MCP3204 reading problem with At89s8252

I have a problem about reading mcp3204 serial adc with atmel at89s8252 microcontroller. I am reading digital signal but from 800 to BFF. it must be from 000 to FFF. I written the program below... ...
MCP3204 reading problem with At89s8252

I have a problem about reading mcp3204 serial adc with atmel at89s8252 microcontroller. I am reading digital signal but from 800 to BFF. it must be from 000 to FFF. I written the program below... ...
upsd33XX spi interface problem,how to connect more than one spi device to SPI interface?

Hi,All There is a host spi controller in upsd33xx series,but only one spi slave chip select signal is provided, how can I connect another spi device? I can use cd4051 cmos swicth to do this, but I...
upsd33XX spi interface problem,how to connect more than one spi device to SPI interface?

Hi,All There is a host spi controller in upsd33xx series,but only one spi slave chip select signal is provided, how can I connect another spi device? I can use cd4051 cmos swicth to do this, but I...
LPC2148 SPI Problem

Hi I have been working on LPC2148 for a project. I have tried to get the spi0 working. Currently the code compiles without a problem but is not responding as it is supposed to. I would like...