Talking Morse Code Practice Computer
Schematic (.pdf 70K)
Assembly Instructions (.pdf 119K)
Software to accompany the QST article titled “A Pocket-Size, Talking Morse Code Practice Computer” QST July 1994 page 28.
File Descriptions:
| Name | Description |
|---|---|
| CPC.OBJ | CPC EPROM IMAGE |
| SPCH_LIB.EXE | SPEECH LIBRARY program |
| SPCH_LIB.C | SPCH_LIB source |
| VOC2BIN.EXE | *.VOC -> *.BIN program |
| VOC2BIN.C | VOC2BIN source |
| ADPCM2.EXE | ADPCM program |
| ADPCM2.C | ADPCM source |
| GLOBALS.TXT | 8051 GLOBALS |
| ISR_INIT.TXT | 8051 ISR & initialization |
| CPO_SPK.TXT | CPC main program |
| MORSE.TXT | MORSE subroutines |
| README.TXT | THIS FILE |
| TABLE02.TXT | SPEECH LOOKUP TABLE |
| SPEAK.TXT | SPEAK subroutines |
| SPEECH.TXT | SPEECH DATA TABLE |
| SPEECH.BIN | SPEECH DATA |
| SPEECH.SRC | Source file for SPCH_LIB |
| File types: | |
|---|---|
| .TXT files are 8051 Assembly source | |
| .BIN file is speech data | |
| .OBJ file is 8051 executable with speech data (EPROM image) | |
| .C files are MSVC source | |
| .EXE files are MS Windows executable | |
| .SRC file is the input file for SPCH_LIB |
All Files (PKZIPPED 194K)
EPROM image (PKZIPPED 44K)
8051 T_ASM Source (PKZIPPED 10K)
TASM Table-driven cross assembler info and latest shareware release. Thomas N. Anderson, 1985, Speech Technology Inc.; 1997, Squak Valley Software
Main ICs used
DAC0830
LM358
LM336
8051
27512
“A Pocket-Size, Talking Morse Code Practice Computer”
QST July 1994 page 28. (.pdf 659K)