Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
ok. i've some doubt related to ckt. there's crystal in controller ckt and decoder chip has clock from controller port pins then why this decoder crystal is needed? can't it run with this clock?
sorry i've not mentioned that crystal of mentioned frequancy is used with decoder chip. thanx for the replies. well L.Chung my project has serial port implementation. all the data from external memory is transferred through it.
and the other crystal is 11.0592 Mhz used with controller at89s52.
hey guys, i'm making mp3 player using at89s52 controller..
i've some problem. in ckt there's a crystal of 14.7456 Mhz but i can't find it can you tell me what should i do for that?? can i change it by modifying ckt and programming?
what chnges i'll have to make??
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