#garfield Logs

Aug 11 2021

04:04 AM Tom_L: hi
08:48 AM rue_mohr: hi
08:59 AM polprog: hi
09:01 AM polprog: I still have the mainboard from the old inkjet, theres a similar allegro stepper controller there
09:10 AM rue_mohr: how about a processor?
09:10 AM rue_mohr: does it have a dram chip and flash?
02:28 PM polprog: I dont remember but it's a micro that just says "EPSON" and some RAM
02:28 PM polprog: now that I know the FPGA magick i could wire up that ram whatever kind it is
02:28 PM polprog: 7 year old me would be super excited now
02:29 PM polprog: just take a random PCB and make it do *things*
02:39 PM Tom_L: heh
03:13 PM polprog: the 8051 is literally that
07:28 PM rue_mohr: :)
07:31 PM Tom_L: how did the address/data work?
07:31 PM rue_mohr: pages emmeory
07:59 PM Tom_L: https://www.tutorialspoint.com/microprocessor/microcontrollers_8051_architecture.htm
08:00 PM Tom_L: several different ones covered there