AT89C51RD2 problem

While workin with AT51RD2, we are facing a weird problem. The Code that is working well with AT89C51 doesnt wok with AT89C51RD2. we are not using any sfrs that are specifically used by RD2. It is a...
AT89C51RD2 problem

While workin with AT51RD2, we are facing a weird problem. The Code that is working well with AT89C51 doesnt wok with AT89C51RD2. we are not using any sfrs that are specifically used by RD2. It is a...
How to communicate At89c51rd2(Master) with At89c51rd2(Slave) using SPI protocol ?

Dear all, How to communicate At89c51rd2(Master) with At89c51rd2(Slave) using SPI protocol.I am using seperate pins for spi(not the dedicated pins of spi protocol).I am using 20 Mhz crystal for both...
How to communicate At89c51rd2(Master) with At89c51rd2(Slave) using SPI protocol ?

Dear all, How to communicate At89c51rd2(Master) with At89c51rd2(Slave) using SPI protocol.I am using seperate pins for spi(not the dedicated pins of spi protocol).I am using 20 Mhz crystal for both...
AT89C51RD2

HELLO PEOPLE I AM IN URGENT NEED OF A PROGRAMMING CIRCUIT FOR ATC89C51RD2 CAN ANY ONE HELP ME