Adding a Keyboard to the Z80 TEC Computer

*** For $5 off your first order at PCBWay, click here: https://www.pcbway.com/setinvite.aspx?inviteid=599966 *** https://www.pcbway.com PCBWay Printed Circuit Boards the Easy Way. In this video, I connect a full QWERTY keyboard to a Z80 Single Board computer the TEC-1F. Just to make it more interesting or difficult. I use the keyboard to play a Text Adventure Game from the TEC, through the serial port and on my Laptop. Add a comment on your Favourite Usborne Computer book! Purchase these boards from: https://www.ebay.com.au/itm/175695718002 Z80 Keyboard resource page: https://github.com/Gonzo-XIII/TEC-1_Hardware/edit/master/Z80Bus The source code for the keyboard can be found at: https://github.com/bchiha/Ready-Z80/tree/main/18-TEC_Keyboard Play the Haunted House online! This is my port to Scratch: https://scratch.mit.edu/projects/130894359/ 00:00 Intro with Usborne Computer Books 02:32 Keyboard and Interface PCB's 04:47 Interface schematic 06:11 Keyboard schematic 08:29 Z80 Assembly code walkthrough 11:31 Hardware connection to the TEC-1F 13:52 Working Keyboard demonstration 16:52 Joystick processing 18:35 Playing a game with the Adventure Kernel System 20:42 Ruby AKS Port and serial connection 23:52 Playing a Text Adventure Game, The Haunted House 25:37 Keyboard review and future use And here are some additional links: Ruby AKS: https://github.com/bchiha/Ruby-Text-Adventure-Kernel-System T(erminal) Monitor for the TEC/SC: https://github.com/1971Merlin/TMON/ CPCWiki AKS page: https://www.cpcwiki.eu/index.php/Writing_Adventure_Games_on_the_Amstrad_CPC_464_/_CPC_664 Simon Price's computer page: http://people.cs.bris.ac.uk/~ecsnp/games/ The above link includes a link to the AKS book in PDF. Usborne Computer Books: https://usborne.com/au/books/computer-and-coding-books I hope you found this video informative. Please like and subscribe for more Z80 videos.