--_003_4EB542712030202nicolaperottoit_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Find attached a schematic. It's a very simple example. Note that for the exact value of the two capacitor near the crystal you mus= t=20 read the crystal datasheet! The bypass (decoupling) capacitor value also is indicative, usually a value= from=20 100nF to 1uF is good BUT place it very close to the Pic. On 05/11/2011 12.38, jana1972@centrum.cz wrote: > Yes, quite sloopy descriptions from your part ! > Sorry, I have just only started with microchips - so a lot of new know= ledge for me to learn. > > L. The first thing to do is read the pic's datasheet! It's big because it cont= ains=20 a lot of usefull informations. And draw a schematic! --_003_4EB542712030202nicolaperottoit_ Content-Type: application/pdf; name="Demo 16F628A.pdf" Content-Description: Demo 16F628A.pdf Content-Disposition: attachment; filename="Demo 16F628A.pdf"; size=5648; creation-date="Sat, 05 Nov 2011 06:08:56 GMT"; modification-date="Sat, 05 Nov 2011 06:08:56 GMT" Content-Transfer-Encoding: base64 JVBERi0xLjQNCiWhs8XXDQoxIDAgb2JqDQo8PC9UaXRsZShTQ0hFTUFUSUMxIDogUEFHRTEpL0F1 dGhvcihVc2VyKS9DcmVhdG9yKCkvUHJvZHVjZXIoKS9DcmVhdGlvbkRhdGUoRDoyMDExMTEwNTE0 NTc0MyswMScwMCcpL1N1YmplY3QoKS9LZXl3b3JkcygpL01vZERhdGUoRDoyMDExMTEwNTEzNTg1 NyswMCcwMCcpPj4NCmVuZG9iag0KMiAwIG9iag0KPDwvVHlwZS9DYXRhbG9nL1BhZ2VzIDMgMCBS IC9WaWV3ZXJQcmVmZXJlbmNlcyA4IDAgUiAvQWNyb0Zvcm08PC9GaWVsZHNbXT4+Pj4NCmVuZG9i ag0KMyAwIG9iag0KPDwvVHlwZS9QYWdlcy9Db3VudCAxL0tpZHNbIDUgMCBSIF0+Pg0KZW5kb2Jq DQo0IDAgb2JqDQo8PC9GaWx0ZXIvRmxhdGVEZWNvZGUvTGVuZ3RoIDMzNTI+PnN0cmVhbQ0KSInt V0mP3TYSvr9foaMnQCviTh1jO844O5weY+aazgIYbsBwMAgwv35qI1WUqPf02rl00H3op1pYJL8q 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