PIC16F877A development board

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Partlist
Resistors:
15x 560R
2x 1K
1x 10K potmeter
1x 4K7
1x 8 pin sil
Capacitors:
2x 100uF 35V
3x 100nF
4x 10uF
2x 20pF
Leds:
7x 3mm led red
1x 3mm led green
2x 7-segment display
Inductors:
1x 330uH
Diodes:
1x 1N4007
1x 1N5819
Transistors:
2x BC547
Ic's:
1x PIC16F877A
1x MAX232
1x LM2575-5V
Ic sockets:
1x 40p ic voetje
1x 16p ic voetje
Headers:
2x 20p female header
1x 5p male header (icsp)
1x 16p male header (lcd)
2* 10p female header for 7 segment displays
Connectoren:
1x 15p subd connector
1x 9p subd connector
1x DC jack bus
Other parts:
1x 20Mhz kristal
1x 8 pin dip switch
1x PCB

[thumb=238]docu/5/componenten.jpg[/thumb] [thumb=238]docu/5/287.jpg[/thumb]

Build description
Step 1
15x 560R resistor (green blue brown) R1-R8,R13-R19
2x 1K resistor (brown black red) R9, R10
1x 4k7 resistor (yellow violet red) R12


Step 2
1x 1N4007 D1
1x 1N5819 D4
1x 1N4148 D5
** Watch the polarity!! **



Step 3
1x 16 pin ic socket
1x 40 pin ic socket
** Watch the polarity notch!! **
2x 20 pin female header
2x 10 pin female header
1x 3 pin female header (cut of the middle pin)




Step 4
3x 100nF capacitor C4, C9, C10
2x 20pF capacitor C11, C12 (Not displayed on the picture, see step 6)
1x 10K sil resistor R22 (The printed dot on the side of C10)



Step 5
2x BC547 Q1, Q2
** Watch the polarity!! **



Step 6
1x 8 pin dip switch



Step 7
7x Led red LED1-LED7 ** Watch the polarity!! **
1x Led green LED8 ** Watch the polarity!! **
(Short pin to the right)
1x 16 pin header SV1



Step 8
2x 100�F Elco C1, C2 ** Watch the polarity!! **
4x 10�F Elco C5-C8 ** Watch the polarity!! **
1x 330�H inductor L1
1X 10K potmeter R11



Step 9
1x 15p Sub-D connector X1 or 1x 5 pin header SV3
1x 9p Sub-D connector X2
1x DC-jack plug J2
1x LM2575 U1



Step 10
1x Max 232 IC3 ** Watch the polarity!! **
1x PIC16F877A IC1 ** Watch the polarity!! **
2x 7 segment display
1x 20Mhz crystal


Ready!

Demo Code
[iframe]bestanden/pic16f877a/demo_code.htm[/iframe]
[url=http://test.e-stynus.com/bestanden/pic16f877a/demo_code.zip]Hex file download.[/url]

Ciruit Diagram:
[thumb=400]docu/5/16f877a_circuit.png[/thumb]'