On the Drawing Board
adventures in electronic circuit design
Wednesday, April 27, 2011
Populated PCB
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So here's the board with all the components soldered on. Very few parts indeed. I could've soldered the ICs directly onto the board...
2 comments:
Tuesday, April 26, 2011
Freshly etched PCB
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This phenolic paper board measures 3x2 inches. It was cut using the score-and-snap method from a 6x10 inch board. The presensitized board wa...
1 comment:
Making PCBs using presensitized boards
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Here's my current procedure for making single-sided printed circuit boards. 1. Draw the schematic and PCB layout. I use DesignSpark ...
Saturday, April 23, 2011
Using the ICSP and T1OSx pins of the 16F1827
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Am going to use the PIC16F1827 and the circuit needs a 32.768kHz crystal on the T1OSI and T1OSO pins. As it turns out the same pins are used...
Wednesday, March 30, 2011
DesignSpark PCB
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Prototyping boards / stripboards are hardly the easiest way to make printed circuit boards. Because of the fixed pads and tracks it's im...
2 comments:
Monday, March 14, 2011
Four-way traffic light
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Scoured some 20 toy and collectibles stores in search of a model/toy traffic light that I can hack and modify. Not a single one had. Unbelie...
Wednesday, March 2, 2011
PIC 12F1822 current draw at different frequencies
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Because the datasheet for the PIC 12F1822 lists the supply current for only a select number of internal oscillator frequencies I went and ...
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