Cortex M series and their compatibility

Hello , I am new to ARM. I have a particular software package written to the Cortex M0+ MCU. How can I evaluate that these libraries will be compatible with other type of cortex M series microcontrollers...
[Cortex M0] Number of clock cycles for LDR instruction

Hello, I need to know the exact number of the clock cycles per each instruction in terms of the system clock frequency especially the "LDR" instruction Here is the needed instruction: "LDR r3,[r1...
How can CLZ equivalent be achieved on Cortex-M0 where this instruction is missing?

Looking for alternates for this instruction.
Reach 200 degre celsius with the temperature sensor in the ATSAM20Dj18a

Hi, i'm working with the ATSAM20DJ18A (using ASF) and i'm doing some temperature monitoring. But it seems like I'am stucked at 169 degre celsius. Is there a way maybe by changing the ADC reference to...
Some questions about the LPC810

Hi the experts, I'm not sure but i think that chip can realy help myself in my actual projet. i wanna get precisions about this chip. In the technical datasheet i can read this : ARM Cortex M0+ with...