Tagged Questions

3
votes
0answers
111 views

How can I access the MCP3008 ADC chip with linux spidev?

There is quite a bit of bit-banging sources to work with this 10-bit resolution chip, but I'd like to know if this kind of chips are natively supported by Linux. Primarily I'd like this to be in C, ...
0
votes
1answer
150 views

SPI interface is working, but there is no power, what could be wrong?

I have an ADC attached to my uC on a custom PCB. The traces are just directly connected between the uC and the ADC. Here is a photo of an oscilloscope trace of SCK and MISO. SCK is Blue, MISO is Red. ...
2
votes
2answers
669 views

Microcontroller with ADC and capable of SPI communication

I am designing a system where Analog Signal ---> (ADC- Digital Data )---> UWB chip mostly WSR601 or AL6301/AL5100 Chipset Note (1): UWB is an abbrieviation for Ultra Wide Band wireless ...
1
vote
2answers
1k views

ADC sampling rate to MCU clock speed relationship

How can I determine the clock speed requirements of a mCU to manage a given ADC input? This application is very simple - I just want to take an SPI stream from an ADC into a mCU and spit it out the ...