VTech Alphabert s Magic Readport User Manual download pdf (Page 52)

Lab Manual of Microcontroller & Interfacing Page 52

MOV A,@R0

MOV B,#6

MUL AB

DEC R0

ADD A,@R0

MOV @R0,A

INC R0

MOV A,@R0

MOV B,#5

MUL AB

DEC R0

ADD A,@R0

MOV @R0,A

INC R0

MOV A,@R0

RL A ; Mply with 2

MOV @R0,A

RET

DECADJ:

MOV A,@R0

DECLOP:

MOV B,#10

DIV AB

MOV @R0,B

INC R0

ADD A,@R0

MOV @R0,A

CJNE R0,#37h,DECLOP

RET

COMMAND:

PUSH DPH

PUSH DPL

MOV P1,A

ACALL DELAY ;Write when when display not busy

CLR P3.0 ;Select command register

CLR P3.2 ;Write Enable

SETB P3.1 ;Set Enable terminal of LCD

NOP

CLR P3.1

POP DPL

POP DPH

RET

DISP_DATA:

PUSH DPH

PUSH DPL

1 2 ... 47 48 49 50 51 52 53 54 55 56 57 ... 79 80

Laboratory 1
CERTIFICATE 2
EXPERIMENT NO. 1 5
EXPERIMENT NO. 2 10
EXPERIMENT NO. 3 13
:: WORKSHEET :: 15
EXPERIMENT NO. 4 18
:: Rough Work :: 22
EXPERIMENT NO. 5 23
EXPERIMENT NO. 6 26
EXPERIMENT NO. 7 29
EXPERIMENT NO. 8 31
EXPERIMENT NO. 9 34
EXPERIMENT NO. 10 39
:: WORKSHEET:: 41
EXPERIMENT NO. 11 44
EXPERIMENT NO. 12 49
EXPERIMENT NO. 13 55
EXPERIMENT NO. 14 60
EXPERIMENT NO. 15 65
EXPERIMENT NO. 16 72
:: Roght Work :: 76
EXPERIMENT NO. 17 77

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VTech Alphabert s Magic Readport User Manual Page 52

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