I am working with a SBC1390 and I am attempting to write a program which will read and write data out of COM1, COM2, COM3, and COM4. I have...

I am working with a SBC1390 and I am attempting to write a program which will read and write data out of COM1, COM2, COM3, and COM4. I have COM3 and COM4 working as they should however I cannot get COM1 and COM2 to work for the life of me. I am writing the program in C and like I have said the code works just fine on my PC and for COM3 and COM4. I will say that COM1 and COM2 are independan...

I'm looking for ADC board with with the following specs. and Linux and/or QNX driver A) 12 bit Analog to Digital Converter (ADC) board in...

I'm looking for ADC board with with the following specs. and Linux and/or QNX driver A) 12 bit Analog to Digital Converter (ADC) board in PC104+ form factor with 10MHz sampling rate and with 4K sample buffer. OR B) 12 bit Analog to Digital Converter (ADC) stand alone board with 10MHz sampling rate, 4K sample buffer and USB2.0 interface to download digitised data to a host computer ...