GMS30004 Datasheet, PDF (125/158 Pages) Hynix Semiconductor – 4-BIT SINGLE CHIP MICROCOMPUTERS

ê Appendix C Magic-
2) Output waveform for uPD1986C
A single pulse, modulated with 37.917KHz signal at 455KHz
7F
&DUULHU IUHTXHQF\
I_# 7F I _$
'XW\ UDWLR 77F 
7
- Bit Description
Bit Ì0Ì
1.121ms @455KHz
1.594ms @320KHz
Bit Ì1Ì
1.121ms @455KHz
1.594ms @320KHz
- Configuration of Flame (Except 18~1Bh Key)
Head
Code
Data Code(ex ; 1Eh)
D0 D1 D2 D3 D4
36ms
@455KHz
51.187ms @320KHz
- Flame Interval :,Tf
The transmitted waveform as long as a key is depressed. (18~1Bh Key only)
C-5