 to 43

61

60

63

62

Mi ← 1 (i = 3 to 0)

Mi ← 0 (i = 3 to 0)

C←1

C←0

IME ← 1

IME ← 0

I/O Control Instructions

MNE- MACHINE

MONIC

CODE

OPERATIONS

INL

70

OUTL

71

ANP

72

ORP

73

IN

74

OUT

75

ACC ← P1i (i = 3 to 0)

P0i ← ACC (i = 3 to 0)

Pj ← Pj ∩ ACC (j = 3 to 0)

Pj ← Pj ∪ ACC (j = 3 to 0)

ACC ← Pj (j = 3, 2, 1)

Pj ← ACC (j = 3 to 0),

Rj ← ACC (j = F to D)

Table Reference Instructions

MNE-

MONIC

PAT

MACHINE

CODE

6A

00 to FF

OPERATIONS

Push

PU ← (0, 4), PL (X1, X0, ACC)

(X, ACC) ← I7 - I0

Pop

Divider Instructions

MNE-

MONIC

DR

DTA

MACHINE

CODE

69

03

69

04

OPERATIONS

DIV (f7 - f0) Reset

ACC ← Divider (f3 - f0)

Melody Control Instruction

MNE- MACHINE

MONIC CODE

OPERATIONS

PRE

6D

Melody ROM pointer preset

Melody ROM pointer ← X, A

Special Instructions

MNE- MACHINE

MONIC CODE

OPERATIONS

STOP 76

Standby mode (STOP)

HALT 77

Standby mode (HALT)

NOP

00

No operation

24

Microcomputer Data Sheet

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