Yaskawa JAPMC-MC2303-E - Manual (Page 170)

Appendix D Supplement on FL-net Profile
D.2 ANS.1 Transfer Syntax Summary
A-20
D.2 ANS.1 Transfer Syntax Summary
The following gives a brief description of the ISO/IEC 8825 ASN.1 (Abstract Syntax Notation One) basic coding rules
that relate only to this manual.
( 1 ) Simple ASN.1 Type
( 2 ) Example of Structured ASN.1 Type Coding
( 3 ) Type Field
[ a ] Structure (one octet)
[ b ] Tag Number (UNIVERSAL TAG)
Type Length Value
Type Length Value
Type Length Value Type Length Value
Structural flag: 0 Primitive type
1 Constructed type
8 7 6 5 4 3 2 1
C C F T T T T T Tag number
Tag class: 00 UNIVERSAL TAG
01 APPLICATION TAG
10 CONTEXT-SPECIFIC TAG
11 PRIVATE TAG
Tag Number
(Hexadecimal)
Type
Tag Number
(Hexadecimal)
Type
00 (Reserved) 11 SET and SET OF
01 BOOLEAN 12 NumericString
02 INTEGER 13 PrintableString
03 BIT STRING 14 TeletexString
04 OCTET STRING 15 VideotexString
05 NULL 16 IA5String
06 OBJECT IDENTIFIER 17 UTCTime
07 ObjectDescriptor 18 GeneralizedTime
08 EXTERNAL 19 GraphicString
09 REAL 1A VisibleString
0A ENUMERATED 1B GeneralString
0B-0F (Reserved) 1C CharacterString
10
SEQUENCE and
SEQUENCE OF
1D to 1E (Reserved)