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UPD65 Datasheet(PDF) 47 Page - NEC

Part # UPD65
Description  4-BIT SINGLE-CHIP MICROCONTROLLER FOR INFRARED REMOTE CONTROL TRANSMISSION
PDF  64 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD65 Datasheet(HTML) 47 Page - NEC

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µPD64A, 65
Data Sheet U14380EJ2V0DS00
10. ASSEMBLER RESERVED WORDS
10.1 Mask Option Directives
When creating the
µPD64A and 65 program, it is necessary to use a mask option directive in the assembler’s
source program.
10.1.1 OPTION and ENDOP directives
From the OPTION directive on to the ENDOP directive are called the mask option definition block. The format
of the mask option definition block is as follows:
Format
Symbol field
Mnemonic field
Operand field
Comment field
[Label:]
OPTION
[; Comment]
:
:
ENDOP
10.1.2 Mask option definition directive
The directive that can be used in the mask option definition block is listed in Table 10-1.
The mask option definition can only be specified as follows. Be sure to specify the following directive.
Example
Symbol field
Mnemonic field
Operand field
Comment field
OPTION
USEPOC
; POC circuit incorporated
ENDOP
Table 10-1. Mask Option Definition Directive
Name
Mask Option Definition Directive
PRO File
Address value
Data value
POC
USEPOC
2044H
01
(POC circuit incorporated)



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