Saturday, January 31, 2015

@MAKE Electronics Experiment 19 - logic chips (Part III)-Latching with a NOR

›
At the end of the chapter, Charles shows how to latch an AND gate to HIGH by putting a diode between the output and input 2, which goes to a...
Friday, January 30, 2015

@MAKE Electronics Experiment 19 - logic chips (Part II)

›
I still do not have the 74HC08 AND chips, so I moved ahead and used what I have.  I took out the 00 and replaced it with a 74HC02 NOR chip. ...
Thursday, January 29, 2015

@MAKE Electronics Experiment 19 - logic chips (Part I)

›
There is not much to Experiment 19, but it's still really neat. This is the first use of logic chips, and Charles is just introducing ...
Sunday, January 25, 2015

@MAKE Electronics Experiment 18 - 7-segment displays, 4026 counters, 555 timers

›
Here's the latest, from  +Make:  Electronics. Experiment 18 uses 3 single digit 7-segment displays, 3 4026 decade counter chips (1 for e...
Monday, January 19, 2015

Mario Question Block from @adafruit - Final(?)

›
It's finished. See video The final steps were: desolder the floating wire on the LED+ desolder the GND wire, cut it to the same len...
Sunday, January 18, 2015

Mario Question Block from @adafruit - Part V

›
I got the LEDs to work. I verified all the other connections I tried a 5mm LED in the circuit instead of the LED sequin I desoldered--no...
Friday, January 16, 2015

Mario Question Block from @adafruit - Part IV

›
I drilled the hole in the case for connecting the Trinket.  From the webs, I ascertained that I needed about a 1/16" bit (.0625 for a ....